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CHHAYA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-MCQ (Single Correct Type)
- The metals that settle down as 'anode - mud' are -
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- The metal that is purified through polling is -
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- The process of removing impurities caused by sulphur, by heating the o...
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- In the manufacture of steel, the process in which O(2) is used instea...
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- Thomas slag is -
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- The ore containing two metals is -
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- The reaction in the final state of extraction of copper from copper py...
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- Ellingham diagram can be drawn in case of -
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- If silica is present as impurity, the flux that is used is -
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- The mineral which contains both Mg and Ca is -
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- In froth-floatation, anilline or cresol acts as a -
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- In zone refining, the molten zone contains -
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- A reducing agent is not required in the separation of -
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- The process that is not applicable in extraction of Al -
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- In aluminothermic process, aluminium acts as -
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- The slat that is rare in minerals -
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- The constituents of magnalium are -
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- Cassiterite is concentrated by the process of -
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- The ore that can be best concentrated by froth - floatation -
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- The ore that does not contain aluminium is -
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