Description : Which of the following is used as anaesthetics? (1) N2 (2) N2O (3) CHI (4) CO2
Last Answer : (2) N2O Explanation: Nitrous oxide (N2O) is a colorless, odorless gas that is used as an anesthetic and analgesic. It is used in surgery and dentistry for its anaesthetic and analgesic effects ... effects of inhaling it, a property that has led to its recreational use as a dissociative anaesthetic.