Ozonolysis of `C_(7)H_(14)` gave `2`-methylpentan-`3`-one. The alkene is

Options

A. 2-Ethyl-3-methyl-1-butene
B. 3-Ethyl-2-methyl-3-butene
C. 2,5-Dimethyl-3,4-dimethylhex-1-ene
D. 3-Ethyl-2-methyl-1-butene

Answer

A

Explanation

`underset("2-Methyl-3-pentanone")(CH_(3)-overset(CH_(3))overset(|)(C)-overset(O)overset(||)(C)-CH_(2)-CH_(3))`
Since the alkene contains 7 carbon atoms and the ketone produced has only 6 carbon atoms, the other carbonyl compound formed is formaldehyde.