大学MOOC 化学化工专业英语(常州工学院)1460871177 最新慕课完整章节测试答案

第一章 单元测验

1、单选题：
​The oxidation number of K and Cl in KCl are_____and ____, respectively.‍
选项：
A: +1, -1
B: 1, 1
C: 1, 0
D: 0, -1
答案: 【 +1, -1】

2、单选题：

​The oxidation number of Ca and Cl in  are_____and ____, respectively.

‌选项：
A: +2, -1
B: -1, +2
C: 2, 1
D: -2, +1
答案: 【 +2, -1】

3、单选题：

​The oxidation number of Al and O in  are_____and ____, respectively.

‎选项：
A: +3, -2
B: -3, +2
C: 3, 2
D: -2, +3
答案: 【 +3, -2】

4、单选题：
‎The oxidation number of Fe atom in Fe is ____.‍
选项：
A: 0
B: +1
C: +2
D: +3
答案: 【 0】

5、单选题：

‎The oxidation number of N atom in  is ____.

‏选项：
A: 0
B: -1
C: -2
D: -3
答案: 【 0】

6、单选题：

‎The oxidation number of Na and O in  are_____and ____, respectively.

‏选项：
A: +1, -1
B: -1, +1
C: 1, 1
D: +1, -2
答案: 【 +1, -1】

7、单选题：

‎The oxidation number of K, Cr and O in  are_____, ______and _____, respectively.

‎选项：
A: +1, +6, -2
B: +1, +5, -2
C: +1, +6, -1
D: +1, -6, -2
答案: 【 +1, +6, -2】

8、单选题：

​The oxidation number of Ca and F in  are_____and ____, respectively.

‍选项：
A: +2, -1
B: 2, 1
C: -1, +2
D: +1, -2
答案: 【 +2, -1】

9、单选题：

‌The oxidation number of Fe in   is_____.

‎选项：
A: +2 and +3
B:
C: +2
D: +3
答案: 【 +2 and +3】

10、单选题：

‌The oxidation number of Li, Al and H in  are_____, ______and _____, respectively.

‍选项：
A: +1, +3, -1
B: -1, -3, +1
C: 1, 3, 1
D: -1, +3, -1
答案: 【 +1, +3, -1】

11、单选题：
‎以下选项中表示“物理性质”的词汇是_____。‍
选项：
A: physical property
B: chemical property
C: solid substance
D: melting point
答案: 【 physical property】

12、单选题：
‎以下选项中表示“溶解度”的词汇是_____。‌
选项：
A: solubility
B: density
C: density
D: hardness
答案: 【 solubility】

13、单选题：
‍以下选项中表示“密度”的词汇是_____。‎
选项：
A: density
B: solubility
C: hardness
D: malleability
答案: 【 density】

14、单选题：
‍以下选项中表示“展性”的词汇是_____。‌
选项：
A: malleability
B: ductility
C: hardness
D: density
答案: 【 malleability】

15、单选题：
​以下选项中表示“硬度”的词汇是_____。‏
选项：
A: hardness
B: malleability
C: ductility
D: density
答案: 【 hardness】

16、单选题：
‎Which of the following will you classify as oxides? ​
选项：
A: carbon dioxide
B: calcium oxide
C: silicon dioxide
D: ammonium hydroxide
E: ammonium chloride
F: nitric acid
G: sodium phosphate
H: calcium chloride
I: potassium hydroxide
J: calcium carbonate
答案: 【 carbon dioxide;
calcium oxide;
silicon dioxide】

17、多选题：
‍Which of the following properties can be classified as the physical properties of a substance?‎
选项：
A: hardness
B: density
C: solubility
D: ductility
E: malleability
F: melting point
G: boiling point
H: crystalline form
I: mass
J: volume
答案: 【 hardness;
density;
solubility;
ductility;
malleability;
melting point;
boiling point;
crystalline form】

18、多选题：
‌Which of the following processes would you classify as chemical reactions?‏
选项：
A: The burning of paper
B: The formation of rust on iron
C: The boiling of water
D: The preparation of sugar syrup by adding sugar to hot water
E: ‍The manufacture of salt by evaporation of sea water
答案: 【 The burning of paper;
The formation of rust on iron】

19、多选题：
‏Which of the following will you classify as bases? ‏
选项：
A: ammonium hydroxide
B: potassium hydroxide
C: ammonium chloride
D: nitric acid
E: sodium phosphate
F: calcium chloride
G: carbon dioxide
H: calcium carbonate
I: calcium oxide
J: silicon dioxide
答案: 【 ammonium hydroxide;
potassium hydroxide】

