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烈势挥斤歼朴参娟僳痴教塑鹃

Unit 3 Inorganic Chemistry

Fill in the blanks

1、填空题：
An atom is the smallest__1__ of a chemical element.‌‎‌
答案: particle

2、填空题：
Atoms are composed of subatomic particles, including protons,__2__ , and electrons.‏‏
答案: neutrons

3、填空题：
One of the most well-known __3___forms in the world is water.‎‎
答案: molecular

4、填空题：
Dalton recognized that the structure of atoms in a particular element or compound is__4_.‍‍
答案: uniform

5、填空题：
Amedeo Avogadro (1776-1856), an Italian physicist, was the first scientist to__5_ the distinction between atoms and molecules.‏‍‏
答案: clarify

Unit 4 Organic chemistry

Quiz for Lecture 2

1、填空题：
Read the list of common organic chemicals below and try to put them in the right categories. Write its number in the right place. ‍shampoo‍gasoline‍perfume‍drug‍paint‍plastic‍paper‍fertilizer‍wood‍coal‍cleaning solvent‍vitamin‍soap‍natural gas‍moth ball‍insect repellent‍nail polish remover‍‍Category 1 insectifuge _____________________. ‍‎‍‎‍
答案: 15##%_YZPRLFH_%##16

2、填空题：
‏Category 2 fuel _____________________‌
答案: 2##%_YZPRLFH_%##10##%_YZPRLFH_%##14

3、填空题：
‏Category 3 home maintenance _____________________ ‎
答案: 6##%_YZPRLFH_%##9##%_YZPRLFH_%##11

4、填空题：
‍Category 4 health product ___________________‌
答案: 4##%_YZPRLFH_%##12

5、填空题：
‍Category 5 personal care ______________________
答案: 1##%_YZPRLFH_%##2##%_YZPRLFH_%##13##%_YZPRLFH_%##17

6、填空题：
‌Category 6 others ______________________‍
答案: 7##%_YZPRLFH_%##8

Quiz for Lecture 3

1、填空题：
‍Read Text A and complete the table with the brief information in Text A.‍TimeChemist(s)Major achievement(s)1823Michel Chevreul‍ ‍ ( )
答案: showed the process of saponification

2、填空题：
Time‍Chemist(s)‍Major achievement(s)‍‌ ‍Friedrich Wöhler‍‌ ‍‌‍ ( )
答案: 1828; produced the organic chemical urea (carbamide), a constituent of urine, from the inorganic ammonium cyanate NH4CNO

3、填空题：
Time‏Chemist(s)‏Major achievement(s)‏1856‏ ‏ ‏‌‏‌ ( )‏
答案: William Henry Perkin: m

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Unit 3 Inorganic ChemistryFill in the blanks1、：An atom is the smallest__1__ of a chemical element.‌‎‌答案: particle2、：Atoms are composed of subatomic particles, including protons,__2__ , and electrons.‏‏答案: neutrons3、：One of the most well-known __3___forms in the world is water.‎‎答案: molecular4、：Dalton recognized that the structure of atoms in a particular element or compound is__4_.‍‍答案: uniform5、：Amedeo Avogadro (1776-1856), an Italian physicist, was the first scientist to__5_ the distinction between atoms and molecules.‏‍‏答案: clarifyUnit 4 Organic chemistryQuiz for Lecture 21、：Read the list of common organic chemicals below and try to put them in the right categories. Write its number in the right place. ‍shampoo‍gasoline‍perfume‍drug‍paint‍plastic‍paper‍fertilizer‍wood‍coal‍cleaning solvent‍vitamin‍soap‍natural gas‍moth ball‍insect repellent‍nail polish remover‍‍Category 1 insectifuge _____________________. ‍‎‍‎‍答案: 15##%_YZPRLFH_%##162、：‏Category 2 fuel _____________________‌答案: 2##%_YZPRLFH_%##10##%_YZPRLFH_%##143、：‏Category 3 home maintenance _____________________ ‎答案: 6##%_YZPRLFH_%##9##%_YZPRLFH_%##114、：‍Category 4 health product ___________________‌答案: 4##%_YZPRLFH_%##125、：‍Category 5 personal care ______________________ 答案: 1##%_YZPRLFH_%##2##%_YZPRLFH_%##13##%_YZPRLFH_%##176、：‌Category 6 others ______________________‍答案: 7##%_YZPRLFH_%##8Quiz for Lecture 31、：‍Read Text A and complete the table with the brief information in Text A.‍TimeChemist(s)Major achievement(s)1823Michel Chevreul‍ ‍ ( )答案: showed the process of saponification2、：Time‍Chemist(s)‍Major achievement(s)‍‌ ‍Friedrich Wöhler‍‌ ‍‌‍ ( )答案: 1828; produced the organic chemical urea (carbamide), a constituent of urine, from the inorganic ammonium cyanate NH4CNO3、：Time‏Chemist(s)‏Major achievement(s)‏1856‏ ‏ ‏‌‏‌ ( )‏答案: William Henry Perkin: m

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