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Which of the following statements is/are...

Which of the following statements is/are correct on the basis of hydrogen bond ? (1) KHF2 exists but KHCl2 does not. (2) Boiling point order of hydrogen halides is HF>HI>HBr>HCl (3) CCl3 CH (OH) 2 and o- nitrophenol show intermolecular hydrogen bond (4) All are correct

A

`KHF _(2)` exists but `KHCl _(2)` does not

B

Boiling point order of hydrogen halides is `HF gt Hl gt HBr gt HCl`

C

`C Cl _(3) CH (OH) _(2)` and o-nitrophenol show intermolecular hydrogen bond

D

All are correct

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