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Question

Name the process used for the formation of blister Cu by following reaction :(unbalanced reactions)

2Cu2S+3O2Cu2O+SO2

Cu2O+Cu2SCu+SO2

A
Bessemerisation
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B
Parkes or Pattinson process
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C
Forth flotation
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D
None of these
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Solution

The correct option is A Bessemerisation

The process is called bessemerisation. Cu produced by Bessemerisation is known as blister Cu which is 95% pure. The balanced chemical reactions are as shown.

2Cu2S+3O22Cu2O+2SO2

2Cu2O+Cu2S6Cu+SO2

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