What would you observe when: A mixture of iron filings and sulphur powder is heated strongly.
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The black coloured compound, iron sulphide is formed when a mixture of iron filings and sulphur powder is heated strongly. $\text{Fe}\ \ \ \ \ \ \ \ \ \ +\ \ \ \ \ \ \ \ \ \text{S}\ \ \ \ \ \ \ \ \ \ \ \ \xrightarrow{\ \ \\ \ \ \ \ \ \ {\Delta}\ \ \ \\ \ \ \ \ \ \ \ \ }\ \ \ \ \ \ \text{FeS}\\^\text{Iron fillings}\ \ \ \ \ ^\text{Sulphur powder}\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ ^\text{Iron sulphide}$
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