1.

How many of the following are not ambiguous? Pentane, Neopentane, sec-Butanol, .sec-Pentanol

Answer»


Solution :Three of the GIVEN four names have only ONE possible structure. The fourth one, sec-pentanol has three possible structures and HENCE it can not be ambiguous. Three structures possible for sec-pentanol are as follows:
`CH_(3)overset(OH)overset(|)CHCH_(2)CH_(2)CH_(3), CH_(3)overset(OH)overset(|)CHCH(CH_(3))_(2)`
and `CH_(3)CH_(2)overset(OH)overset(|)CHCH_(2)CH_(3)`


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