In Dobereiner’s triad containing L, Na, K, if atomic masses of 1ithi – InterviewSolution

1.	In Dobereiner’s triad containing L, Na, K, if atomic masses of 1ithium and potassium are 6.9 and 39.1, then what will be the atomic mass of sodium?
Answer» The atomic mass of sodium is the average of the atomic masses or Li and K i.e., \(\frac{6.9+39.1}{2}\) = 23.

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