Fortune Telling Collection - Ziwei fortune-telling - Organic chemistry and analytical chemistry. It is best to be the basic question of a famous school.
Organic chemistry and analytical chemistry. It is best to be the basic question of a famous school.
Socio-cultural anthropology theory
I. Explanation of nouns (5 points for each question, 30 points for * * *)
1, cultural relativism 2,3, social kinship 4, Omaha system 5, intangible cultural heritage 6, jiang village economy.
Second, short answer questions (each question 10, ***40 points)
1. Briefly describe structuralism II. Briefly describe Polanyi's views on formal economy and real economy.
3. How does Levi-Strauss view the relationship between nature and culture? 4. The content of Benedict's book Cultural Patterns.
Three. Discussion (20 points for each question, ***80 points)
1. Discuss the enlightenment and limitations of Said's Orientalism on anthropological reflection and reconstruction.
2. Talk about the "practicality" of anthropology.
3. Discuss the basic difficulties of ethnography writing with examples.
Please make your own analysis of a social discrimination phenomenon in China.
Socio-cultural anthropological methods
I. Explanation of nouns (5 points for each question, 30 points for * * *)
1, experimental ethnography
Step 2 show
Step 3 participate in observation
4. Theme
5. Writing culture
6. Multi-point ethnography
Second, short answer questions (each question 10, ***40 points)
1. Briefly describe the enlightenment of anthropological methodology. 2. What do you think of anthropology in your hometown? 3. Why do anthropologists learn the language of their subjects? 4. Take the experience of an anthropologist as an example, and list some preconditions for in-depth interviews.
Three. Discussion (20 points for each question, ***80 points)
1. Try to explain your views on China's research methodology of anthropology. 2. Advocate the concept of "cooperative ethnography" in contemporary anthropology. What do you think is the relationship between this methodology and participation in observation?
3. Give examples to illustrate how to identify a social fact. 4. Introduce one aspect or step of a series of anthropological field work, and make a methodological evaluation.
Biochemical problems in Peking University's entrance examination for graduate students in 2009.
1. Write the chemical reaction formula from pyruvate to phosphoenolpyruvate. What is the chemical reaction mechanism? Which way has similar reaction mechanism, and what is its reaction formula?
2. In the chloroplast suspension, after a period of treatment in the dark, carbon dioxide labeled with C 14 is added. No radioactive C 14 was detected in glyceraldehyde triphosphate. Why?
3. What steps does 3.GFP take to form a fluorescent nucleus?
4. What is the chemical nature of 4.DNA and RNA? Why is RNA unstable in alkaline solution? Based on what experimental results did Watson and Crick propose a DNA double helix structure model? What is the essence of DNA double helix?
6. How to study an important amino acid residue that protein binds to ATP?
7. Isotopes play an important role in revealing the mechanism of chemical reactions. Please write down at least three important historical events studied with isotopes. 15.
8. Similarity between oxidative phosphorylation and photosynthetic phosphorylation. Please name at least three scientific problems that need to be studied by these methods. 15 point
9. The mouse tissue extract was preliminarily purified to obtain the following mixture, the minimum component of which was more than 0.5mg, and then the KD values and isoelectric points of five protein were given respectively. It is necessary to design an experimental scheme for separating and identifying protein. And verifying whether the component is contained in another tissue extract. 15 point
10, the development of genomics makes people get a lot of unknown protein. Suppose you are interested in one of the unknown proteins, please design an experiment to study its function. Write down the purpose of the experiment and the technology to be obtained. 20 points?
Examination questions of China Economic Research Center of Peking University in 2009
Microeconomics:
1. A city, assuming that the city has only one street with a length of L, a monopoly manufacturer is at one end of the street, and the marginal cost is 0. Consumers are evenly distributed in the street, and consumers have a unit demand for goods. The cost per unit length of consumers is t, and the reserved price of consumers is v, where V < Lt, ask monopoly manufacturers what price to choose to maximize profits. (8 points)
The market demand of a commodity is d (p) =12-p. The market supply is s (p) = p, where 0.
