Which of the following is lung irritant?

Which of the following is lung irritant?
  1. CO
  2. $\mathrm{NO}_2$
  3. $\mathrm{CO}_2$
  4. $\mathrm{CH}_4$

Solution

Chlorine, phosgene, sulphur dioxide, hydrogen sulphide, nitrogen, dioxide and ammonia may suddenly be released during industrial accidents and may irritate the lungs.

Asked in: AP EAMCET 2024 (23 May Shift 1)

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