Science Quiz 51

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15
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Brass gets discolored in air because of the presence of which of the following gases in air?

Correct! Wrong!

Tetraethyl lead is used as?

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Among the various allotrope of carbon?

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

Correct! Wrong!

Potassium nitrate is used in?

Correct! Wrong!

Soda water contains?

Correct! Wrong!

Carbon, diamond and graphite are together called?

Correct! Wrong!

Bromine is a?

Correct! Wrong!

Science Quiz 51
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