2nd row (or 2nd period), group 17
An elements period is its row in the periodic table.
A horizontal row on the periodic table of elements is called a period.
A period is a row in the periodic table of elements.
Fluorine.
The Halogens
Fluorine is element number nine on the periodic table. Look for it to the bottom left of Helium (the top right one). Second row, two from the left.
halogenhalogen in group VII
The smallest atom in the periodic table is hydrogen, not fluorine.
An elements period is its row in the Periodic Table.
An elements period is its row in the Periodic Table.
An elements period is its row in the periodic table.
Fluorine is number 9.
a horizontal row is called a period.a vertical row is called a group
The symbol for the element fluorine is F.
Fluorine belongs to the halogens.
it is fluorine
It is fluorine.