(a) What is a balanced market price and a balanced output? What is the social welfare expressed in money? (5 points)
(b) If the highest price set by the government is 4, if there is a second-hand market, what is the price and transaction volume of the second-hand market? How much is social welfare? (5 points)
(c) If the Government cracks down on second-hand transactions, what impact will it have on social welfare? Why? (7 points)
3.( 1) under a given output q, the enterprise minimizes its own cost, and its production function is f(x), which increases with x, that is, Min x*w, s.t.f (x) ≥ Q. Suppose the problem has a solution. So if the choice and investment combination of enterprises under w 1 and w2 is x 1 and x2. Then it is proved that (x 1-x2) (w 1-w2) ≤ 0. (10)
(2) Assuming that the enterprise is given capital K to maximize its output Q, is (x 1-x2) (w 1-w2) ≤ 0 as before? Explain why. (10)
The market demand is d (p) = 30-p. Two firms monopolize the market, with MC=0 of firm 1 and MC=2 of firm 2.
(1) Manufacturer 1 Determine the output first, and then calculate the equilibrium output and price; Company 2 first determines the output and finds the equilibrium output and price. (8 points)
(2) If there are two stages of litigation, in the first stage, if the product is developed, the party with high R&D expenses will develop the product and obtain the patent right, and at the same time obtain the right to preset production. The second stage is fixed production according to fixed production orders, so it is necessary to balance research and development expenses, output and price. (7 points)
A hotel can get 500 thousand income every week, which is distributed between management and labor. But the premise of profit is that both employers and employees reach an agreement on the distribution plan. Now suppose that the hotel will only make a profit for two weeks, and it will not make a profit after the peak season. Every Monday, employers and employees negotiate the conclusion of the distribution plan; In the first week, the management will put forward the distribution plan to see if the employees agree; If rejected by the employee, the employee will put forward the distribution plan in the second week to see if the employer agrees. If no agreement is reached, the current income is 0.
(1) build a model to explain, find out the equilibrium solution of both employers and employees, and point out the related concepts of the game (player, strategy, reward, etc. ). (8 points)
(2) Assume that the employee can find a temporary job with a weekly income of 6,543,800 yuan if the agreement is not reached. So what is the equilibrium solution? (7 points)
Macroeconomics:
1. What are the income elasticity and interest rate elasticity of Robin's money demand theory? Modeling instructions. (10)
2. Consider the IS-LM model. The money supply in the economy has temporarily unexpectedly increased from 0% to 10%, and prices have gradually increased in the current period and thereafter. What is the change of the current real interest rate? (20 points)
3. Solow growth model y (t) = a (t) [l (t)] ι [k (t)]1-ι where y, a, l and k are output, technology, labor and capital respectively. The savings rate is S, the depreciation rate is D, and the population (i.e. labor force) growth rate is N. Explain the influence of A, ι, S, D and N on economic growth in the model. (20 points)
The statement that "savings equals investment" is easy to understand in the traditional sense. For example, if you deposit money in the bank, the bank will lend it to the enterprise for investment. So suppose people put money under their pillows, is this still an investment? What if everyone put money under the pillow? Please comment. (25 points)?
In 2009, the comprehensive course of law in Peking University took the entrance examination questions.
In 2009, Peking University Law Comprehensive Class recalled the Constitution;
1. What special committees are there in the National People's Congress Standing Committee (NPCSC)?
2. On the characteristics of legislative power.
Administrative law:
1. "When trying administrative cases, the court only examines the legality of specific administrative acts." Please talk about your understanding of the law.
2. What is the effect of administrative behavior? Please talk about your understanding of these influences.
Civil law:
Briefly describe "the relative principle of contract validity" and its application exceptions.
Civil procedure law:
Briefly describe the connotation of the principle of equal litigation rights of civil litigants? Why is this principle the basic principle of civil procedure law?
Criminal law:
