Kavya TKnowledge Contributor
Brass gets discoloured in air because of the presence of which of the following gases in air?
Brass gets discoloured in air because of the presence of which of the following gases in air?
The correct answer is hydrogen sulphide. Brass gets discolored in the air due to the presence of hydrogen sulphide. It is due to the presence of the mixture of hydrogen and sulphide that makes Brass discolored.