Question

Match the items of Column I with items of Column II and assign the correct code:

Column I	Column II
(A) Blisterred Cu	(1) Aluminium
(B) Blast furnace	(2) \[\ce{2Cu2O + Cu2S -> 6Cu + SO2}\]
(C) Reverberatory furnace	(3) Iron
(D) Hall-Heroult process	(4) \[\ce{FeO + SiO2 -> FeSiO3}\]
	(5) \[\ce{2Cu2S + 3O2 -> 2Cu2O + 2SO2}\]

Options

• A - (2), B - (3), C - (4), D - (1)

• A - (1), B - (2), C - (3), D - (5)

• A - (5), B - (4), C - (3), D - (2)

• A - (4), B - (5), C - (3), D - (2)

Answer 1

A - (2), B - (3), C - (4), D - (1)

Explanation:

Column I	Column II
(A) Blisterred Cu	(2) \[\ce{2Cu2O + Cu2S -> 6Cu + SO2}\]
(B) Blast furnace	(3) Iron
(C) Reverberatory furnace	(4) \[\ce{FeO + SiO2 -> FeSiO3}\]
(D) Hall-Heroult process	(1) Aluminium