Question

To which period and group the element with outer electronic configuration nsºnpº belongs (n=3)?

Answer 1

Explanation:

Answer Expert Verified

(1) ns²np⁴ for n = 3 . for n = 3 { principal quantum number = 3} means elements belongs to 3rd period. also outer most valance electrons in p - orbital , it belongs to P - block. the ground number = 10 + valance shell electrons = 10 + 6 = 16