1.

the electronic configuration of the element which is just above the element with atomic number 43 in the same periodic group is

Answer»

Manganese(atomic number 25) is just above the Technetium(atomic number 43).

Thus configuration of Manganese (Atm. Number 25) is = 1s2 2s2 2p6 3s2 3p6 4s​​​​​2 3d5 

Because of high energy in 3d so e- First enters in 4s according to [n+1] rule.



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