A metal chloride contains 55.0% of chlorine by weight. 100 mL vapours of the metal chloride at STP w — JEE Mains Chemistry Past Papers Chemistry Question

💡 Solution & Explanation

number of mole of metal chloride = 100 100 ml of metal chloride gives = 0.57g of Cl2 at STP so 22400 ml = 1 mole of metal chloride gives = x 57 . g of Cl2 at STP = 127.68 gm Mass of chlorine = 55 % by Mass of metal chloride = . 100 55  = 70.224 Number of moles of chlorine in metal chloride = . 224 . = 1.978  2 Formula of metal chloride : MCl2