This is a timed quiz. You will be given 15 seconds per question. Are you ready?
15
Bromine is a?
Correct!
Wrong!
Potassium nitrate is used in?
Correct!
Wrong!
Among the various allotrope of carbon?
Correct!
Wrong!
Soda water contains?
Correct!
Wrong!
The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is?
Correct!
Wrong!
Brass gets discolored in air because of the presence of which of the following gases in air?
Correct!
Wrong!
Tetraethyl lead is used as?
Correct!
Wrong!
Carbon, diamond and graphite are together called?
Correct!
Wrong!
Science Quiz 51
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