JEE Main Chemistry question

At ordinary temperature and pressure, among halogens, chlorine is a gas, bromine is a liquid and iodine is a solid. This is because:

(A)The specific heat is in the order
(B)Intermolecular forces among molecules of chlorine are the weakest and those of iodine are the strongestCorrect
(C)The order of density is
(D)The order of stability is

Answer: (B)

Solution

London dispersion forces increase with increasing molecular size and polarisability down the halogen

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Question ID VK-156386