Distinguish Between Mixture and Compound
1)Which compound is formed during the chemical reaction between iron & sulphur in the lab?
  

2)A student, by mistake, mixed iron filings and sulphur powder. He wanted to separate them. Which would you advise him to use to dissolve the mixture?
  

3)Name the gas obtained when dil. HCl is added to a mixture of iron and sulphur.
  

4)How would you separate iron from a mixture of iron and sulphur?
  

5)The gas obtained by the reaction of FeS with dil. HCl is:
  

6)Name the product(s) obtained by the reaction of CuSO₄ (aq) with H₂S (g).
  

7)When you add carbon disulphide in a test tube containing a mixture of iron filings and sulphur, what do you observe after shaking the test tube well?
  

8)When a mixture of iron filings and sulphur is strongly heated in a china dish, what is the colour of the product obtained?
  

9)The smell of H₂S gas is ________.
  

10)In a laboratory, what precautions must be taken with carbon disulphide?
  


  


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