MCQ
Which among the following are unsaturated hydrocarbons?
- $\text{H}_3\text{C}-\text{CH}_2-\text{CH}_2-\text{CH}_3$
- $\text{H}_3\text{C}-\text{C}\equiv\text{C}-\text{CH}_3$
- $\ \text{H}_3\text{C}-\text{CH}-\text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ | \ \ \ \\ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3$
- $\ \text{H}_3\text{C}-\text{C}=\text{CH}_2\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ | \ \ \ \\ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3$
- A$1$ and $3$
- B$2$ and $3$
- ✓$2$ and $4$
- D$3$ and $4$
