Chemistry and Human Civilization Chapter 2023 Examination Answers

Chemistry and Human Civilization Chapter 2023 Exam Answers _ Chemistry and Human Civilization Superstar Erya Answers don't know how to solve. To this end, Bian Xiao will collect and sort out the answers to the examination of Chapter 2023 of Chemistry and Human Civilization _ The Answers of Erya, a superstar of Chemistry and Human Civilization. Come and have a look if you are interested.

Chemistry and Human Civilization Chapter 2023 Exam Answer _ Chemistry and Human Civilization Superstar Erya Answer

1. 1 Introduction

1, multiple-choice questions In this course, Mr. Tang thinks that the most formal occasion to show scientific ideas is in ().

A. Speech

B. Speech

C. Seminar (seminar)

D. mock trial (debate)

My answer: C.

2. 1 cornerstone of chemical science (1): chemistry and food safety issues

1, the chemical composition of Hangzhou tap water odor incident caused by multiple-choice questions is ().

1. Phenylethyl Caffeic Acid

B, natural ethyl pyruvate

C. o-tert-butylphenol

D, methyl

My answer: C.

2. The chemical composition of arsenic in multiple-choice questions is ().

I. Sodium sulfide

arsenic trioxide

potassium cyanide

sodium sulfide nonahydrate

My answer: B.

3. Clenbuterol was invented by the following ().

I. Tsinghua University

B. Zhejiang University

C. Sun Yat-sen University

D. Fudan University

My answer: B.

4. True or False There are more low-boiling oils in salad oil. ()

My answer: X.

In the process of making straw hats and chopsticks, sulfur is usually added to change the color of the products. ()

My answer is:

2.2 The Cornerstone of Chemical Science (II): Winners of Nobel Prize in Chemistry over the years and their achievements.

1. The multiple-choice question is in (), and the theme of the Nobel Prize in Chemistry is the study of G protein-coupled receptors.

I. 20 1 1 year

b，20 12

c，20 13

D, 20 10 year

My answer: B.

2.20 14, three scientists were awarded the nobel prize in chemistry in recognition of their contributions in the field of ().

1. Study on olefin metathesis reaction

B, super-resolution fluorescence microscope technology

C, chiral catalytic oxidation reaction

Study on green fluorescent protein

My answer: B.

3, multiple-choice questions which of the following substances does not have the characteristics of macro disorder and micro symmetry. ()

First, quarks

B. unit cell

C, plant cells

Quasicrystal

My answer is: ABC

The winner of the 2005 Nobel Prize in Chemistry was Qian Yongjian. ()

My answer: X.

5. True and false genetics is the main research field of Li Lanjuan. ()

My answer: X.

2.3 the cornerstone of chemical science (3): the classification and intersection of chemical disciplines

1. An organic compound containing () benzene ring in polyene.

Answer, 2

b，3

c，4

d， 1

My answer: C.

2. The multiple-choice question () puts forward the tetravalent theory of carbon.

A. Bezelius

B. van hoff

C. Mendeleev

D. Kekule

My answer: D.

3. The main curative effect of smecta is ().

A. Contraception

B, the treatment of infantile diarrhea

C, reduce fever and relieve cough

Treat migraine

My answer: B.

4. The frontiers of modern chemistry can be roughly divided into two aspects: the frontiers of basic chemistry and the frontiers of applied chemistry. ()

My answer is:

2.4 the cornerstone of chemical science (4): the frontier research topic of contemporary chemistry

1, multiple choice question in (), Schrodinger put forward Schrodinger wave equation.

I. 1926

b， 1927

c， 1928

d， 1925

My answer: a.

2. Modern atomism with multiple-choice questions was put forward by the scientist ().

A. Dalton

oersted

C. Bezelius