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Which of the following calcium halide ha...

Which of the following calcium halide has more melting point.

A

`CaF_(2)`

B

`CaCl_(2)`

C

`CaBr_(2)`

D

`CaF_(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
Decreasing melting points of II group calcium metal halides
`CaF_(2) gt CaCl_(2) gt CaBr_(2) gt CaI_(2)`
As the size of the anion increases, the covalent character increases hence the decrease melting point.
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