Question

If an element Y has two electrons in its outermost shell, what would be the nature and charge on the ion formed if both electrons are removed from the outermost shell?

Determine the valency of the following atoms: X, Y, Z, W

Write down the electron distribution of the Phosphorus atom. How many electrons are there in the M shell? (Atomic number of phosphorus is 15).

Can an element exist with an atom containing one electron, one proton, and no neutron? If so, name the element.