What is the group number of Ba in periodic table?

What is the group number of the modern periodic table in which zirconium belongs (atomic number of Zr- 40) (In the scale of Group Number 1 - 18)

An element has the electronic configuration 2,8,3 what is its group number in modern periodic table?

The number of groups in the periodic table is

What is the total number of elements in the II group of the modern periodic table

What is the total number of elements in the III group of the modern periodic table

What is the total number of elements in the I group of the modern periodic table

No. of groups in long periodic table-

What is the atomic number of an element of period 2 and group 17 of the periodic table?

What is meant by a group in the periodic table?