The outermost electronic configuration of alkaline earth metals is 

Which is the most non-metallic of the following

The statement which is false for the long-form as the periodic table is:

An element has atomic mass 31 and atomic number 15. The elements belongs to

Which has the greatest second ionization energy?

Which of the following elements whose electronic configurations are given is least chemically reactive?

The electro negativity of the following elements increases in the order

Which of the following electronic configuration would you expect to have the lowest ionization energy?