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 chemical symbol of sodium is -
A.  So
B.  Sd
C.  Na
D.  Nu

The acid generally stored in batteries is -
A.  Nitric Acid
B.  Hydrochloric Acid
C.  Sulphuric Acid
D.  Acetic Acid

Brass is an alloy of -
A.  Copper and tin
B.  Copper and Zinc
C.  Copper and Aluminium
D.  Iron and Copper

Contact lenses are made from - 
A.  Polyvinyle chloride
B.  Teflon
C.  Poly styrene
D.  Lucite

Which gas is filled in refrigerators -
A.  Chlorofluoro carbon
B.  Acetylene
C.  Methane
D.  Butane