1. Briefly describe the characteristics of instigators and their punishment principles.
2. Case study:
Defendant Huang Cuihua, female, 48 years old. June 5438+October 2008 10, Huang Cuihua came to Town A, met Wang Jingshan (a blind man) and lived with him. Wang Jingshan gave Huang Cuihua all his 50,000-yuan fixed deposit book for safekeeping. Later, Huang Cuihua learned that the password of the passbook was the last six digits of Wang Jingshan ID card. In March 2008, while Huang Cuihua was sleeping in Wang Jingshan, she took her ID card to the bank and took out 50 120 yuan from the passbook with her own fixed passbook and her own and Wang Jingshan's ID cards. Then put Wang Jingshan's ID back. Wang Jingshan found that his identity card had been tampered with, so he reported it to the public security organ. In April 2008, Huang Cuihua was arrested by the police. After Huang Cuihua was arrested, he voluntarily confessed his criminal process. Q: What is the crime of Huang Cuihua? How to judge? (As long as you say the principle of sentencing)
Criminal Procedure Law: Paragraph 3 of Article 162 of the Criminal Procedure Law stipulates: "If the defendant cannot be found guilty due to insufficient evidence, the accused crime cannot be established because of insufficient evidence, and a verdict of innocence shall be made." Please talk about the understanding of the law in combination with the relevant theories of the Criminal Procedure Law.
In 2009, the civil law major of Peking University took the postgraduate entrance examination.
Short answer: (4 questions, each question 15 points)
1. What is the relationship between authorization behavior and basic relationship in the principal-agent system?
2. After the beginning of inheritance, before and after the division of the estate, if the heirs give up their rights, what rights will they give up? Why?
3. What are the constitutive elements of the infringement caused by product defects?
4. What is the legal status of a one-person limited liability company?
Discussion: (2 questions, 30 points each)
1. On the principle of good faith and its embodiment in the property law of civil law.
2, the relationship between the subject matter and the object of the contract design, the effectiveness of the creditor's rights and the rules of ownership change.
Case analysis: (30 points)
One piece of Liu Youhe green jade is worth 654.38+ and 80,000 respectively. It was accidentally lost in August 2005. A few days later, he found it He accidentally dropped a corner while cleaning the emerald, and it will be processed into a white jade stone carving with a value of 1.6 million yuan. Two months later, he died and his son inherited the inheritance. Gong saw the green jade and thought it belonged to He Xiaomou, so he bought it. Due to slight flaws in the emerald, the transaction price was 50,000 yuan. 165438+ 10, Liu learned the above facts, but because he had other business, he did not ask He Mou and Gong Mou to return two pieces of jade until September 2009.
1. What are the legal relationships in the case?
2. Liu Can asked He Xiaomou if he had returned to Bai Yushi? How to return it? Why?
3. Ask Gong to return the jade? Why?
4. If Gong can't be asked to return the jade, what kind of relief measures can he take? ?
In 2009, Peking University took the postgraduate entrance examination for the major of economic law.
1. What are the contents of the economic law reflected in the views on the group of buying houses by thousands of people? What aspects can economic law regulate?
2. Combined with the value-added tax regulations implemented on June+10/October 1 June, 65438, talk about the main changes, gains and losses of commodity tax.
3, combined with the financial crisis policies of various countries, talk about the financial legal system and principles of financial law.
4. Competition law system and competition law system.
5. The relationship between the provisions of the company law on the disregard of corporate personality and the joint provisions of the investor and the company's property of a one-man company, is it applicable to the disregard of corporate personality of a one-man company?
6. How to understand the company's operational difficulties?
7. Rules for the Separate Operation of Banks
8. How to understand "selling below the cost price without justifiable reasons" in the Anti-Monopoly Law?
9. Civil action of false statement in securities law
10, the role of corporate financial audit system/the role of social security law?
In 2009, Peking University took part in the postgraduate entrance examination of sociology theory.
I. Explanation of Nouns (5×4 = 20)
The explicit function and implicit function of situational definition index social action.
Second, the essay question (20×4 =80)
1. Analyze the current inequality in China from the perspective of class and social stratification, so as to highlight their respective characteristics?
2. The basic proposition of homans's exchange theory and its practical significance.
3. Try to describe Bourdieu's theory of "social capital" and its significance to sociological research.
4. Try to explain the meaning of "community" and talk about the significance of "community construction" to society.
Three. Short answer questions (10×5 = 50)
1. Talk about a problem that you are interested in family sociology and your research ideas.
2. On the cultural specific path of social psychology and social behavior.
3. Give examples to illustrate the phenomenon of group consumption inequality in urban society and its influence on the development of urban society.
4. Try to describe the influence of population aging on urban and rural society in China.
5. If you need to do an empirical study on China's labor and alienation, how would you consider or design it?
In 2009, Peking University took the postgraduate entrance examination for classical philology.
