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 horizontal rows on the periodic table of elements are called periods. Each period represents the number of electron shells in an atom.
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 rows on the periodic table are called periods.