Science, asked by imtayazahmadbajar, 8 months ago

ii. Which pair of atomic numbers represent elements in the same
group:
a) 6, 12 b) 4, 16 c) 11, 19 d) 8,17

Answers

Answered by IƚȥCαɳԃყBʅυʂԋ

6

Explanation:

answer..is 11, 19

11= 282

19=2881

valency is 1.

so your answer is c. 11, 19.

hope it helps you

✌✌

Answered by Arnav799

3

Answer:

C) 11, 19

11 = 2 8 1

19 = 2 8 8 1

∴valency is one

beacause elements in the same groups have same valency

Explanation:

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