Question

parmadu krmank 11,13,17,19,20,vale tatvo Ka elektronik likhiye​

Answer 1

Answer:

Explanation:

11 Na sodium:

1s2 2s2 2p6 3s1

2 8 1

12 Mg magnesium:

1s2 2s2 2p6 3s2

2 8 2

13 Al aluminium:

1s2 2s2 2p6 3s2 3p1

2 8 3

14 Si silicon:

1s2 2s2 2p6 3s2 3p2

2 8 4

15 P phosphorus:

1s2 2s2 2p6 3s2 3p3

2 8 5

16 S sulfur:

1s2 2s2 2p6 3s2 3p4

2 8 6