Question

write the electonic configation of (a-manganese(z=25) b-sulpar(z=16) c-calviam (z=20)​

Answer 1

Answer:

Manganese - 2,8,13,2

Sulphur- 2,8,6

Calcium-2,8,8,2

Answer 2

Answer:

Z=25

K L M N

2 8 8 7

Z=16

K L M N

2 8 6 --

Z=20

K L M N

2 8 8 2

SO, THE VALENCY OF 1st is

-1

Valency of 2nd is

-2

Valency of 3rd is also

+2