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Questions and Answers
What is the term for the material found in the earth that contains a metal in the form of compounds?
What is the term for the material found in the earth that contains a metal in the form of compounds?
- Slag
- Ore (correct)
- Residue
- Alloy
Which process involves the extraction of metal from its ore by heating in the presence of a reducing agent?
Which process involves the extraction of metal from its ore by heating in the presence of a reducing agent?
- Vaporization
- Smelting (correct)
- Electrolysis
- Oxidation
Which method is used for the extraction of highly reactive metals like sodium, potassium, and calcium?
Which method is used for the extraction of highly reactive metals like sodium, potassium, and calcium?
- Electrolysis (correct)
- Amalgamation
- Distillation
- Smelting
