The chemical name of Laughing gas is___________?

Related Mcqs:

Which one is the brightest star in the night sky?

A. Betelgeuse B. Sirius C. Rigel D. Polaris...

Quantity of fresh air required for a man is 1000 cubic feet of air for every____________?

A. 5 minutes B. 10 minutes C. 15 minutes D. 20 minutes...

The post-mortem examination of a body is called __________?

A. Etymology B. autopsy C. Anatomy D. None of these...

Which type of reaction produces the most harmful radiation ?

Fusion reaction Fission reaction Chemical reaction Photo-Chemical reaction...

“Green House Effect” means:____________?

A. Pollution B. Prevention of ultraviolet rays C. Trapping of Solar energy due to atmospheric carbon dioxide D. D. None...