Question

give any two features of the periodic table​

Answer 1

Answer:

One is all element is arranged in increasing order of their electronic configuration.

All are devide their according to their properties block wise.

Answer 2

Answer:

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⏩Horizontal rows are called periods and vertical columns are called groups. Elements are placed in periods based on the number of shells in their atoms. The shortest period is the first period which contains only two elements – Hydrogen and Helium. The second period contains elements from Lithium to Neon.⏪

Explanation:

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