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MODERN PUBLICATION-GENERAL PRINCIPLE OF ISOLATION OF ELEMENTS-EXERCISE
- Which is the lightest transition metal ?
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- Between CO and C , which is better reducing agent at 983 k
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- What is the cheapest and most abundant reducing agent in the extractio...
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- Name the method used for refining of Nickel metal.
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- Name the method used for the refining of copper metal.
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- The composition of 'Copper Matte' is :
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- Name two ores of copper.
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- Between zinc and copper which metal will react dilute sulphuric acid ?
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- Name the process by which sulphide ore is concentrated ?
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- Brass contains which metals?
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- The highest oxidation state of transition metal is what ?
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- The highest oxidation state of transition metal is what ?
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- An ore of galena (PbS) is contaminated with Zinc blende (ZnS). Name on...
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- Name two ores of zinc
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- what is the name of purest form of iron
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- Name the purification process to get 100 % pure aluminium metal.
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- What is the role of stabilizer in froth floatation process ?
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- Although carbon and hydrogen are better reducing agents but they are n...
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- A mixture of compounds A and B is passed through a column of Al(2)O(3)...
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- Why is zinc and not copper used for the recovery of metallic silver fr...
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