Question

The hydrocarbon (X) with molar mass 80 g $mol^{-1}$ and 90% carbon has ____________ degree of unsaturation.

Answer 1

3

Answer 2

The molecular formula is $C_6H_8$. The degree of unsaturation is calculated as $DoU = c - \frac{h}{2} + 1$. For $C_6H_8$, this is $6 - \frac{8}{2} + 1 = 3$.