State the Modern Periodic Law for classification of elements. How many (a) groups and (b) periods are there in the Modern Periodic Table?

Periodic Classification Of Elements

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22/11/2020 1:06 pm

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romiroy12

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State the Modern Periodic Law for classification of elements. How many

(a) groups and

(b) periods are there in the Modern Periodic Table?

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22/11/2020 1:07 pm

Anonymous

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‘Properties of elements are the periodic function of their atomic number.’

(a) There are 18 groups and

(b) 7 periods in the Modern Periodic Table.

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