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Questions and Answers
Which method is NOT used in the extraction of metals?
Which method is NOT used in the extraction of metals?
- Concentration
- Oxidation
- Reduction
- Filtration (correct)
What are minerals?
What are minerals?
- Impurities associated with ores
- Compounds of metals found in nature (correct)
- Metals found in nature
- Earth crust
What are ores?
What are ores?
- Metals found in nature
- Impurities associated with ores
- Minerals from which metals can be obtained economically (correct)
- Compounds of metals found in nature
What is gangue or matrix?
What is gangue or matrix?
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What is metallurgy?
What is metallurgy?
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