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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 75)
      Write the chemical reactions involved in the extraction of gold by cyanide process. Also give the role of zinc in the extraction.

    Answer:

                        (i)                 (ii) Zinc acts as a reducing agent in this reaction,


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