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Ionization energies of five elements, ar...

Ionization energies of five elements, are given below:

Which the element form stable unipositive ion?

A

A

B

B

C

C

D

D

Text Solution

Verified by Experts

The correct Answer is:
B
There is sudden jump in `IE_2` of B i.e., unipositive has noble gas configuration.
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