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Questions and Answers
What is the term for elements that have intermediate properties of metals and non-metals?
What is the term for elements that have intermediate properties of metals and non-metals?
What is the term for a homogeneous mixture of a metal with other elements?
What is the term for a homogeneous mixture of a metal with other elements?
What is the term for a homogeneous mixture of a metal with mercury?
What is the term for a homogeneous mixture of a metal with mercury?
What is the process of extracting metals from their ores?
What is the process of extracting metals from their ores?
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What is the term for the unwanted earthy impurities in powdered ore?
What is the term for the unwanted earthy impurities in powdered ore?
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What is an example of a mineral that is not an ore?
What is an example of a mineral that is not an ore?
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Which of the following processes is used to remove earthy impurities from powdered ore?
Which of the following processes is used to remove earthy impurities from powdered ore?
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Which type of ore is concentrated using the froth floatation process?
Which type of ore is concentrated using the froth floatation process?
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What is the principle behind the gravity separation process?
What is the principle behind the gravity separation process?
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Which of the following processes is used to separate magnetic impurities from non-magnetic ore?
Which of the following processes is used to separate magnetic impurities from non-magnetic ore?
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What is the purpose of calcination?
What is the purpose of calcination?
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What is the result of calcination of carbonate or hydroxide ores?
What is the result of calcination of carbonate or hydroxide ores?
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