In the process, the real causes of the war were swept under the rug, the better to facilitate economic partnerships and sentimental reunions of Civil War veterans.
Science. Explain why iron sulphide is a compound and not just a mixture of the two elements iron and sulphur. Explain why iron sulphide has different properties to a mixture of iron and sulphur and also describe and explain tests that can distinguish between iron sulphide and a mixture of iron and sulphur.
Best Answer: Aside from the naturally occurring FeS2 which is called pyrite, the compound would have the chemical name iron (II) persulfide. The iron and sulfur atoms in FeS2 are arranged as Fe-S-S rather than S-Fe-S. The S2^2- is the persulfide, and is the analog of peroxide, O2^2-.