Question

what was the basis of mendleeve classification ​

Answer 1

Explanation:

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Mendeleev realized that the physical and chemical properties of elements were related to their atomic mass in a 'periodic' way, and arranged them so that groups of elements with similar properties fell into vertical columns in his table.

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Answer 2

Answer:

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Explanation:

1) Mendeleev's table was based on mass number.

2) He arranged the elements on the basis of their properties in increasing order of their atomic mass