Which of the following is not a merit of Mendeleev's period…

Chemistry Classification of Elements and Periodicity All Topic Question for Revision Test Single Correct MCQ

Published by: CGP EDU Academic Team

Published on: August 13, 2026

Which of the following is not a merit of Mendeleev's periodic table?

It helped in correcting the atomic masses of some of the elements.

He predicted the properties of some undiscovered elements and left gaps for them.

He framed the periodic table with vertical and horizontal columns and gave shape to it.

He gave separate places to isotopes in his periodic table.

Text Solution

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The correct answer is:

Among the given statements, statement is not a merit of Mendeleev's periodic table.

Because Mendeleev's could not give separate places to isotopes in the periodic table which have different atomic weight.

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