Question

what is periodic table​

Answer 1

Answer:

a table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure (and hence similar chemical properties) appear in vertical columns.

Answer 2

Answer:

the periodic table, is also known as periodic table of elements, is a tabular display of a chemical element, which are arranged by the atomic number, electron configuration and a recurring chemical properties…. the seven rows of the table called periods, generally of metals on the left and nonmetals are right.

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