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

Positron has nearly the same weight as that of -
A.  Alpha-Paralite
B.  Neutron
C.  Proton
D.  Electron

Nucleons are -
A.  Protons and electrons
B.  Electrons and Neutrons
C.  Protons and Neutrons
D.  Electrons, Protons and Neutrons

A nuclear reaction must be balanced in terms of -
A.  Energy
B.  Mass
C.  Mass and Energy
D.  None of these

The molecular weight of cellulose varies between - 
A.  1000 to 20000
B.  100 to 200
C.  20000 to 500000
D.  100000 to 2000000

Parlon is -
A.  Rubber
B.  Terelene
C.  Nylon - 6
D.  Oxlon