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What is the role of limestone …

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What is the role of limestone in the extraction of iron from its oxides?

    • Posted by Dimpy Kaur 6 years, 8 months ago

    CBSE > Class 12 > Chemistry
    • 2 answers

    Shivam Kaushal 6 years, 8 months ago

    It form slag and helps to remove the impurities

    1Thank You

    Urvi Patel 6 years, 8 months ago

    Limestone decomposes to form CaO which acts as a flux and combines with silica to form fusible slag,calcium silicate.thus,CaO removes silicate impurity of the ore as slag.the molten slag being lighter separates out from iron.

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