Question

6. Which out of the following set of atomic num,
bers refers to that of alkali metals?
1) 1,12,30,4,62 1237,19,3,55
3) 9,17,35,53 4) 12,20,56,88​

Answer 1

Answer:

1,12,30,4,62

Explanation:

so it,s first option

Answer 2

Answer:

option 4) 12,20,56,88

Explanation:

These are the elements belongs to Group 2A