1.

The correct order of boiling point for primary `(1^(@)),` secondary `(2^(@))` and tertiary `(3^(@))` alcohols isA. `1^(@)gt2^(@)gt3^(@)`B. `3^(@)gt2^(@)gt1^(@)`C. `2^(@)gt1^(@)gt3^(@)`D. `2^(@)gt3^(@)gt1^(@)`

Answer» Correct Answer - A
Alcohols with same m olecular weight are expected to have almost boiling point however two more factors other than the molecule weight are important, they are namely H- bonding and surface area of molecule. Both theses factors are least in `3^(@)` alcohol and maximum in `1^(@)` alcohols. Hence, `3^(@)` alcohols have least boiling point while `1^(@)` alcohols have maximum biling point.


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