Question

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

A.Oxygen
B.Hydrogen sulphide
C.Carbon dioxide
D.Nitrogen

Answer 1

Hola User _____________


Actually brass is any alloy of Metals........
so generally it is discoloured by the presence of H2S that is hydrogen sulphide .....
It is because the presence of mixture of hydrogen and sulphide and brass is a type of thing which has a color very light and mixture is non temperature (hot and cold type of temperature) so it gets discolored......


Hope it helps u.................☺

Answer 2

Answer:

mark me as brainliest and thank me if the answer useful.

Explanation:

Brass gets discoloured in air because of the presence of Hydrogen sulphide