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Questions  >>  JEEMAIN and NEET  >>  NEET PAST PAPERS  >>  2015
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Q)

The variation of the boiling points of the hydrogen halides is in the order HF > HI > HBr > HCl. What explains the higher boiling point of hydrogen fluoride ?


( A ) The effect of nuclear shielding is much reduced in fluorine which polarizes the HF molecule
( B ) The electro negativity of fluorine is much higher than for other elements in the group
( C ) The bond energy of HF molecules is greater than in other hydrogen halides
( D ) there is strong hydrogen bonding between HF molecules

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