Question

What relationship exist between the following pairs of structures?
(a). CH3COCH2CH3 and CH3C(OH)=CHCH3
(b). CH3OCH2CH3 and CH3CH2OCH3
(C). CH3CH2COC3H7 and CH3CH2CH2CH2COCH3
(d). CH3CH2COOH and CH3COOCH

Answer 1

(a) tautomers

(b) the same substance

(c) structural isomers

(d) the second substance does not exist, but if there is a mistake and it had to be writen CH3COOCH3 than they are structural isomers