Which furnace is used for the extraction...

Which furnace is used for the extraction of iron from haematite ?

Reverberatory furnace

Blast furnace

Bessemer converter

Muffle furnace

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Carbon monoxide, carbon dioxide, coal, coke, lime, iron (II) oxide, iron (III) oxide, lime stone. The raw materials required for the extraction of iron from haematite are (i) ............ (ii) ............ and hot air. The mineral present in haematite is (iii) ........... which is reduced by (iv) ............ to iron

The main ore used for the extraction of iron is

The main reaction occuring in blast furnace during the extraction of iron form haematite is

The reaction (s) which does (do) not occur in the reduction zone in the extraction of iron from haematite ore is (are)

The main ore used for the extraction of iron is: (a)Haematite (b)Calamine (c)Bauxite (d)Cryolite

The chief ores of iron are haemalite (Fe_2O_3) , magnetite (Fe_3O_4) , limonite (FeO(OH)) and siderite (FeCO_3) .In the extraction of iron , oxides ores of iron, after concentration through calcination/roasting in reverberatory furnace are mixed with lime stone and coke and fed into a blast furnace. Here, the oxide is reduced to the metal. Which of the following is obtained as a slag in the extraction of iron from haematite ore ?

The main reactions occuring in blast furnace during extraction of iron from haematite ore…..

In which of the following cases flux is required? (i) In the smelting of roasted zinc blende (ii) In the extraction of iron from haematite in the blast furnace. Explain. Mention the name of the flux with the purpose it serves where it is required.

AAKASH INSTITUTE ENGLISH-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Objective type Questions (One option is correct)

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