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  9. Q74

SSC CHSL 2013 · Question 74 of 207

DIRECTIONS : Various expenditures incured by a publishing Heating of a ore below its melting point in the absence of air is known as

  1. ASmelting
  2. BRefining
  3. CCalcinationCorrect
  4. DRoasting

Answer: C. Calcination

Explanation

of air is known as calcinations. Calcinations is a thermal treatment process in presence of air or oxygen applied to ores and other solid materials to bring about a 2013 Solved Paper

Source: SSC CHSL Solved Paper 20-10-2013 (Disha Publications) · reliable-secondary

← Q73View full paper (207 questions)Q75 →

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