Free help with homework

Why join Brainly?

  • ask questions about your assignment
  • get answers with explanations
  • find similar questions


Iron sulfide or Iron sulphide can refer to a range of chemical compounds composed of iron and sulfur.

Troilite, FeS, the endmember of pyrrhotite; Mackinawite, Fe1+xS (where x = 0 to 0.1); Marcasite, or iron(II) disulfide, FeS2 (orthorhombic); Pyrite, or iron(II) disulfide, FeS2 (cubic), the more stable endmember.

1 5 1
The Brain
  • The Brain
  • Helper
Not sure about the answer?
Learn more with Brainly!
Having trouble with your homework?
Get free help!
  • 80% of questions are answered in under 10 minutes
  • Answers come with explanations, so that you can learn
  • Answer quality is ensured by our experts