Question

Which amongst the following is not considered as triad:

1] Ca(40) ,Sr(87.6), Ba(137.6)
2] F(19), Cl(35.5), Br(80)
3] C(12), N(14) ,O(16)

Answer 1

Answer:

option 2

Explanation:

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Answer 2

Answer:

The answer is 2] F(19),Cl(35.5),Br(80).

Explanation:

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