Question

Write the distribution of electrons in different shells(K,L,M...) of copper and find its valency.

Answer 1

Ello____________❤

$\huge{Answer}$

Atomic number of Copper(Cu) is 29

➡SheLLs

➡K = 2

➡L = 8

➡M = 8

➡N = 11

Valency of Copper is:-

➡It has two valencies: +1 and +2 and the corresponding atoms are termed as Cuperous (+1 valency) and Cupric (+2 valency). .

Answer 2

(2,8,18,1)

valency =1