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VGS PUBLICATION-BRILLIANT-PRINCIPLES OF METALLURGY-EXERCISE
- Write short notes on : roasting, calcination and smelting.
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- Write short notes on : roasting, calcination and smelting.
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- Write short notes on : roasting, calcination and smelting.
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- The correct observation made by the student after putting clean pieces...
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- The ore of calcium metal among the following is
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- Limestone is an ore is
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- Froth floatation process is used to concentrate impurities of the ore ...
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- Bronze is an alloy of
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- A mineral from which a metal can be extracted economically and conveni...
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- The formula of carnalllite is
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- --------- group are called chalcogenes.
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- During the electrolysis of sodium chloride ----------- gas liberates a...
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- is used to convert sulphide ore into oxide ore.
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- The ore of mercury is
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- Low boiling metals are purified by-----method
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- The impurities are oxidised in this method.
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- Rusting of iron is
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- Smelting is ally carried out in
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- The substance added to remove the impurity is
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- The formula for Iron silicate slag is
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