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

Option number b.......

Answer 2

$\huge \red {\underline {HAYE\:MATE}}$

$\huge \red {\mathbb {ANSWER}}$

$\orange {\boxed {\boxed {\mathbb {Hydrogen\: sulphide}}}}$

$\huge \blue {\mathbb {THANKS}}$

$\huge \green {FOllOW\:ME}$

$\huge \purple {\mathbb {SINGLE\:STAR}}$