Elements x, y and z forms Dobereiner's triad. If the atomic mass of el – InterviewSolution

1.	Elements x, y and z forms Dobereiner's triad. If the atomic mass of element x and z are 7 and 39 respectively, then what is the atomic mass of element y?
Answer» Elements x, y and z forms Dobereiner's triad. If the atomic mass of element x and z are $7$ and $39$ respectively, then what is the atomic mass of element y?

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