1.

Which of the following compounds has wrong name ?

Answer»

`CH_(3)-CH_(2)-CH_(2)-COO-CH_(2)CH_(3)" Ethyl butanoate"`
`CH_(3)-UNDERSET(CH_(3))underset(|)(CH)-CH_(2)-CHO" 3-Methylbutanal"`
`CH_(3)-underset(OH)underset(|)(CH)-underset(CH_(3))underset(|)(CH)-CH_(3)" 2-Methyl-3-butanol"`
`CH_(3)-underset(CH_(3))underset(|)(CH)-underset(O)underset(||)(C)-CH_(2)-CH_(3)" 2-Methyl-3-pentanone"`

Solution : should be giveb preference for numbering
`overset(1"")(CH_(3))-underset(OH)underset(|)overset(2"")(CH)-underset(CH_(3))underset(|)overset(3"")(CH)-overset(4"")(CH_(3))" : 3-Methyl-2-butanol "`


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