1.

Order of boiling point is:A. (1)HF gt Hl gt HBrgt HClB. (2)HFgt HBrgtHI gt HCIC. (3) HCI gt HBr gt HI gt HFD. (4) HCI gt HI gt HBr gt HF

Answer» Correct Answer - A
`BP uarr` with increase in atomic mass of the hologes. HF has highest BP due to association of HF molecule through H-bonding .


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