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What are the first three periods of the periodic table called?
The first three periods of the periodic table are called the first period, second period, and third period.
What is second period at the bottom of the periodic table called?
The first period is at the top of the table. It consists of hydrogen and helium. The bottom period is period 7.
What element is in the halogen family and in the second period of the periodic table?
Fluorine is in the halogen family and in the second period of the periodic table.
What is oxygens period?
Oxygen's period on the periodic table is the second period.
A row across the periodic table is called a?
groupsi
What are called to the period in the periodic table?
The 7 horizontal rows in the periodic table are called periods.
A row of the periodic table is called a family?
A row in the periodic table is called a period. Columns are groups.
Is a row of periodic table is called a family?
A row in the Periodic Table is called a period. Columns are groups.
Is a row of a periodic table called a family?
A row in the Periodic Table is called a period. Columns are groups.
What is the name of the raw of elements in the periodic table?
A row on the periodic table is called a period.
A horizontal row of elements on the periodic table is called?
The horizontal rows of the periodic table are called Periods and the vertical rows are called groups.
What is horizontal on the periodic table of elements are called periods?
each row in the Periodic Table is called a period.
