The horizontal rows are periods on Periodic Table. There are 7 horizontal rows in modern periodic table.
A horizontal row on the periodic table of elements is called a period.
rows
each row in the Periodic Table is called a period.
periodsThere are seven periods, or rows, on the periodic table.
The rows on the periodic table are called periods.
A horizontal row on the periodic table of elements is called a period.
Horizontal rows in Periodic Table are called Periods
The horizontal rows in the periodic table of elements are called periods. Each period represents a different energy level for the elements.
rows
Horizontal rows on the Periodic Table of Chemical Elements are called periods.
each row in the Periodic Table is called a period.
periodsThere are seven periods, or rows, on the periodic table.
Horizontal rows of elements in the periodic table are called periods. Each period represents a different energy level, with elements in the same period having the same number of electron shells. Periods are arranged in numerical order from left to right on the periodic table.
A horizontal row of elements on the periodic table is called a period. Periods are numbered from 1 to 7, corresponding to the number of electron shells in an atom of the elements within that period.
The rows on the periodic table are called periods.
Horizontal row in a periodic table is called Period.There are seven periods in a periodic table.All elements in a row have same number of electronic shells.
The horizontal rows on the periodic table of elements are called periods. Each period represents the number of electron shells in an atom.