In the metallurgy of iron, when $C a C O_{3}$ is added to blast furnace, calcium ion appears as:

C a O

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metallic

C a

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gangue

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slag

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Solution

The correct option is A slag
In the metallurgy of iron, when $C a C O_{3}$ is added to blast furnace, calcium ion appears as slag.
Slag is formed in the zone of heat absorption.

Calcium oxide reacts with silica o form calcium silicate - a slag.

$C a O + S i O_{2} \to C a S i O_{3}$

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Similar questions

In metallurgy of iron, when limestone is added to the blast furnace, the calcium ends up in:

In the manufacture of iron, limestone is added in the blast furnace to form
A,,gangue
B,,slag
C,,calcium metal
D,,calcium carbonate

C + O_{2} \to C O_{2}

C O_{2} + C \to 2 C O

C a C O_{3} \to C a O + C O_{2}

C a O + S i O_{2} \to C a S i O_{3}

F e_{2} O_{3} + 3 C O \to 2 F e + 3 C O_{2}

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