Question

Identify the correct statement from the following:

Options

• Wrought iron is impure iron with 4% carbon.

• Blister copper has blistered appearance due to evolution of CO₂.

• Vapour phase refining is carried out for nickel by van Arkel method.

• Pig iron can be moulded into a variety of shapes.

Answer 1

Pig iron can be moulded into a variety of shapes.

Explanation:

Pig iron is the impure form of iron containing about 4% carbon and other impurities. It is brittle but can be easily melted and moulded into various shapes. Hence, it is used for making pipes, stoves, and other cast products.