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Which of the following acids is commonly used in the leaching process of gold ex

Practice Questions

Q1
Which of the following acids is commonly used in the leaching process of gold extraction?
  1. Hydrochloric acid
  2. Nitric acid
  3. Sulfuric acid
  4. Cyanide solution

Questions & Step-by-Step Solutions

Which of the following acids is commonly used in the leaching process of gold extraction?
  • Step 1: Understand what leaching means. Leaching is a process used to extract valuable minerals from ore by dissolving them in a liquid.
  • Step 2: Identify the common acids used in leaching processes. In gold extraction, the most common solution used is cyanide.
  • Step 3: Know that cyanide solution helps dissolve gold from its ore, making it easier to collect.
  • Step 4: Conclude that cyanide is the acid commonly used in the leaching process for gold extraction.
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