Major 1: Ancient Philology
1. Terminology explanation: 40 is divided into Zhou Pian Shu Jing, Tian Yi Ge, Shi Tong, Other Schools, Old Annotations in Chunqiu Zuozhuan, Yi Xun, Fusang Bamboo Slips, Whirling Clothes and Historical Records, which are taboo.
Second, write the writing time and author of the following books: 10: Poems in Classroom, Academic History of China for Nearly 300 Years, Canon of the Five Dynasties, Record of Dropping Out of Farming, Collected Books of Han Yushan's Residence, A Brief History, Bronze Drum of Chu Ci, Zhang Sentences of Mencius,
Thirdly, Ji Zhong said: "There are more than a hundred pheasants in Beijing, and the country is also harmful. The former king system: most of them are just one of the three countries, one of the five levels, and one of Xiao Jiu. If you don't go to Beijing today, it will be unbearable without control. " Please talk about the characteristics of the capital scale system in the Spring and Autumn Period: 20 points.
Iv. The classification and evolution of ancient books in China from the Catalogue of Historical Records: 25 points.
5. On the achievements and characteristics of the study of distinguishing fakes in Qing Dynasty: 25 points.
6. Punctuate the following passage in modern Chinese, and talk about your understanding of the ceremony with the article: 30 points is human nature, infinite latitude and longitude, pervasive rules, kindness is induced, punishment is bound, so the virtuous and generous are respected, and the generous are respected, so they are always neat. The human body is safe to drive and the gold balance is complex; Look at the five colors, write articles for them, and show their abilities; Ear music chimes, tunes eight tones for it, and swings for it; The mouth is sweet and five flavors, so it is sour and salty and beautiful; Love is precious and beautiful, so consider comparison for it to understand its meaning. Therefore, the more seats on the road, the more clothes on the skin, the more holes in Zhu's string, and the more wine on the soup to prevent it from being extravagant. It is based on the order of monarch, minister, court, clothing, clothing, palace, diet, weddings and funerals, and things are appropriate and reasonable. Zhong Ni said, "I don't want to see people who have poured water and left." (Note 23: This passage is selected from Sima Qian's Historical Records, Volume 23, Book of Rites I.. The original text has no punctuation, and there are three notes in the middle: set, meaning and research. ) Four Wastes Publishing House: The text of the sixth question is quoted from Peking University Chinese Forum and provided by Ersanzi.
Specialty 2: the professional foundation of ancient philology
First, the big synthesis: fill in the blank 25 points+choose 25 points, omit.
Second, the professional foundation:
1, noun explanation: 40 points Juyan Han bamboo slips, discrimination, expropriation, smooth rhyme, rationalization, fanke, seven laws, three-body stone classics, classic interpretation. Above, one is missing.
2. Please write down the writing time and author of the following books: Yu Hai, History of China, Collection of Historical Records, Notes on Ancient Books of Shangshu, Poems of Tang Ziwei and Poems of Shaoshishan. Above, four are missing.
3. Punctuate the levels and rhymes of the following ancient poems: 10 minutes, the wind is full of horns, and the generals hunt the Acropolis. The grass is yellow in autumn, and the eagle eye is sharper; When the ice and snow melt, the horseshoe is extraordinarily brisk. It has passed Xinfeng City in a blink of an eye and soon returned to sunny Liu Ying. Looking back at the eagle wilderness, thousands of twilight clouds spread to the horizon.
4. What is "Ten Wings"? And explain its specific content. 20 points
5. Punctuation and translation: At 20: 00, Zheng Bo made Dr. Xu give Xu Shu 'en a gift to Xu Dong, saying that the country's ghosts and gods are not arrogant and arrogant to Xu Jun, and only one or two fathers and brothers dare to make contributions for themselves, because my brother can't coordinate with me so that they can keep their mouths shut. For a long time, I can let my son serve Xu Shuan to comfort this man, and I will also let my son win. If I have no place, I will regret my misfortune with courtesy. Xu Wuning and Xu Gong, serving the country, are the only ones for me. Zheng Guozhi's invitation is like an old marriage. He can fall into the same situation, and he can't help others. He was forced to fight with me and his children for this land. Gongsun Sheng was put in the position, saying that anyone who bribed with money was innocent. My ancestor, Xincheng, who is eager to make me die, is humble in this royal family. The descendants of Zhou were out of order, and Xu Dayue's Yin was tired of Zhou Deyi's days. I can compete with Mr. Xu and say that he is so polite. Those who command the country, command the people and benefit the heirs may give up their clothes without being punished and act according to their abilities. Later generations are polite.
