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USHA PUBLICATION-GENERL PRINCIPAL AND PROCESS OF ISOLATION OF ELEMENTS-EXERCISE
- What is the role of depressant in froth flotation process ?
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- Out of CO and C, which is a better reducing agent at 400^@C ?
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- What is the role of lime stane in the extraction of iron ?
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- Out of 'C' and CO which is a better reducing agent for FeO ?
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- From a solution of copper sulphate, copper metal can be recovered by a...
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- Malachite is the ore of
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- Froth Floatation process is used for purification of ores of
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- In the Bessemerisation process copper metal obtained by the reaction
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- The iron obtained from the blast furnace is called as
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- Purest form of iron is called as
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- The reducing agent inside the blast furnace for extraction of iron is ...
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- Which of the following has lowest % carbon?
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- Copper is extracted from sulphide ore by using method.
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- Blister copper is
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- Which of the following metal can be extracted by hydrometallurgy ?
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- The formula of haemalite is
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- The haematite ore is concentrated by
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- Bauxite is the important ore of
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- Sulphide ores are generally concentrated by
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- The impurities present in the ore are called as
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