Group
A row on the periodic table is called a period.
A PERIOD. NB A columns down the table is a GROUP.
The third row of the periodic table contains elements with 3p electrons. Some examples of elements in this row are phosphorus, sulfur, and chlorine.
An elements period is its row in the periodic table.
This is a period.
Periods
a row
A connected group of mountains is called a range.
Another name for Group 17 (VIIA) Elements is Halogens.
the "A" elements
A "period".
A row on the periodic table is called a period.
A PERIOD. NB A columns down the table is a GROUP.
A period is a row of elements
A period on the Periodic Table is another name for the row that an element is on.
Elements in the first row of the rare earth elements of the Periodic Table are called LANTHANIDES.
This row of chemical elements is a "period".