Helium is the element that is placed in period 1 and group 18 of the Periodic Table. It is inert in nature and hence stable.
5
There is no such element on the Periodic Table
Helium is located on the group 18 and period 1 on the modern periodic table.
Group 4 elements on the periodic table contain no period 2 elements whatsoever.
Silver is the 47th element on the periodic table. It is located in period 5 and group 11 in the periodic table.
beryllium, Be
the Atomic number on Periodic Table is the identity of an element in the table , it gives the indications about Group, period and Block of elements it also predicts the chemical and physical properties of the element.
A group in Periodic Table is the column of element in periodic table
In the older versions of the periodic table, group VIIA corresponds to the current group 17, the halogens.
Group 17, period 2
Chlorine.
cromium