Question

-. Write the short notes on structure of modern periodic table.​

Answer 1

Explanation:

In the modern periodic table, the elements are arranged in the order of their inreasing atomic number. In the modern periodic table there are seven horizontal rows called periods and eighteen vertical columns (1 to 18) called groups. The arrangement of the periods and groups results into formation of boxes.

Answer 2

Answer:

The Modern periodic law states

that The chemical and physical

properties of elements are a

periodic function of their atomic

numbers. Modern periodic table is

based on the modern periodic law.

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