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Pyrochemical processes in metallurgy are...

Pyrochemical processes in metallurgy are carried out in structure called……….

A

hearths

B

magnetic rollers

C

chimneys

D

furnaces

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BEYOND PUBLICATION-PRINCIPLES OF METALLURGY-EXERCISE
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  3. Pyrochemical processes in metallurgy are carried out in structure call...

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  4. The following metal is obtained by the auto reduction of its sulphide ...

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  5. Name the common elements present in the anode mud in the eletrolytic r...

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  6. Rusting of iron takes place in

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  7. The principle behind froth floatation is :

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  8. In Goldschmit alumino thermic process, thermite mixture is :

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  9. In the metallurgical extraction of iron, which of the following proces...

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  10. During the electrolysis of molten salts, the metals are always produce...

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  11. Arrange the following metals in the order of their decreasing reactivi...

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  12. The corrent decreasing order of the reactivity of the metals : Fe, Co,...

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  13. Roosting is carried out to

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  14. Which is correct in the following ?

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  15. Which is not feasible ?

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  16. Food cans are coated with tin and not with zinc because

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  17. Copper do not displacefrom dilute acids

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  18. Aluminium foli is used fro wrapping food because :

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  19. Steel is an alloy of

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  20. Which of the following types of ores cn be converted in oxide by calci...

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