Question

The electronic configration of an element X is 2,8,1,its period number and group number is-


Answer

(A)
3,1

(B)
1,3

(C)
2,3

(D)
3,3

​

Answer 1

it is belonging to s block as atomis no. is 11

1s2,2s2,2p6,3s1

period no.-3

group no. -1

option a

Answer 2

Answer:

ohh jii...main aj tuhde answers dekhe....tusi mainu jande o.

vaise mainu tuhde baare nhi pta

btw..... happy lohri