$-32$ Identify element $x$ by giving its chemical symbol, based

on the following information about an jon that it forms.

a$.$ Forms a $x^{2-}$ ion containing $10$ electrons

b$.$ Forms a $x^{2-}$ ion containing $18$ electrons

c$.$ Forms a $x^{3+}$ jon containing $10$ electrons

d$.$ Forms a $x^{+}$ion containing $10$ electrons