Question

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

A.OxygenB.Hydrogen sulphideC.Carbon dioxideD.Nitrogen.
.

Answer 1

the answer of this question is option B

Answer 2

HI FRIEND
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HERE IS YOUR ANSWER :-

BRASS GETS DISCOLOURED IN AIR BECAUSE OF THE PRESENCE OF HYDROGEN SULPHIDE GAS IN AIR

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REASON :-

THE PRESENCE OF MIXTURE OF HYDROGEN AND SULPHIDE AND BRASS IS A TYPE OF THING WHICH HAS A COLOUR VERY LIGHT AND MIXTURE IS NON TEMPERATURE SO IT GETS DISCOLOURED

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HOPE IT HELPS

MARK MY ANSWER BRAINLIEST