Ethyl mercaptan is a/an ___________________ compound?
Correct answer: A. Sulphur
- A. Sulphur
- B. Nitrogen
- C. Oxygen
- D. None of these
Explanation
Ethyl mercaptan, or ethanethiol, has the formula C₂H₅SH, so its characteristic functional group contains sulphur. Mercaptans are thiols, not nitrogen- or oxygen-based compounds.
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