Question

23. Write the valency electrons of the following elements: chlorine, magnesium, oxygen, Phosphorous, Si, Li, F, Cr, Zn,
Âu, ag, Co, cu​

Answer 1

chlorine - 7

magnesium - 2

oxygen - 6

Phosphorous - 3

Si - 4

Li - 3

F - 7

Cr - 6

Zn -  2

Au - 1

Ag - 1

Co - 10

cu​ - 2

Answer 2

chlorine:7

phosphorus:3

magnesium:+2

oxygen:-2

li:+1

f: -1

si:4

cr:6

zn:2

au:1

ag:1

co:10

cu:2