1. Tardigrade
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  3. Chemistry
  4. Assertion: 2 - Butanol on heating with H 2 SO 4 gives 1 - butene and 2 - butene. Reason: Dehydration of 2 - butanol follows Saytzeff's rule.

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Q. Assertion : 2 - Butanol on heating with $H _{2} SO _{4}$ gives 1 - butene and 2 - butene.
Reason : Dehydration of 2 - butanol follows Saytzeff's rule.

AIIMSAIIMS 2008Alcohols Phenols and Ethers

Solution:

Saytzeff's rule: The alkene formed in greatest amount is the one that corresponds to removal of the hydrogen from the $\beta$ -carbon having the fewest hydrogen substituent. In case of $2^{\circ}$ and $3^{\circ}$ alc. Saytzefi's rule is followed
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