Chemistry Question 72 – JEE-MAIN 2026

RMgI when treated with ice cold water liberated a gas which occupied $1.4{\text{ dm}}^3/\text{g}$ at STP. The gas produced is further reacted with iodine in presence of ${\text{HIO}}_3$ to give compound (X). Compound (X) in presence of Na and dry ether produced compound (Y). Molar mass of compound (Y) is _______ ${\text{g mol}}^{-1}$. (Nearest integer)