Question

What is the difference in the basis for classification of elements adopted by mendeelev and the modern periodic table​

Answer 1

Explanation:

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In Mendeleev's periodic table there were gaps for undiscovered elements. ... In Modern periodic table noble gases in a seperate group named as group-18. In Mendeleev's periodic table transition elements included with other elements. In Modern periodic table transition elements placed in separate block.

Answer 2

In Mendeleev's table they were classified base on atomic mass whereas,in modern periodic table elements are classified base on atomic number....

Explanation:

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