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Mendeleev's Periodic Law

Mendeleev arr...

Question

Mendeleev arranged the known elements in a/an ______ order of their atomic masses.

A

increasing

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B

decreasing

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C

random

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D

none of the above

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Solution

The correct option is A increasing
Mendeleev arranged the known elements in an increasing order of their atomic masses. According to Mendeleev's periodic law, the properties of elements are a periodic function of their atomic masses.

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Q. John Newlands arranged the known elements in a/an ______ order of their atomic _______ .

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