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In terms of polar character, which one o...

In terms of polar character, which one of the following order is correct?

A

`H-` atom

B

`He^(+)` ion

C

`Li^(2+)`ion

D

`Be^(3+)`ion

Text Solution

Verified by Experts

The correct Answer is:
2
Energy of photon `=(124000)/(1216)=10.2eV=(H)_(2+1)=(He^(+))_(4rarr2)`
so, species is `He^(+)` ion
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