Elements in Group 1 include, Li, Na, K, Rb, Cs, Fr
lithium
Actually group 1 is ALL elements and so is the whole periodic table.
group 1
An element in group 1 of the periodic table.
Helium is located on the group 18 and period 1 on the modern periodic table.
If we look at the periodic table, we can see that the first element in Group I is Hydrogen.
No. Hydrogen, on a regular periodic table, is the first element in group 1, and it is part of the gas family.
Hydrogen is the first element in the periodic table of Mendeleev - atomic number 1. Hydrogen is placed in the group and period 1 of this table.
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.
Alkali Metals.
cromium
halogens ie,group 17