How many calcium atoms are required to bond with sulfur to make calcium sulfide?

1 Answer
Mar 27, 2018

#1#

Explanation:

Calcium sulfide is a molecule with the chemical formula #CaS#. It is bonded ionically. The calcium possesses a #+2# charge, while the sulfur anion possesses a #-2# charge, and so one calcium cation neutralizes one sulfur anion.