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.
The Iron (III) ion is. The sulfate ion is. Thus when forming the compound iron (iii) sulfate you would need three sulfate ions bonded to two iron ions in order to fill the valency requirement. â´ the formula would be Feâ(SOâ)â. Whenever you are adding a number to a radical you must bracket it.