Math, asked by sridan, 1 year ago

What is the meaning of modern periodic period

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Answered by divyapatel127roi
1

table in which elements are arranged in the increasing order of their atomic number there are 7 periods and 18 groups.

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Answered by Maxcaulfield
1
Modern petiodic table is define as "The periodicity of properties of elements on the bases of their atomic number"

It consists of 118 elements.

it was created by Dimitri Mendeleev
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