1.

The elements which are characterised by the outer shell configuration `ns^(1)` to `n p^(6)` are colectively calledA. Transition elementsB. Representative elementsC. LanthanidesD. Inner transition elements

Answer» Correct Answer - B
`ns^(1)` to `ns^(2)` (`s`-block) and `np^(6)` (`p`-block) are called representative elements.


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