Look up "the photographic table of elements" on your favorite search engine but...its in the 2nd row.
Germanium. This is in the same column as Carbon, and the 4th row of the periodic table.
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.
In a periodic table a row is a period.
Germanium. This is in the same column as Carbon, and the 4th row of the periodic table.
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.
a horizontal row is called a period.a vertical row is called a group
A row in the periodic table is called a period. Columns are groups.
A row in the Periodic Table is called a period. Columns are groups.
A row in the Periodic Table is called a period. Columns are groups.
A horizontal row on the periodic table of elements is called a period.
Hydrogen is found in group 1 row 1 of the periodic table
A period is a row of elements on the periodic table.
A period is a row in the periodic table of elements.