How many structrual isomers of tertiary amines corresponding to molecular formula `C_(6)H_(15)N` are possible?

Options

A. 8
B. 7
C. 10
D. 3

Answer

B

Explanation

`[C-overset(C)overset(|)(N)-C-C-C-C, C-overset(C)overset(|)(N)-C-underset(C)underset(|)(C)-C, C-overset(C)overset(|)(N)-underset(C)underset(|)(C)-C-C,C-overset(C)overset(|)(N)-overset(C)overset(|)underset(C)underset(|)(C)-C,C-overset(C)overset(|)(N)overset(-)overset()(-)overset(C)overset()(C)-C-C,C-overset(C)overset(|)(N)overset(-)overset()(-)overset(C)overset()underset(C)underset(|)(C)-C,C-C-underset(C)underset(|)underset(C)underset(|)(N)-C-C]`