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The law of triad is applicable to a grou...

The law of triad is applicable to a group of a)`Cl, Br, I` b)C,N,O c)`Na,K,Rb` d)`H,O,N`

A

C,N,O

B

Cl,Br, I

C

Na,K,Rb

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
B
Atomic weight of Br is the average of Cl and I
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