Kerala PSC - Important and Repeated General Science Questions - 10


1. Purest form of Iron is?


2. Radium is extracted from ______ .


3. Which agent is as ‘seed’ in artificial rain?


4. Oxides of metals are ______ .


5. During the process of ‘rusting’ , the weight of iron ______ .


6. ______ (metal) is liquid at room temperature.


7. ______ is used to prepare fire proof and water proof clothes.


8. Galvanised iron is coated with?


9. Chemical name of Chromic Acid is?


10. Which metal is used in Photoelectric cell?


11. Barium Hydroxide is also known as?


12. ______ elements are non-metal.


13. __________ is known as heavy water and used in nuclear reactor as moderator. )


14. Deuterium is ______ of Hydrogen.


15. Ozone is _______ of Oxygen.


16. Ammonia (NH3) is synthesized through?


17. Chlorine is used to prepare _________


18. Which catalyst is used for the synthesis of Vanaspati Ghee?


19. Which catalyst is used for the synthesis of Sulphuric Acid by Contact Process?


20. Chemical name of Picric Acid is?


21. ______ is known as laughing gas?


22. Chloroform in sunlight forms poisonous gas ________ .


23. Platinum is also called _____ .


24. Which material is used in making of safety matches?


25. Nail polish remover contains?


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Kerala PSC - Important and Repeated General Science Questions - 10 Kerala PSC - Important and Repeated General Science Questions - 10 Reviewed by Santhosh Nair on 7:25 PM Rating: 5

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