Question

short explain in mordern periodic table and electronic configuration of the elements​

Answer 1

Explanation:

Electron shell configurations of the first 18 elementsThe electron shell configurations of the first 18 elements in the periodic table. The corresponding energy levels (n) are listed in green numbers to the left. The number of outer-shell electrons is represented by the right-most digit in the group numbers.

Answer 2

Answer:

Modern Periodic Table, also known as the Periodic Table, is a tabular arrangement in which chemical elements are arranged according to their atomic numbers, configuration of electrons and chemical properties. A Modern Periodic Table consists of four block, i.e., the “S”, “P”, “D” and “F” blocks.

The commonly used long form of the periodic table is designed to emphasize electron configurations.

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