专业英语试题图文稿

专业英语试题

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衡阳师范学院化学与材料科学学院2015年下学期2011级

高分子材料与工程和应用化学专业《专业英语》期末考试A 卷

(开卷考试)

一、选择一个

最合适的答案填在下面表格中。（共15小题，每小题3分，共45分）

B. elimination?

C. displacement

D. substitution?

5. The__________structure of CH 4 has been verified by electron diffraction because of sp 3 hybridization.

A. flatsquare

B. paralleltetragonal

C. tetrahedral

D. tetragonal? 6.Theoctetrule?sim

plystatesthatanatomtendstogainorloseelectronsuntilthereare electronsinitsvalentshell. A.12

B. 8

C. 6

D. 12

7.WhenwatercombineswithpureCuSO 4,a CuSO 45H 2O?forms. A. hydrogenate

B. hydrate?

C. hydrocarbon

D. hydride?

8.In a molecule of CH 4, the hydrogen atoms are spatially

oriented toward the centers of a regular . A. pyramid B. tetrahedron C. square D. rectangle

9.The substances on the left side of a chemical equation are known as . A. reactant(s) B. reactor(s) C. reductant(s) D.

reaction(s)

10.Theseawaterissalinesolution.Todesalinateseawateristheprocess to salt?component.

A.add

B. dilute?

C. concentrate?

D. remove

11.Thereare(is) pairedelectronsinhydrogen. A. 1? B. 2 C. 3 D. 4?

12.Thevalentelectronicconfigurationforfluorineis . A. 1s 2 B. 2s 2 C. 2s 22p 5? D. 2s 22p 4 13.Which of the following belongs to the family of nitrites

A. HNO 3

B. KNO 2

C. Mg 3N 2

D. NH 3

14. Which of the following reaction will occur when we blend an acid with a alcohol?

A. elimination

B. replacement

C. esterification

D. neutralization

15.Whichofthefollowingbelongstotransitionmetal A.S B. Na C. He D. V

二、词汇题 (将中文词组翻译成英文；对英文和缩写给

出中文释义；共 20分, 每题2分)

1. tetrahedron

2. chiral molecule

3. VSEPR

4. CFSE

5. benzyl

6. 过氧化物

7. 阴离子

8. 滴定 (n. )

9. 滤液 10. 天平 三、化学物质与命名 (将下表中物质的化学式、英文名和中文名填写完整；共 20分 每题 2 分)

于其他科学家能够重复你的实验和证实你的实验结果。

3. Evidence has shown that several workers exposed to vinyl chloride during their work have died from a rare form of liver cancer.

4. The advent of thermodynamics, meanwhile, brought organic chemistry still closer in line with the inorganic branch by

demonstrating that there was no need to distinguish a mysterious vital force from the energy changes that drive inorganic reactions.

5. Distillation is an extremely useful technique that is used to purify reagents and separate crude product mixtures. There are two varieties of distillation atmospheric pressure and reduced pressure.