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MBD PUBLICATION-GENERAL PRINCIPLES OF ISOLUTION OF ELEMENTS-QUESTION BANK
- The removal of impurities from a crude metal is called :
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- Most of the plants contain :
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- A comman metal used as reductant for the extraction of metals from the...
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- Calcination and roasting are :
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- Chloride are among the following is :
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- Which radioactive element is more abundant in India ?
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- The group containing oxides that cannot be reduced by carbon to give t...
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- The salt which least likely to be found in minerals is
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- Main ore of aluminium is :
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- The cryolite is :
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- Zinc is obtained on large scale by :
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- In the Hall.s proces for extraction of Al, the ore is fused with :
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- Froth floatation process is used for the benefication of :
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- The process of extraction of sodium on a commercial scale by the elect...
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- The phenomenon of removing layers of basic oxides from metals before e...
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- Pithchblends is the main source of :
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- The process of concentrating silver are is based on its solubility in...
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- One of the fertilizer is :
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- Sulphide ore is :
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- In Goldschhmidt aluminothermic process, thermite mixture contains :
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