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In the context of metallurgy, what does the term 'calcination' refer to?

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Question: In the context of metallurgy, what does the term \'calcination\' refer to?

Options:

  1. Heating ores in the presence of air
  2. Heating ores in the absence of air
  3. Dissolving ores in acid
  4. Melting ores to separate metals

Correct Answer: Heating ores in the absence of air

Solution: 

Calcination refers to the heating of ores in the absence of air to drive off volatile substances.

In the context of metallurgy, what does the term 'calcination' refer to?

Practice Questions

Q1
In the context of metallurgy, what does the term 'calcination' refer to?
  1. Heating ores in the presence of air
  2. Heating ores in the absence of air
  3. Dissolving ores in acid
  4. Melting ores to separate metals

Questions & Step-by-Step Solutions

In the context of metallurgy, what does the term 'calcination' refer to?
  • Step 1: Understand that calcination is a process used in metallurgy.
  • Step 2: Know that it involves heating materials, specifically ores.
  • Step 3: Remember that this heating happens without air present.
  • Step 4: Recognize that the purpose of calcination is to remove volatile substances from the ores.
  • Calcination – The process of heating ores in the absence of air to remove volatile substances.
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