Which of the following is the term used for the fusible product formed when flux reacts with gangue during the extraction of metals?

Q. The impurities which are not removed during ore concentration are called .........
(Gangue, flux, slag)

Q. Define the terms:
(i) mineral
(ii) ore
(iii) gangue
(iv) charge
(v) flux
(vi) slag

Q.

Explain the following terms:

(a) flux, (b)gangue,

(c) slag, (d) smelting.

Q. Which of the following method is used for separation of gangue from haematite ore?

Q. Complete the following statement using every given options.
During the extraction of aluminium..............
a. Ingredients and gangue in bauxite.
b. Use of leaching during the concentration of ore.
c. Chemical reaction of transformation of bauxite into alumina by Hall’s process.
d. Heating the aluminium ore with concentrated caustic soda.