Gk Event-1 ( Chemistry Basic -1)

Session -5 

GK Event-1

Chemistry Basic -1 

Q.1  What is the main gas in air? 

Ans:-  Nitrogen 

Q.2   What is LPG mainly composed of? 

Ans:- Butane and propane 

Q.3  What is the lightest element? 

Ans:-  Hydrogen 

Q.4  What is the heaviest naturally occurring element? 

Ans:-  Uranium 

Q.5  Which gas turns limewater milky?

Ans:- Carbon dioxide

Q.6   What type of reaction is burning? 

Ans:-  Combustion reaction (दहन अभिक्रिया)

Q.7   What is the study of chemicals called? 

Ans :-  Chemistry 

Q. 8   What is baking soda’s chemical name? 

Ans:- Sodium bicarbonate 

Q.9  What is the process of water cycle called? 

Ans :- Hydrological cycle

 

Q.10 What is the main component of natural gas? 

Ans:- Methane

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