Question

Choose from the following

C6 O2 Ne10 Ne11 Si14

a Elements present in the same period.
b.Elements present in the same
group.
jutify

Answer 1

elements present in same period
C6 O2 Ñe10
same group
C Si

Answer 2

1. Elements present in same period are:

C6, O2 and Ne10

b. In same group

C6 and Si14