Brass gets discoloured in air because of the presence of which of the following gases in air? - Study24x7
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Jeet Vaishnav
23 Feb 2019 01:59 PM study24x7 study24x7



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

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A

Oxygen

B

Hydrogen sulphide

C

Carbon dioxide

D

Nitrogen

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