Question

I explain the charactertics of periodic table​

Answer 1

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The periodic table is composed of seven horizontal rows or periods and is numbered between 1 to 7. There is a regular gradation in the properties of elements in the horizontal rows(periods) from left to right. The periodic table is composed of eight vertical columns or groups. They are numbered between 1 to 8

Answer 2

THE PERIOD TABLE COMPOSED OF SEVEN HORIZONTAL ROWS OR PERIODS AND IS NUMBERED BETWEEN 1 TO 7 . THERE IS A REGULAR GRADUATION IN THE PROPERTIES OF ELEMENTS IN THE HORIZONTAL ROWS (PERIODS) FROM LEFT TO RIGHT. THE PERIODIC TABLE CONSISTS OF EIGHT VERTICAL COLUMNS AND GROUP. THEY ARE NUMBERED BETWEEN 1 TO 8

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