Elements in group 18 are gases at room temperature.
Astatine is placed in group-17 in the Periodic Table. Its symbol is At.
Noble gases are found in the 18th group in the periodic table.
Fermium (Fm) is in Group 7 in the Periodic Table.
the vertical column is called group in the periodic table.
Halogens are located in the group 17 of the periodic table.
A group in Periodic Table is the column of element in periodic table
Chlorine is in Group 17 of the Periodic Table.
Elements in group 18 obey octet rule (except for helium, which has two electrons) and hence are chemically inert (or non-reactive) at room temperature.
A group in periodic table is the column of element in periodic table
Chlorine is in Group 17 of the Periodic Table.
Lead is in the group 14 of the Periodic Table.
Astatine is placed in group-17 in the Periodic Table. Its symbol is At.
Noble gases are found in the 18th group in the periodic table.
A group is a column in the periodic table of elements.
There is no group p on the periodic table.
Lead is in the group 14 of the Periodic Table.
The atomic radius decreases.