Arrange the following haloalkanes in the increasing order of density . Justify your answer. CCl4 , CH2Cl2 and CHCl3
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Solution
Bromo, iodo and polychloro derivatives of hydrocarbons are heavier than
water. The density increases with increase in number of carbon atoms,
halogen atoms and atomic mass of the halogen atoms. So the order is CH2Cl2<CHCl3<CCl4