See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

  4 2 3 2 2 3 4 CH Cl excess CH Cl CH Cl CHCl CCl      Most acidic(P) = CHCl3 = 119.5 g mol–1 Most heaviest(Q) = CCl4 = 154 g mol–1 Molar mass of P + Q = 273.5 g mol–1