Explain the characteristic of mixture of iron filling and sulphur powder based on examples
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On heating the reaction mixture, the sulfur melts and reacts with the iron exothermically to form iron(II) sulfide. ... The signs that a chemical reaction occurs are: the glow, and the fact that a new substance (black iron sulfide) is formed which cannot be separated by using a magnet.
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hey , I think the mixture is colloidal. And according to that their characteristics are.
1 particle size is between 1 to 100 nm.
2 Light can be scatter.
3 particle do not settle down.
4 This is heterogeneous mixture.
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