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Question

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

A
True
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B
False
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Solution

The correct option is A True
When 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.

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