Chemistry, asked by riajani28, 8 months ago

please answer it's urgent



(a) A, B and C are the elements of a Dobereiner's triad. If
the atomic mass of A is 7 and that of C is 39, what
should be the atomic mass of B?

(b) Why was Dobereiner's triad discarded ?​​

Answers

Answered by anushka750
0

Answer:

atomic mass of b will be 23 and it is sodium

it was discarded because all elements were not being placed in the triads

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