Question

Question 44 (b)
Atomic number of a few elements are given below 10, 20, 7, 14. Identify the group number of these elements in the Periodic Table

Answer 1

Neon has atomic number 10. It belongs to the 18th group of the periodic table.

Calcium has atomic number 20. It belongs to the 2nd group of the periodic table.

Nitrogen has atomic number 7. It belongs to the 15th group of the periodic table.

Silicon has atomic number 14. It belongs to the 14th group of the periodic table.