Inorganic Chemistry Elements of Biological Importance Online Quiz Test MCQs

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Inorganic Chemistry Elements of Biological Importance Online Quiz Test MCQs




Chemistry

1. The brown gas formed when metal reduces HNO₃ is:
 
 
 
 

Question 1 of 15

2. Nitrogen is present in atmosphere.
 
 
 
 

Question 2 of 15

3. Which property is not present in non-metals?
 
 
 
 

Question 3 of 15

4. What are non-metals?
 
 
 
 

Question 4 of 15

5. Laughing gas is chemically:
 
 
 
 

Question 5 of 15

6. Calcium carbonate contains oxygen.
 
 
 
 

Question 6 of 15

7. Oxidation of NO in air produces:
 
 
 
 

Question 7 of 15

8. Out of all the elements of group V-A, the highest ionization energy is possessed by:
 
 
 
 

Question 8 of 15

9. Among group V-A elements, the most electronegative element is:
 
 
 
 

Question 9 of 15

10. Oxygen is present in atmosphere about:
 
 
 
 

Question 10 of 15

11. Silica contains oxygen by weight:
 
 
 
 

Question 11 of 15

12. Which is an inert gas?
 
 
 
 

Question 12 of 15

13. Which element of group IV-A does not use d-orbital?
 
 
 
 

Question 13 of 15

14. Which property of oxygen resembles with sulphur?
 
 
 
 

Question 14 of 15

15. Water contains oxygen about:
 
 
 
 

Question 15 of 15


 

 

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