Set of continuos atomic number of elements are present in the same group as well as same period.

Which is the atomic number of another element present in the same group as the element with Z =1 3 is present

If the atomic number of an element X is 17, then what will be the atomic number of the element lying in the same group as that of X but in the fifth period?

If the atomic number of an element X is 17, then what will be the atomic number of the element lying in the same group as that of X but in the fifth period?

What is the atomic number of the element present in the second period and group 15.

Mention the name and atomic number of the element present in group 13 of third period.

What is the atomic number of the element present in the second period anf group 15.