1.

The last element of the P - block in 6^(th) period is representedby theouter most electronicconfiguration :

Answer»

`7s^(2)7P^(6)`
`5f^(14)6d^(10) 7s^(2)7p^(0)`
`4f^(14)5D^(10)6s^(2)6p^(6)`
`4f^(14)5d^(10)6s^(2)6p^(4)`

Answer :C


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