Question

choose from the following:

6C, 8O, 10Ne, 11Na, 14Si

(i) elements that should be in the sameperiod.

(ii) elements that should be in the same group.

state reasons for ur selection in each case.

Answer 1

2)C and Si
1)C and O...... . . . . . . . . . .. . .

Answer 2

(1) C , O and Ne are in same period
And Na,Si are in same period .

(2) C and Si are in same group as they poses similar properties.

Please mark as brainliest.