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Melting points of chlorides of alkali me...

Melting points of chlorides of alkali metals follow the order

A

`LiCl gt NaCl gt KCl gt RbCl gt CsCl `

B

`NaCl gt KCl gt RbCl gt CsCl gt LiCl`

C

`KCl gt RbCl gt CsCl gt LiCl gt NaCl `

D

`LiCl gt CsCl gt RbCl gt NaCl gt KCl`

Text Solution

Verified by Experts

The correct Answer is:
B
LiCl being covalent has the lowest melting point. Thte melting points of other halides decrease from NaCl to CsCl as the lattice energies decrease.
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MARVEL PUBLICATION-S BLOCK ELEMENTS -TEST YOUR GRASP
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