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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: - Using the Gibb’s energy change,ΔG⁰ = +63.3 kJ, for the following reaction
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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
- Using the Gibb’s energy change,ΔG⁰ = +63.3 kJ, for the following reaction
- Four successive members of the first row transition elements are listed below
- The sulpha drugs are used for
- In a face-centered cubic lattice, a unit cell is shared equally by how many unit
- One mole of an ideal gas at 300 K is expanded isothermally
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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