Examination questions of foreign philosophy major in Peking University in 2009.
Comprehensive examination 2:
China's philosophy part:
I. Explanation of nouns (4 points for each question, 40 points for * * *)
There is no way to win an argument in a few words, but things will not change in a few days.
On one thing and two bodies, one reason and one difference, Huainan style.
2. Short answer questions (* *1question, 10 score)
An analysis of Han Feizi's synthesis of early legalist thoughts.
Modern western philosophy:
I. Interpretation of terms or propositions (5 points for each question, 25 points for * * *)
The fundamental paradigm of the category error life world is endless.
Second, the essay questions (25 points for each question, ***75 points)
1 Wittgenstein's schema theory.
Why does Gadamer think that prejudice is reasonable? what do you think?
Analyze and understand the following words and show your opinion.
"Truth is a mistake, and a creature can't live without it. In the final analysis, the value of life plays a decisive role. "
In 2009, the Chinese Department of Peking University took the postgraduate entrance examination.
On the Commonality of Poets Li San (Li Bai, Li He and Li Shangyin)
?
2. Briefly describe the theoretical proposition of the new criticism, and list several representative figures and their main works.
3. Take a classic work as an example to explain what a stream-of-consciousness novel is.
4. Ji Xiaolan said: "Strange Tales from a Lonely Studio was popular for a while, but it was not written by the author. There are many ancient books under the rest and above Gamburg. It can be seen that Liu's "Different Gardens" and "Continuing the Search for Immortals" are also novels; Pass, pass, pass, etc. " Taiping Guang Ji, birds of a feather flock together, so it can be merged. This book is not only two-body, but also unsolved. The novel not only narrates the experience, but also belongs to the narrative. It is no better than the theater closing its eyes and casually modifying it to win a mysterious story, so it is obscene and detailed, and Yuan Zhen's record is out of self-report, so it is rough. Yang Sheng 'an forged the "secret secret", but he still knew the meaning. Sheng 'an often reads ancient books. Today, Yan Ni's words are awkward, subtle and tortuous. They are like life. It seems unreasonable to speak for yourself; If the author speaks for himself, how can he hear it? I haven't solved it yet. If you stay immortal, Yucheng will not catch it. Only these two things, summer insects can't help but doubt ice.
Explain this passage and comment on these two things?
Peking University 2009 postgraduate entrance examination news business examination questions.
I. Explanation of Nouns
1. Triple repeat 2. Regulations on the disclosure of government information. Jianguangzhou 4. Cheque book news 5. Hidden shot 6. News interview program
Second, short answer questions
1. Requirements for disaster news reporting. The influence of media market segmentation theory on news reports 3. Group cooperation in TV news talk shows. About answering questions
1. The Sichuan earthquake was reported unprecedentedly, and a huge disaster event in the history of our country appeared before, but it did not reach such a scale. Discuss the reasons why this earthquake report is unprecedented? 2. The transformation of newspapers in the new media environment?
In 2009, the postgraduate entrance examination questions of journalism major in Peking University were news history.
One. Noun interpretation
1. Mars
2. Woods
3. News value
4. yellow
5. Practical news
Two. Short Answer Questions
1. Briefly describe Peking University's contribution to the newspaper industry during the May 4th Movement.
2. Briefly describe the measures taken by Japanese imperialism to control China's newspaper industry during the War of Resistance against Japanese Aggression period.
3. The difference between news and propaganda
Three. Thesis problem
1. Factors influencing journalists' choice of news facts
2. The current violation of journalistic professional ethics.
Four. parsing problem
1.2008 10 10 On 7 October, the government promulgated the Regulations on the Interview of China People and Resident Foreign News Agencies and Foreign Journalists, and discussed the contents, background and significance of the regulations.
2. Why did the Chinese and Western media distort the reports? How to understand freedom of the press?
3. How can China media further improve its external communication?
Examination questions of communication theory and method of Peking University in 2009.
I. Explanation of Nouns
1, silent spiral
2. Social media
3. Frame theory
4. Stratified sampling
5. Key visits
Second, short answer questions
1, trying to change from active audience to passive audience to talk about the development of communication.
