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ARIHANT PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS -ODISHA BUREAU.S TEXTBOOK SOLUTIONS (Very Short Answer Type Questions)
- What is calcination?
01:57
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- What is roasting?
02:43
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- What is the difference between flux and slag?
02:58
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- Which ore is suitable for carbon reduction? Explain with one example.
01:32
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- What is slag ?
02:35
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- Name an important ore of copper.
01:18
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- What method is employed to concentrate a sulphide ore?
01:32
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- Name one substance, which acts as a flux.
02:32
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- For a transition metal oxide, name one effective reducing agent.
01:35
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- Name a metal which can be extracted by electrolytic reduction. (Na, Cu...
02:11
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- What is formed when a flux reacts with a gangue material?
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- Can a mineral be termed as an ore?
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- The oxides of the metals are...
03:03
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- What is slag ? Give an example of it.
02:54
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- Distinguish between mineral and ore.
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- What happens to the ore during roasting?
01:46
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- What is difference between calcination and roasting ?
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- What do you understand by 'carbon-reduction' in metallurgy? Give an ex...
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- What type of metals are extracted electrolytically?
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- What is the compound formed from the reaction of calcium oxide and sil...
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