According to the Periodic Law of elements, the
variation in properties of elements is related to their
(a) nuclear masses
(b) atomic numbers
(c) nuclear neutron-proton number ratios
(d) atomic masses
Answers
Answered by
2
According to Mandeelev law option d is correct
and According to modern law option b is correct
hope you like it
Answered by
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Hey mate your answer is
d.Atomic masses
Hope it's help
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