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

1. Which is electrical circuits used to get smooth de output from a rectified circuit called

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

3. Non-Metal found in Liquid state is

4. All acids contain which element

5. Burning Pyrites ore gives out

6. Gas used as a fire extinguisher is

7. In LPG cylinder under the High Pressure mainly mixture of Gases filled in Liquid form

8. The ore only two metals that are Non-“Silver in colour - They are-“ Copper and

9. A deuterium nucleus consists of which particles

10. The process of Heating of Rubber with sulphur to increase it quality is known as

11. Chief pollution of smoke of cigarette is

12. Coolant 'Freon' is

13. Which gase changes lime water in milky colour

14. Which charcoal is used to deeolourise raw sugar

15. Starch iodide paper is used to test for the presence of which agent

16. Gas used in the production of vegetable ghee is

17. Which metal is not attacked by the environment

18. Which type of the fruit formed without fertilisation

19. Denatured spirit is a mixture of ethyl alcohol - methyl alcohol and which other thing

20. Disadvantage of using DDT as pesticide is

21. Which of the following metal has least melting point

22. High amount of energy is released in the explosion of atomic bomb is due to

23. Property of Ammonia is -“ In its aqueous solution Red Litmus turns to

24. Which colloids are solvent loving colloids

25. Which are the The best and the poorest conductors of heat respectively

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