Punjab 12th Class Chemistry Chapter 5 Halogen and Noble Gases MCQs Test Online

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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Test Name



Ch. 5 # Halogen and Noble Gases

Subject



Chemistry (12th Class)

Test Type



MCQs


Punjab 12th Class Chemistry Chapter 5 Halogen and Noble Gases MCQs Test Online

Punjab 12th Class Chemistry Chapter 5 Halogen and Noble Gases MCQs Test Online

 

Question 1 of 20

Chemistry

1. Chlorine heptoxide (Cl2O7) reacts with water to form
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Which of the following hydrogen halide is the weaker acid in solution?
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. The anhydride of HCIO is
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Which of the following elements form acidic oxide only?
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. Which of the following represents the correct electronic configuration of the outem-yost energy level of an element of zero (VIIIA) group in the ground state?
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. Which is the strongest acid?
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Bleaching powder may be produced by passing chlorine over
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. Which halogen occurs naturally in a positive oxidation state?
1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. Bond angle in OF2 is
1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. The anhydride of HCIO4 is:
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. Which halogen will react spontaneously with Au(s) to produce Au?
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. Which one is percholric acid?
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. Which of the following hydrogen halides is liquid at room temperature
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. Which of following is most acidic?
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. The weakest oxyacid of Cl is?
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Chlorine heptaxide (C1207) reacts with water to form:
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. Which one is chlorous acid?
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Iodine penta oxide, (I2O5) is used for the quantitative analyses of
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. An element that has a high ionization energy and tends to be chemically  inactive would most likely
1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. Hydrogen bond is the strongest between the molecules of
1.
2.
3.
4.

Question 20 of 20


 

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