The dehydration of `2-`Methyl butanol with conc. `H_(2)SO_(4)` gives

Options

A. 2-methyl butene as major product
B. pentene
C. 2-methyl but-2-ene as major product
D. 2-methyl pent-2-ene

Answer

A

Explanation

The reaction follows Saytzeff rule which states that during dehydration reaction hydrogen is taken preferably from carbon atom having lesser hydrogen atoms.
`underset("2-methyl butanol")(CH_(3)-CH_(2)-overset(CH_(3))overset("| ")"CH"-CH_(2))OHoverset("Conc. "H_(2)SO_(4))underset(-H_(2)O)rarr CH_(3)-CH_(2)-underset("2-methyl butene")(underset(CH_(3))underset("| ")"C "=CH_(2))`