Question

6. Write the group number and period number of the clement with atomic number '12​

Answer 1

Answer:

Group 2 of the periodic table is also called the 2A group. Hence the group number of the element with atomic number(Z)= 12 is 2A and the period number is 3.

Answer 2

Answer:

Group 2 of the periodic table is also called the 2A group. Hence the group number of the element with atomic number(Z)= 12 is 2A and the period number is 3