A) Nitric oxide
B) Hydrogen chloride
C) Nitrous oxide
D) Sulphur dioxide
Correct Answer: C
Solution :
Nitrous oxide, commonly known as laughing gas, is a chemical compound with the formula\[{{N}_{2}}O\]. It is an oxide of nitrogen. It is used in surgery and dentistry for its anesthetic and analgesic effects.You need to login to perform this action.
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