Punjab 12th Class Chemistry d and f Block Elements Mcqs Test Online

Total Question
20 Questions
Total Marks
40 Marks
Total Time
20 Minuts
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12th Chemistry Class Test
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Test Name



d and f Block Elements

Subject



Chemistry (12th Class)

Test Type



MCQs


Punjab 12th Class Chemistry d and f Block Elements Mcqs Test Online

Punjab 12th Class Chemistry d and f Block Elements Mcqs Test Online

 

Question 1 of 20

Chemistry

1. In oxidation of chromium (III) to chromium (VI) the green color will change into:
1.
2.
3.
4.

Question 1 of 20

Question 2 of 20

2. Magnetic moment (u) of an atom or ion is the measure of its number of unpaired:
1.
2.
3.
4.

Question 2 of 20

Question 3 of 20

3. Which element form elloy:
1.
2.
3.
4.

Question 3 of 20

Question 4 of 20

4. Iron is used as a catalyst in:
1.
2.
3.
4.

Question 4 of 20

Question 5 of 20

5. Which metal oxide is used in contact process as a catalyst:
1.
2.
3.
4.

Question 5 of 20

Question 6 of 20

6. Bronze alloy contains:
1.
2.
3.
4.

Question 6 of 20

Question 7 of 20

7. Coinage metals are actually
1.
2.
3.
4.

Question 7 of 20

Question 8 of 20

8. Which of the following metals show more than one oxidation state?

1.
2.
3.
4.

Question 8 of 20

Question 9 of 20

9. Which are repelled by magnetic field?
1.
2.
3.
4.

Question 9 of 20

Question 10 of 20

10. Following element shows maximum number of oxidation states?
1.
2.
3.
4.

Question 10 of 20

Question 11 of 20

11. Acidified potassium permanganate act as a strong
1.
2.
3.
4.

Question 11 of 20

Question 12 of 20

12. The complexes having coordination number (C.N) = 4 have geometry:
1.
2.
3.
4.

Question 12 of 20

Question 13 of 20

13. During the reaction of Ammonia with iron, it acts as both a base and a:
1.
2.
3.
4.

Question 13 of 20

Question 14 of 20

14. Which of the following is non-typical transition element?
1.
2.
3.
4.

Question 14 of 20

Question 15 of 20

15. Zinc is a transition element but it does not show variable valency because:
1.
2.
3.
4.

Question 15 of 20

Question 16 of 20

16. Give the systematic name for Fe(CO)₅
1.
2.
3.
4.

Question 16 of 20

Question 17 of 20

17. The unit of magnetic moment is
1.
2.
3.
4.

Question 17 of 20

Question 18 of 20

18. Give the chemical formula of a complex compound sodium monochloropnetacyanoferrate (III).
1.
2.
3.
4.

Question 18 of 20

Question 19 of 20

19. The color of Mn²⁺in hydrated form is:

1.
2.
3.
4.

Question 19 of 20

Question 20 of 20

20. If we add HNO3 to the original vanadium (II) solution, it produces
1.
2.
3.
4.

Question 20 of 20


 

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