1.

How many structural isomers are possible from molecular formula `C_(3)H_(9)N`A. oneB. twoC. threeD. four.

Answer» Correct Answer - D
Four isomers of `C_(3)H_(9)N` are
(i) `underset("1-Aminopropane")(CH_(3)CH_(2)CH_(2)NH_(3))` (ii) `underset(2^(@)-"Aminopropan")(CH_(3)-overset(CH_(3))overset(|)(CH)-NH_(2))`
(iii) `underset ("N-Methylaminoethane")(CH_(3)CH_(2)-overset(H)overset(|)(N)-CH_(3))`
(iv) `underset("N, N-Dimethylaminomethane")(CH_(3)-overset(CH_(3))overset(|)(N)-CH_(3))`


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