Question

give the characteristics of modern periodic table.​

Answer 1

ANSWER  :-

Characteristics of Modern periodic table

• The elements are arranged based on their increasing atomic number.

• There are 7 periods and 18 groups in the table.

• The inert gases i.e. He, Ne, Ar, etc. ...

• All the groups are divided into sub groups A and B except 0 and VIII group in the modern periodic table.

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