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R G PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
- Write two important process which are used in removing unwanted materi...
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- Give one example each from non-wettable substance and froth stabilise...
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- What is the function of NaCN in froth flotation process?
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- What is the significance of leaching in the extraction of aluminium?
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- What happens when dolomite is calcined?
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- What is copper matte?
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- Why is the extraction of copper from pyrites more difficult than that ...
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- Out of C and CO, which is a better reducing agent at 673 K?
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- What is an Ellingham diagram?
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- What is the function of limestone in the extraction of iron?
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- Though scrap zinc is more reactive than scrap iron,iron is preferred f...
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- Write the reaction when silver is leached with KCN.
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- Write the principle of liquation?
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- Which process of refining is usefull to get ultrapure semiconductor el...
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- What is eluent?
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- Write the composition of German Silver.
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- Which is the purest form of commercial iron?
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- Describe the role of SiO2 in the extraction of Copper from Copper matt...
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- Why Copper matte is put in Silica lined converter?
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- What does a steep increase in the slope of a line an Ellingham diagram...
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