JEE Main 2026 — 8 April, Evening Shift — Question 60

x ' is the product which is obtained from benzene by reacting it with carbon monoxide and hydrogen chloride in the presence of cuprous chloride. ' $y$ ' is the major product obtained from the benzene by reacting it with ethanoyl chloride in the presence of anhydrous $\mathrm{AlCl}_{3}$. Product (major) obtained by heating x and y in the presence of alkali is z . Total number of $\pi$ (pi) electrons in z is $\_\_\_\_$ .