Academic Category

Todays' Thought
Do the hard jobs first. The easy jobs will take care of themselves.
- Dale Carnegie
पहले कठिन काम पूरे कीजिये. आसान काम खुद-बखुद पूरे हो जायेंगे |
- डेल कार्नेगी

    Chemistry Question & Answer in English

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

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

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

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

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