1.

Which among the following is wrong about isodiaphere?

Answer»

They have the same differenc of neutrons and protons or same isotopic number.
Nuclide and its decay PRODUCT after `ALPHA`-emission are isodiapheres.
`._(Z)A^(M) to ._(Z - 2)B^(M - 4) + ._(2)He^(4)`
'A' and 'B' are isodiapheres
All are correct.

Answer :d


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