Group 1: Alkali metals
Group 7: Manganese family
Note:
As per old naming terminology, group VIIA will be halogens. Now this is group 17.
The group no. of Lithium is 1 and its period number is 2.
Helium is in the first period of the periodic table.
Sodium, Na, is in group 1 period 3 on the periodic table.
Lithium belongs to group 1 on the periodic table, which is known as the alkali metals group. It is located in the first column of the periodic table.
On the left of the periodic table, especially group 1 and group 2 elements.
Hydrogen is found in group 1 row 1 of the periodic table
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.
The group no. of Lithium is 1 and its period number is 2.
Actually group 1 is ALL elements and so is the whole periodic table.
Francium is amrmber of the alkali metal familiy (group 1 in the Periodic Table of Mendeleev): Li, Na, K, Rb, Cs, Fr.
Cesium is found in group 1 of the periodic table.
Helium is in the first period of the periodic table.
Sodium, Na, is in group 1 period 3 on the periodic table.
+1
The abbreviation for potassium is " K " in the periodic table. It is placed in group-1 of the periodic table.
Hydrogen
it is placed in group 1