How pig iron is converted into cast iron?

Define: Cast iron

. Hematite is converted into iron by using the blast fumace . Which are the substances fed into the blast furnace along with the ore of iron ?

. Hematite is converted into iron by using the blast fumace . Which compound acts as the reducing agent in the blast furnace ?

Molten cast iron is poured into moulds to make different shapes.Which special-ity of cast iron is based for it?

How is iron extracted industrially?

The weight of iron which will be converted into its oxides by the action of 18g steam will be

The statement that is NOT correct is that (1) A furnace lined with haematite is used to convert cast iron to wrought iron. (2) Collectors enhance the wettability of mineral particles during froth floatation. (3) In vapour phase refining, metal should form a volatile compound. (4) Copper from its low-grade ores is extracted by hydrometallurgy.

Amongst the following, how many ores are roasted to convert them into their corresponding metal oxides: alumina, zinc blende, iron pyrites, copper pyrites, galena.