1.

Match the compounds listed in column-I with characteristic listed in column-II {:("Column-I","Column-II"),((A)"Chloral hydrate",(p)"Forms a zig-zag chain in both solid and also in the liquid"),((B)"Hydrogen fluoride",(q)"Forms two dimensional sheet with almost almost hexagonal symmetry"),((C )"Crystalline boric acid",(r)"London dispersion force"),((D )"Sulphuric acid",(s)"Intramolecular H-bond"),(,(t)"Intermolecular H-bond"):}

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Solution :
In the solid state, `B(OH)_3` UNITS are HYDROGEN BONDED together in to two dimensional sheets with almost hyxagonal symmetry.Thelayered are QUITE a large distance apart (3.18Å)
(D)


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