Extraction of Copper

The extraction of which of the following metals involves bessemerization?

Which of the following reactions is/are the main reaction during partial roasting of chalcopyrite in a blast furnace?

Blister copper is :

$$\begin{gathered} 2\mathrm{FeS} + 3{\mathrm{O}}_2 \to 2\mathrm{FeO} + 2{\mathrm{SO}}_2 \\ \mathrm{FeO} + {\mathrm{SiO}}_2 \to \_\_\_\_\_ \\ 2{\mathrm{Cu}}_2\mathrm{S} + 3{\mathrm{O}}_2 \to 2{\mathrm{Cu}}_2\mathrm{O} + 2{\mathrm{SO}}_2 \\ 2{\mathrm{Cu}}_2\mathrm{O} + {\mathrm{Cu}}_2\mathrm{S} \to \_\_\_\_\_ + {\mathrm{SO}}_2 \end{gathered}$$
The above reactions convert Copper Sulphide/Oxide into blister copper. The total number of copper in the product side of the reactions are:

Bassemerization is used in the extraction of:

How does the copper is extracted from low grade ore?

Explain the term ‘Bessemerisation’ in the extraction of copper from cuprous oxide.

When copper ore is mixed with silica in a reverberatory furnace, copper matte is produced, The copper matte contains_____

In the extraction of copper from copper pyrites, iron is removed as :

Extraction of copper from copper pyrites $\left({\mathrm{CuFeS}}_2\right)$ involves.

The first step in the extraction of copper from copper pyrites is.
 

In the extraction of copper from its sulphide ore, the metal is finally obtained by the reduction of cuprous oxide with

Which of the following metal cannot be extracted by the carbon reduction process?

In the extraction of copper from its sulphide ore, the metal is formed by the reduction of ${\mathrm{Cu}}_2\mathrm{O}$ with

When copper ore is mixed with silica, in a reverberatory furnace copper metal is produced. The copper metal contains _____.

Which of the following statements are correct?

Copper matte consists of

In extraction of metal by bessemerisation, ${\mathrm{Cu}}_2\mathrm{S}$ is converted into :

Which reaction shows formation of blistered copper.