Question

Identify the correct statement from the following:

• A. Vapour phase refining is carried out for Nickel by Van Arkel method.
• B. Wrought iron is impure iron with $4\%$ carbon.
• C. Blister copper has blistered appearance due to evolution of $C{O}_2$
• D. Pig iron can be moulded into a variety of shapes.

Answer 1

The correct option is D Pig iron can be moulded into a variety of shapes.

1) Vapour phase refining is carried out for nickel by Mond's process.
(2) Pig iron is molten iron obtained from blast furnace. After smelting it can be moulded into variety of shapes.
(3) Wrought iron is the purest form of iron which has less than $4\%$ carbon.
(4) Blister copper has blistered appearance due to evolution of $S{O}_2$ .