Identify the gas in the case:
A gas that causes acid rain.

The gases which cause acid rain are

Identify the gas A, B and C.

What are the causes of acid rain ?

Name three gases which cause acid rain.

Identify the gas in the following: Gas used as a reducing agent in reducing copper oxide to copper.

Account for the causes of acid rain.

Identify the gas in the following : Gas produced on reaction of dilute sulphuric acid with a metallic sulphite .

Identify the gas in the following: This gas is used for welding purpose.

Which is not a cause of acid rain?