Metallurgy medium

Metallurgy Quiz (Medium)

1. What is the process of reducing metal oxide to metal with the help of aluminium?

a) Roasting b) Smelting c) Aluminothermy

2. Which metal is extracted by the process of electrolysis of its molten chloride?

a) Iron b) Aluminium c) Copper

3. Which metal is obtained by the reduction of its oxide with carbon?

a) Zinc b) Magnesium c) Aluminium

4. What is the name of the process of extraction of metals from ores using microbes?

a) Leaching b) Electrolysis c) Biometallurgy

5. Which metal is commonly extracted from its ore using the cyanide process?

a) Silver b) Gold c) Aluminium

6. The process of separating a metal from its ore by heating beyond its melting point is called:

a) Electrolysis b) Smelting c) Reduction

7. Which metal is obtained from its ore by the Mond process?

a) Copper b) Silver c) Nickel

8. What is the process of converting a metal oxide into its pure metal by using a suitable reducing agent?

a) Electrolysis b) Reduction c) Oxidation

9. The process of extracting metals from their ores by dissolving them in a suitable chemical solution is called:

a) Smelting b) Roasting c) Leaching

10. Which metal is obtained from its ore by the process of liquation?

a) Lead b) Aluminium c) Zinc