Easy
Which scientist used atomic volume as the basis for the periodic classification of elements?
- ANiels Bohr
- BMendeleev
- CLothar Meyer
- DNewlands
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View SolutionGiven below are the atomic masses of the elements:
Element $Li$ $Na$ $Cl$ $K$ $Ca$ $Br$ $Sr$ $I$ $Ba$ Atomic Mass $(g \cdot mol^{-1})$ $7$ $23$ $35.5$ $39$ $40$ $80$ $88$ $127$ $137$
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|---|---|---|---|---|---|---|---|---|---|
| Atomic Mass $(g \cdot mol^{-1})$ | $7$ | $23$ | $35.5$ | $39$ | $40$ | $80$ | $88$ | $127$ | $137$ |
Which of the following does not form a $Dobereiner's$ triad?
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View SolutionThe most important active step in the development of the periodic table was taken by
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