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  3. 11th Class
  4. Chemistry
  5. Organic Chemistry: Some Basic Principles & Techniques / कार्बनिक रसायन : कुछ मूलभूत सिद्धांत एवं तकन

11th Class Chemistry Organic Chemistry: Some Basic Principles & Techniques / कार्बनिक रसायन : कुछ मूलभूत सिद्धांत एवं तकन

  • question_answer 33)
        When copper ore is mixed with silica, in a reverberatory furnace copper matte is produced. The copper matte contains (a) sulphides of copper (II) and iron (II) (b) sulphides of copper (11) and iron (111) (c) sulphides of copper (I) and iron (II) (d) sulphides of copper (I) and iron (III)

    Answer:

                        (c) When copper ore is mixed with sillica in a reverberatory furnace copper matte is produced. The copper matte contains sulphide of copper (I) and iron (II). Copper matte


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