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On the extraction of iron, the slag produced is
Options
(a) CO
(b) FeSiO₃
(c) MgSiO₃
(d) CaSiO₃
Correct Answer:
CaSiO₃
Explanation:
In the extraction of iron, limestone which acts as flux, decomposes at 1073 K to form CaO which than combines with silica to form slag. CaCO₃ → CaO + CO₂. CaO + SiO₂ → CaSiO₃ (slag).
Related Questions: - When aniline is treated with sodium nitrite and hydrochloric acid at 0⁰C, it gives
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Topics: D and F Block Elements
(91)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- When aniline is treated with sodium nitrite and hydrochloric acid at 0⁰C, it gives
- Which of the following is a metalloid
- Vapour pressure of dilute aqueous solution of glucose is 750 mm of mercury at
- In the dichlorination reaction of propane, mixture of products are obtained.
- Among the elements Ca, Mg, P and Cl, the order of increasing atomic radii is :
Topics: D and F Block Elements (91)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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