What Is The Correct Formula Of Barium Sulfide?

The correct formula for barium sulfide is BaS. This compound consists of one barium ion (Ba2+) and one sulfide ion (S2-) that are held together by ionic bonds. The barium ion has a +2 charge, while the sulfide ion has a -2 charge. When these ions combine, they form an electrically neutral compound with the formula BaS.