disadvantage of Mendeleev's periodic table ?
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Explanation:
- He was unable to locate hydrogen in the periodic table.
- Increase in atomic mass was not regular while moving from one element to another.
- Hence, the number of elements yet to be discovered was not predictable. Later on, isotopes of elements were found which violated Mendeleev's periodic law
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Answer:
Demerits of Mendeleev Periodic Table
- He was unable to locate hydrogen in the periodic table.
- Increase in atomic mass was not regular while moving from one element to another. Hence, the number of elements yet to be discovered was not predictable.
- Later on, isotopes of elements were found which violated Mendeleev’s periodic law.
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