Question

How many structural isomers can be drawn for `C5H10`?

Answer 1

There are three isomers: `"n-pentane"`; `"isobutane"`; and `"neopentane"`.

Explanation:

`"n-pentane"` `H_3C-CH_2CH_2CH_2CH_3`

`"isobutane"` `H_3C-CH(CH_3)CH_2CH_3`

`"neopentane"` `(H_3C)_4C`