When the iron ore contains $P_{2} O_{5}$ , as impurities, the blast furnace should be lined by basic ( $C a O$ or $M g O$ ).

True

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False

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Solution

The correct option is A True
When the iron ore contains $P_{2} O_{5}$ , as impurities, the blast furnace should be lined by basic $(C a O$ or $M g O)$ . The statement is correct because $P_{2} O_{5}$ is acidic oxide. So, to remove acidic oxide we add basic oxide like $C a O$ or $M g O$ .

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Similar questions

Q. When the iron ore contains

P_{2} O_{5}

as impurities, the blast furnace should be lined with:

Q. Assertion :Limestone added in the blast furnace decomposes to give

C a O

which forms slag in the molten state and separates out from iron. Reason: The iron obtained from the blast furnace contains about 4% carbon and many impurities like

S, P, S i, M n,

etc.

Q. When iron ore is reduced in a blast furnace, some of the

S i O_{2}

impurity is also reduced by reaction with carbon to give elemental silicon and carbon monoxide. The silicon is subsequently reoxidised in basic oxygen process, and the resulting

S i O_{2}

reacts with

C a O

, yielding slag. What is the formula of slag?

The purest form of iron is prepared by oxidising impurities from cast iron in a reverberatory furnace. Which iron ore is used to line the furnance? Explain by giving reaction.

Q. Limestone is present in the blast furnace in production of iron in order to :

(I)

provide a source of

C a O

(I I)

remove some impurities

(I I I)

supply

C O_{2}

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When the iron ore contains P2O5, as impurities, the blast furnace should be lined by basic (CaO or MgO).

The correct option is A TrueWhen the iron ore contains P2O5, as impurities, the blast furnace should be lined by basic (CaO or MgO). The statement is correct because P2O5 is acidic oxide. So, to remove acidic oxide we add basic oxide like CaO or MgO.

When the iron ore contains $P_{2} O_{5}$ , as impurities, the blast furnace should be lined by basic ( $C a O$ or $M g O$ ).

The correct option is A True
When the iron ore contains $P_{2} O_{5}$ , as impurities, the blast furnace should be lined by basic $(C a O$ or $M g O)$ . The statement is correct because $P_{2} O_{5}$ is acidic oxide. So, to remove acidic oxide we add basic oxide like $C a O$ or $M g O$ .