MCQ
$HBr$ reacts fastest with
- ✓$2-$ methyl butane $-2-$ ol
- B$3-$ methyl butane $-2-$ ol
- CButane $-1-$ ol
- D$2-$ methyl butane $-1-$ ol
✓
Answer
Correct option: A.
$2-$ methyl butane $-2-$ ol
a
Reactivity of alcohol with $HBr$ is $3^{\circ}\,>\,2^{\circ}\,>\,1^{\circ}$;
Reactivity of alcohol with $HBr$ is $3^{\circ}\,>\,2^{\circ}\,>\,1^{\circ}$;
Option (A) is $3^{\circ}$ alcohol
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