Home » Tests » Punjab 10th Class Chemistry Chapter 8 Chemical Industries Mcqs Test Online

Punjab 10th Class Chemistry Chapter 8 Chemical Industries Mcqs Test Online

Total Question
10 Questions
Total Marks
20 Marks
Total Time
10 Minuts
Test Help For ::

Chemistry 10th Class Test
Entry Test Chemistry Section
Chemistry Subject Admission Test
Competitive Exams
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Test Name



Ch.8 # Chemical Industries

Subject



Chemistry (10th Class)

Test Type



MCQs


Punjab 10th Class Chemistry Chapter 8 Chemical Industries Mcqs Test Online

Punjab 10th Class Chemistry Chapter 8 Chemical Industries Test Preparation Online

 

Question 1 of 10

Chemistry

1. What happens when ammonium carbonate is distilled with steam?
1.
2.
3.
4.

Question 1 of 10

Question 2 of 10

2. The naturally occurring metallic compounds are called as
1.
2.
3.
4.

Question 2 of 10

Question 3 of 10

3. Calcination is the process in which sodium hydrogen carbonate is heated to get sodium carbonate. Which is not obtained in this process?
1.
2.
3.
4.

Question 3 of 10

Question 4 of 10

4. Percentage of nitrogen in urea is
1.
2.
3.
4.

Question 4 of 10

Question 5 of 10

5. Which of the followings is not a raw material for the manufacture of soda ash.
1.
2.
3.
4.

Question 5 of 10

Question 6 of 10

6. In electrolytic refining of copper, __________ is used as anode.
1.
2.
3.
4.

Question 6 of 10

Question 7 of 10

7. Chemical formula of slaked lime is
1.
2.
3.
4.

Question 7 of 10

Question 8 of 10

8. Which of the following steps is not used in the extraction process of metals:
1.
2.
3.
4.

Question 8 of 10

Question 9 of 10

9. A mixture of Cu₂S and FeS called matte is produced in one of the metallurgical operations in the extraction of copper. The name of this operation is:
1.
2.
3.
4.

Question 9 of 10

Question 10 of 10

10. The separation of minerals from gangue is called concentration. Which of the following methods is used for concentration?
1.
2.
3.
4.

Question 10 of 10


 

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