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""(11)Na=1s^(2) 2s^(2)2p^(6) 3s^(1) ""...

`""_(11)Na=1s^(2) 2s^(2)2p^(6) 3s^(1)`
`""_(21) Sc=1s^(2)2s^(2)2p^(6) 3s^(2)3p^(6) 4s^(2)3d^(1)`
Which one can form cation rasily ? Why ?

Text Solution

Verified by Experts

`""_(11)Na` can form easily .
Because it has valency '1'.
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