When vapours of a tertiary alcohol, such as 2-methylpropan-2-ol, are passed over heated copper at , the major reaction is:

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When vapours of a tertiary alcohol, such as 2-methylpropan-2-ol, are passed over heated copper at $573 	ext{ K}$, the major reaction is:

Prashant Kotian · Accepted Answer

Correct answer: B. Primary and secondary alcohols undergo dehydrogenation over heated copper to form aldehydes and ketones, respectively. However, tertiary alcohols lack an alpha-hydrogen and undergo dehydration to yield alkenes instead.

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