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Chemistry GK (General Knowledge)
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Chemistry GK (General Knowledge)
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25 Questions

1. Which type of glass can cut off ultraviolet rays

2. Water will be absorbed by root hairs - then how is when the external medium

3. Who does a liquid drop tend to assume a spherical shape

4. Water is not effective in extinguishing a fire caused by petrol because

5. Fullerene is a newly discovered crystalline carbon allotrope - contains

6. Shock absorbers are usually mode of steel as it

7. Who was the first to explain hydrogen spectrum

8. Chief pollution of smoke of cigarette is

9. Bakelite and Phenol are the polymers of

10. Which acid used to remove inkspots

11. Which desert is famous for its deposits of nitrates

12. When sodium bicarbonate is heated - what is the product obtained

13. Chemically 'Philosopher wood' is a

14. In anaerobic respiration - what is the net gain of ATP per glucose molecule oxidised

15. PNG (Piped Natural Gas) is used for

16. Which gas is absorbed during photosynthesis

17. How many countries explode the atom bomb before India

18. Cement is formed by strongly heating a Mixture of

19. A mixture of camphor and benzoic acid can be easily separated by which method

20. The temperature of oxy-“acetylene flame is around

21. Which transition metal is in liquid state

22. Which of the following element is most electronegative

23. Glycol is added to aviation gasoline because it

24. Iron rusts quickly in

25. Which is the substance which can act both as an acid and a base

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