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Which of the following metal(s) in liqui...

Which of the following metal(s) in liquid `NH_(3)` with low conc. Is not paramagnetic?

A

`Cs`

B

`Be`

C

`K`

D

`Mg`

Text Solution

Verified by Experts

The correct Answer is:
B, D
Due to high ionisation energy and metallic lattice energy Be and Mg do not dissolve into liquid `NH_(3)`: Hence their solution in liquid `NH_(3)` is not paramagnetic.
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