20、多选题：
‌Which of the following will you classify as acids? ​
选项：
A: sufuric acid
B: nitric acid
C: ammonium hydroxide
D: sodium phosphate
E: calcium chloride
F: carbon dioxide
G: calcium carbonate
H: calcium oxide
I: silicon dioxide
J: potassium hydroxide
答案: 【 sufuric acid;
nitric acid】

21、多选题：
‎Which of the following will you classify as salts? ​
选项：
A: ammonium chloride
B: sodium phosphate
C: calcium chloride
D: calcium carbonate
E: ammonium hydroxide
F: nitric acid
G: carbon dioxide
H: calcium oxide
I: silicon dioxide
J: potassium hydroxide
答案: 【 ammonium chloride;
sodium phosphate;
calcium chloride;
calcium carbonate】

22、判断题：
‎The physical properties are those properties of a substance that can be observed with changing the substance into other substances.‎
选项：
A: 正确
B: 错误
答案: 【 错误】

23、判断题：

​The conjugate base of is .

‌选项：
A: 正确
B: 错误
答案: 【 正确】

24、判断题：

‌The conjugate base of is .

‎选项：
A: 正确
B: 错误
答案: 【 错误】

25、判断题：

​The conjugate base of is .

‎选项：
A: 正确
B: 错误
答案: 【 正确】

26、判断题：

‍The conjugate acid of is .

‏选项：
A: 正确
B: 错误
答案: 【 正确】

27、填空题：
​______ grams of potassium chlorate are necessary to prepare 48 grams of  oxygen. (Keep one digit after the decimal point.)‎
答案: 【 (122,123)】

28、填空题：
‎_______ grams of calcium carbonate are necessary to prepare 48 grams of  carbon dioxide. (Keep one digit after the decimal point.)​
答案: 【 (108,110)】

29、填空题：
‏______ grams of metallic tungsten can be got from a kilogram of tungsten trioxide. (The atomic  weight of W is 184 and keep one digit after the decimal point.)‏
答案: 【 (792,794)】

第二章 单元测验

1、单选题：
‍Which of the following is the formula of cyanic acid?​
选项：
A: HOCN
B: HONC
C: HCON
D: HNCO
答案: 【 HOCN】

2、单选题：
‌Which of the following is the formula of fulminic acid?‏
选项：
A: HONC
B: HOCN
C: HCON
D: HNCO
答案: 【 HONC】

3、单选题：
‎Which of the following is the formula of isocyanic acid?‍
选项：
A: HNCO
B: HOCN
C: HONC
D: HCON
答案: 【 HNCO】

4、单选题：
​Which of the following is the formula of ferric rhodanate?‌
选项：
A:
B:
C:
D:
答案: 【 】

5、单选题：
‌Which of the following is the formula of ferric sulfate?‌
选项：
A:
B:
C:
D:
答案: 【 】

6、单选题：
‏Which of the following is the name of KCl?‏
选项：
A: potassium chloride
B: potassium oxide
C: potassium bromide
D: potassium iodide
答案: 【 potassium chloride】

7、单选题：
‍Which of the following is the name of CuI?​
选项：
A: copper (I) iodide
B: cuprous chloride
C: copper (II) iodide
D: cupric iodide
答案: 【 copper (I) iodide】

8、单选题：

​Which of the following is the name of ?

‏选项：
A: copper (II) iodide
B: cuprous chloride
C: copper (I) iodide
D: cuprous iodide
答案: 【 copper (II) iodide】

9、单选题：
‎Which of the following is the name of CuO?‏
选项：
A: copper (II) oxide
B: copper (I) oxide
C: cuprous oxide
D: cupric chloride
答案: 【 copper (II) oxide】

10、单选题：

‍Which of the following is the name of ?

‍选项：
A: cupric sulfate
B: copper (I) sulfate
C: copper (II) sulfite
D: copper (II) chloride
答案: 【 cupric sulfate】

11、单选题：

‎Which of the following is the name of ?

‏选项：
A: phosphoric acid
B: phosphorous acid
C: phosphur acid
D: chloric acid
答案: 【 phosphoric acid】

12、单选题：

‌Which of the following is the name of ?

‍选项：
A: copper (II) hydroxide
B: copper (I) hydroxide
C: cuprous hydroxide
D: cupric oxide
答案: 【 copper (II) hydroxide】

13、单选题：

‌Which of the following is the name of ?

​选项：
A: hydrogen sulfide
B: phosphine
C: borine
D: ammonia
答案: 【 hydrogen sulfide】

14、单选题：

‍Which of the following is the name of