Question

(i)
According to Mendeleev's periodic law, properties of elements
are periodic function of their
(A)
Atomic numbers
Atomic masses
(C)
(D)
Densities
Boiling points​

Answer 1

a)- Atomic Number

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Answer 2

Answer:

answer is option A

Explanation:

he arranged it in increasing order of atomic mass .

but however he failed in his prosess

he was a very big genius as he left some spaces in the periodic table for futurely discovering elements

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