Chemistry - Biomolecules Question with Solution | TestHub

Vanillin compound is an organic compound molecular formula ${\mathrm{C}}_8{\mathrm{H}}_8{\mathrm{O}}_3$. It is a phenolic aldehyde. Its functional compounds include aldehyde, hydroxyl and ether. It is the primary component of the extract of the vanilla beans.
Total sum of oxygen atoms and $\pi$-electrons is $3+8=11$ Total number of oxygen atoms $=3$ Total number of $\pi$-bonds $=4$ $\therefore$ Total number of $\pi$-electrons $=8$