The atomic no. of Lawrencium is 103 and it is an actinide and is placed separately from 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.
Lead is in the group 14 of the Periodic Table.
Silver is in the period 5 and group 11 of the periodic table.
Lithium is in the first period of the periodic table. It is the first element in the alkali metal group.
Helium is in the first period of the periodic table.
Sodium, Na, is in group 1 period 3 on the periodic table.
group four in the periodic table is a carbon group
Lead is in the group 14 of the Periodic Table.
Lead is in the group 14 of the Periodic Table.
Argon is in the third period of the modern periodic table.
Oxygen is in Period 2 , Group 16 ( VI A) of periodic table
Silver is in the period 5 and group 11 of the periodic table.
Hydrogen is located in Group 1A of the Periodic Table.
Francium is in the period 7 and group 1 of the periodic table (alkali metals).
Hydrogen is found in group 1 row 1 of the periodic table
Lithium is in the first period of the periodic table. It is the first element in the alkali metal group.