2. The difference and connection between interview and questionnaire.
3. Several schools of organizational communication research?
4. Combined with the relevant performance of the media in the Sichuan earthquake, talk about the role of the media in crisis events.
Third, the essay questions
1. Communication is a social science. In the empirical paradigm,
(1) Do you think communication should answer the questions of "what" and "why" or "how"?
(2) Should communication science judge values?
(3) What do you think is the relationship between communication and research?
(4) What do you think is the relationship between literature review and research questions?
(5) What is the relationship between research hypothesis and literature review?
Please talk about the influence of Internet on human social life from the perspective of globalization and localization.
In 2009, the news business of the postgraduate entrance examination questions of Peking University journalism major.
I. Explanation of Nouns
1 triple repeat
2. Regulations on the Openness of Government Information
3 Jianguangzhou
4 checkbook news
5 covert shooting
6 news interview program
Second, short answer questions
1 disaster news reporting requirements
2. The influence of media market fragmentation theory on news reports
3 TV news talk show group cooperation
Third, about the answer (general idea)
1 The Sichuan earthquake was reported in an unprecedented way. Great disasters in the history of our country have appeared before, but they have not reached such a scale. Discuss the reasons why this earthquake report is unprecedented?
2? The transformation of newspapers in the new media environment?
Administration of Peking University's postgraduate entrance examination in 2009.
Administration of School of Government Administration of Peking University in 2009 (Memory Edition) 1. Terminology explanation
1? System? 2? Functional human resource management? 3 performance? 4 leadership? 5? Job analysis
Second, short answer questions
1, the basic function of public finance
2. Basic methods of human resources development
3, the content of crisis management
4, the basic function of salary
Third, the essay questions
1, a case of human resource planning, asks to discuss the differences and connections between human resource strategy and human resource planning.
2. In the case of a taxi strike in a city, A municipal government held a meeting in time and put forward handling opinions, demanding that the behavior of A municipal government be evaluated with the relevant contents of the theory of government capacity composition. ?
In 2009, peking university health science center Pharmaceutical College took the postgraduate entrance examination questions.
The first is 763 chemical synthesis: 25 points for organic and inorganic analysis and 25 points for two comprehensive questions.
1. Inorganic chemistry (divided into fill-in-the-blank questions and question-and-answer questions)? Q&A: Write the electronic configuration formula of the molecular orbital of CO, and explain why CO is less polar with MO theory. Write an Isoelectron of co (2009)
Explaining the distortion of copper ion with Jiang-Taylor theory. (2008)
Fill in the blanks: 1. Using Latimer diagram to calculate the electric couple potential? 2. Boron trifluoride has a planar configuration, which describes the hybrid state of element B.. ? 3. Which is more easily polarized, silver ion, oxygen ion or sulfur ion? ? 4. What are the * * * yoke acids and * * yoke bases of iron (Ⅲ) complex ions? ? 5. Molecular orbital electron distribution of oxygen molecules
Second, analytical chemistry.
Questions and answers:
1. Four substances: trimethoprim, sugar, residual solvent and methanol, and four instruments: HPLC-IR, HPLC-UV, HPLC-FD and HPLC-GC. Four substances were tested by four instruments, and the reasons were given.
2. Titration: ephedrine hydrochloride, calcium gluconate, indicator and titrant.
3. Write the rate formulas of high performance liquid chromatography, HPCE, gas chromatography and CGC with rate theory, and talk about how scientists can apply the rate theory of gas chromatography to others to promote their development.
4. What is the general solvent for ultraviolet spectrophotometry and why? There are generally several kinds of ultraviolet transitions, and there are also several kinds of transition zones.
Third, physical chemistry.
Q&A: Why do you need to add a certain amount of electrolyte solution to measure the molecular weight of macromolecular solution by viscosity method? (2009)
Because △ G = △ H-T △ S, how to make the reaction from impossible to possible without changing the temperature? (2008)
Fill in the blanks: paste soup coefficient
Fourth, organic chemistry.
Name and write the reaction results (Perkin reaction, Claisen rearrangement, decarboxylation reaction, etc.). )
Verb (abbreviation of verb) synthesis
1. Classification, matters needing attention and main steps of organic matter purification methods, and their applicable substances.
2. P-nitrobenzenesulfonic acid is reduced to p-aminobenzenesulfonic acid, how to purify it, write out the method, and draw the NMR spectrum of the product.
