the horrizantal row in a peridoc table is the scientists that invented that tipe of element eg: es - is einsteinium is the name of the scientist and the real name to that element is Einstein who is verry famous
inert or noble gases
metals
Hydrogen
The rows on the periodic table are called periods.
The periodic table is in order of atomic mass
They're called groups
Metalloids are the elements that are found to the right of the zig zag in the periodic table
CI4 * carbon (IV) iodide * carbon iodide * carbon tetraiodide * tetraiodomethane
a row of tables
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