How many $\sigma$ bonds and $\pi$ bonds are present in the molecule $\text{HCCCH}_2\text{CH}_2\text{CHC(CH}_3)_2$?
- A$17\,\sigma\;3\,\pi$
- B$17\,\sigma\;5\,\pi$
- C$18\,\sigma\;4\,\pi$
- D$19\,\sigma\;3\,\pi$
Chemistry 9701 · AS & A Level · Chemical bonding