3. Melamine: the principle of Kjeldahl nitrogen determination method, why adding melamine to milk can increase the content of detected amino acids, write its chemical and physical properties according to the structure of melamine, and design a new method for detecting protein content in milk (not affected by melamine).
My second specialized course is 963 Organic Chemistry. Now I'll repeat the topic:
Organic chemistry is divided into fill-in-the-blank questions, question and answer questions, comprehensive questions and mechanism questions.
Fill in the blanks: identify the following substances: 1. Glucose and fructose. Ketones and aldehydes 3.2- propanol and 2- acetone 4. Benzaldehyde and 1- phenylacetaldehyde? The order of substitution difficulty between each H of CH3-Ph-CH2-PhCH2CH3 and bromine.
Explanation: In the process of preparing RNH2 from ammonia and RX, why is the yield only about 50%, but after adding HCl, the yield is increased to about 100%?
Mechanism: carboanion condensation, Hoffman rearrangement (reaction with alcohol) to form amide?
Peking University civil law entrance examination questions in 2009.
Peking University civil law entrance examination questions in 2009.
1. Short answer: (4 questions, each question 15 points)
1. What is the relationship between authorization behavior and basic relationship in the principal-agent system?
2. After the beginning of inheritance, before and after the division of the estate, if the heirs give up their rights, what rights will they give up? Why?
3. What are the constitutive elements of the infringement caused by product defects?
4. The legal status of a one-person limited liability company?
II. Discussion: (2 questions, 30 points each)
1. On the principle of good faith and its embodiment in the property law of civil law.
2. The relationship between the subject matter of contract design, the effectiveness of creditor's rights and the rules of ownership change.
Three. Case analysis: (30 points)
One piece of Liu Youhe green jade is worth 654.38+ and 80,000 respectively. It was accidentally lost in August 2005. A few days later, he found it He accidentally dropped a corner while cleaning the emerald, and it will be processed into a white jade stone carving with a value of 1.6 million yuan. Two months later, he died and his son inherited the inheritance. Gong saw the green jade and thought it belonged to He Xiaomou, so he bought it. Due to slight flaws in the emerald, the transaction price was 50,000 yuan.
165438+ 10, Liu learned the above facts, but because he had other business, he did not ask He Mou and Gong Mou to return two pieces of jade until September 2009.
1. What are the legal relationships in the case?
2. Liu Can asked He Xiaomou if he had returned to Bai Yushi? How to return it? Why?
3. Ask Gong to return the jade? Why?
4. If Gong can't be asked to return the jade, what kind of relief measures can he take?
In 2009, Peking University re-examined the economic management.
Peking University economic management re-examination questions
I just finished the exam this morning, and I feel that the exam is not difficult. It seems that the pain in my hands has changed a lot since the beginning of the century. Each subject is two big questions. I have prepared a lot of calculation questions, including more than a dozen small questions about judgment and calculation, and I also brought a calculator. The result is useless. ...
The real question was a bit big in 2007, but it was never found in 2008, so I feel that the whole big question is still a bit unexpected, and the expression may be a bit different, but the content is basically like this. _ * * I shared it with you.
International trade: 1. Explanation of Terms: Ribitz Enski Theorem (5)2. The development of intra-industry trade and its reasons. (10)3. Analyze the impact of tariffs on the welfare of big countries. ( 10)
Finance: 1. Under the framework of general equilibrium, analyze the difference between private product supply and public product supply (10)2. What are the influencing factors of tax destination? (8) Try to analyze the impact of raising the refined oil tax from 0.2 yuan to 1 yuan on the tax burden of different groups. (7)
Money bank: 1. Within the framework of loanable funds theory, analyze the factors that lead to the decline of interest rate (5). What risks will the falling interest rate bring to banks? How to deal with this risk. (5)2. If the central bank wants to increase the money supply, which monetary policy tools will it use? Why? (7) How will this affect the real economy sector through banking channels? (8)
International finance: 1. Analyze the causes of the collapse of the Bretton Woods system and put forward your views on the reform of the international monetary system. (12)2. What are the reasons for the imbalance of international payments? ( 13)
Sun Yat-sen University in 2004 graduate examination questions of basic organic chemistry/view/fccb72fb770b f78a652954ea.html.
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