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Which pair of elements has same chemical...

Which pair of elements has same chemical properties ?

A

`13, 22`

B

`3, 11`

C

`4, 24`

D

`2, 4`

Text Solution

Verified by Experts

The pair which belong to same group, i.e., in which both the elements have same outer electronic configuration has same chemical properties.
`3 rArr 1s^(2), 2s^(1)`
`11 rArr 1s^(2), 2s^(2)2p^(6), 3s^(1)`
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