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Class 12ChemistryGeneral Principles and Processes of Isolation of ElementsReduction to free Metal
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In which of the following production processes is limestone $(CaCO_3)$ $NOT$ used?

  • A
    Phosphorus from phosphorite
  • B
    Portland cement
  • C
    Iron from hematite
  • D
    Solvay process for sodium carbonate
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Class 12 Questions

Class 12

Chemistry Questions

Chapter

General Principles and Processes of Isolation of Elements

Subtopic

Reduction to free Metal

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