Answer :
The compound ammonium sulfate consists of two ions, [tex]\( \text{NH}_4^{+} \)[/tex] and [tex]\( \text{SO}_4^{2-} \)[/tex], both of which are ionic ions. A molecule of the compound consists of 2 [tex]\( \text{NH}_4^{+} \)[/tex] ion(s) and 1 [tex]\( \text{SO}_4^{2-} \)[/tex] ion(s).