Question

The atomic number of element next to 53I in the same group is

Answer 1

the atomic numbers the elements next to 53 are-

1.61(promethium)

2.71(lutetium)

3.85(astatine)

4.93(neptunium)

Answer 2

The atomic number of element next to $53$ that is Bromine in the same group is 61(promethium)

Explanation:

• The atomic number of elements next to $53^{I}$ in the same group is iodine is placed in the 17th group and the 5th period of the periodic table.

• Iodine of the atomic number 53 with symbol I. Iodine has oxidation states -1, +1, 5, and 7. Iodine exists as a diatomic molecule.

• Iodine is in its elemental state.

• $53^{I}$ is placed in the 17th  group and the 5th  period of the periodic table.
• Iodine is the heaviest of the stable halogens.
• It exists as semi-lustrous, non-metallic solid in nature.