periodsThere are seven periods, or rows, on the periodic table.
A horizontal row on the periodic table of elements is called a period.
The horizontal rows are periods on periodic table. There are 7 horizontal rows in modern periodic table.
rows
On the Periodic table, horizontal rows are given the technical term "periods", while vertical columns are called "groups". Elements in the same period are similar in that they have the same number of energy levels.
The horizontal rows of elements in the periodic table are called periods.
periodsThere are seven periods, or rows, on the periodic table.
A period is a row of elements on the periodic table.
Metalloids are the elements that are found to the right of the zig zag in the periodic table
The periodic table is in order of atomic mass
A horizontal row on the periodic table of elements is called a period.
The horizontal rows are periods on periodic table. There are 7 horizontal rows in modern periodic table.
rows
Horizontal rows in Periodic Table are called Periods
Horizontal rows are called periods. There are 7 periods in periodic table.
On the Periodic table, horizontal rows are given the technical term "periods", while vertical columns are called "groups". Elements in the same period are similar in that they have the same number of energy levels.
The vertical "rows" are called Columns, and the horizontal "rows" are called Periods