Academic Category


Todays' Thought
Man, alone, has the power to transform his thoughts into physical reality; man, alone, can dream and make his dreams come true.
- Napoleon Hill
केवल इंसानों में अपने विचारों को भौतिक वास्तविकता में बदलने की शक्ति होती है, केवल इंसान सपने देख सकता है और उन्हें साकार कर सकता है |
- नेपोलियन हिल


    Chemistry Question & Answer in English

6.
The nucleus of a hydrogen atom consists of - 
A.  1 proton only
B.  1 proton + 2 neutrons
C.  1 neutron only
D.  1 electron only

7.
Which is used in preparation of dynamite?
A.  Glycerol
B.  Ethyl alcohol
C.  Methyl alcohol
D.  Glycol

8.
Air contains maximum amount of -
A.  Oxygen
B.  Nitrogen
C.  Hydrogen
D.  Carbon - dioxide

9.
The chemical name of washing soda is -
A.  Sodium sulphate
B.  Sodium Bicarbonate
C.  Sodium carbonate
D.  Sodium Biosulphate

10.
Periodic table was given by -
A.  Faraday
B.  Lavoisier
C.  Arrhenius
D.  Mendeleef

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