Welcome to the Science Quiz 51

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

15
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Potassium nitrate is used in?

Correct! Wrong!

Among the various allotrope of carbon?

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Tetraethyl lead is used as?

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Carbon, diamond and graphite are together called?

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Soda water contains?

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The inert gas which is substituted for nitrogen in the air used by deep sea divers for breathing, is?

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Brass gets discolored in air because of the presence of which of the following gases in air?

Correct! Wrong!

Bromine is a?

Correct! Wrong!

Science Quiz 51
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