The element with `ns^(2)np^(4)` as outer electron configuration is a

Assing the position of the elements with outer electronic configuration ns^2np_4 (n = 3)

In the long form of periodic table, element with outer electronic configuration ns^2 , np^3 are placed in the column.

Assing the position of the elements with outer electronic configuration (n-1) d^2 ns^2(n = 4)

Elements with outer electron configuration ns2 np6 are:

Elements with outer electron configuration ns2 np6 are:

Assign the position of the element having outer electronic configuration (i) ns^(2) np^(2) for n = 2 (ii) (n-1) d^(5) ns^(1) for n = 4 , and (iii) (n-2) f^(14) (n-1) d^(0) ns^(2) for n = 6 in the Modern periodic table.