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Which acid is commonly used in the leaching process of gold extraction?

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Question: Which acid is commonly used in the leaching process of gold extraction?

Options:

  1. Hydrochloric acid
  2. Nitric acid
  3. Sulfuric acid
  4. Cyanide solution

Correct Answer: Cyanide solution

Solution: 

Cyanide solution is used in the leaching process to extract gold from its ore.

Which acid is commonly used in the leaching process of gold extraction?

Practice Questions

Q1
Which acid 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 acid is commonly used in the leaching process of gold extraction?
  • Step 1: Understand what leaching means. Leaching is a process used to extract valuable metals from their ores.
  • Step 2: Identify the metal we are interested in. In this case, it is gold.
  • Step 3: Learn about the chemicals used in leaching. One common chemical used for gold extraction is cyanide.
  • Step 4: Recognize that cyanide solution helps dissolve gold from the ore, making it easier to collect.
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