Chemistry quizzez

What is the chemical process by which metal oxides are reduced using carbon?

• Oxidation

• Reduction

• Carbonization

• Sublimation

Which of the following metals is commonly extracted from its ore using carbon reduction?

• Aluminium

• Gold

• Iron

• Copper

In the extraction of copper from its ore using carbon reduction, what is the name of the intermediate product formed during the process?

• Copper oxide

• Copper sulfide

• Copper carbonate

• Copper matte

Which of the following is not a step in the extraction of metals through carbon reduction?

• Roasting

• Smelting

• Electrolysis

• Refining

Which of the following metals cannot be extracted from its ore using carbon reduction due to its high reactivity?

• Zinc

• Aluminium

• Sodium

• Iron

What is the name of the method used to extract iron from its ore using carbon reduction, where a blast furnace is employed?

• Direct reduction

• Blast furnace reduction

• Bessemer process

• Hydrometallurgy