A) Fe
B) Ag
C) Al
D) Cu
Correct Answer: D
Solution :
Copper is extracted by bessemerisation. Below is the required reaction for bessemerisation \[2C{{u}_{2}}S+3{{O}_{2}}\xrightarrow{{}}2C{{u}_{2}}O+2S{{O}_{2}}\uparrow \] \[2C{{u}_{2}}O+C{{u}_{2}}S\xrightarrow{{}}6Cu+S{{O}_{2}}\uparrow \]
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