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The corrent decreasing order of the reac...

The corrent decreasing order of the reactivity of the metals : Fe, Co, Pb, Cu is

A

Fe, Cu, Pb, Co

B

Fe, Co, Cu, Pb

C

Fe, Co, Pb, Cu

D

Fe, Pb, Co, Cu

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BEYOND PUBLICATION-PRINCIPLES OF METALLURGY-EXERCISE
  1. During the electrolysis of molten salts, the metals are always produce...

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

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

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  4. Roosting is carried out to

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  5. Which is correct in the following ?

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  6. Which is not feasible ?

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

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  8. Copper do not displacefrom dilute acids

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  9. Aluminium foli is used fro wrapping food because :

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  10. Steel is an alloy of

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

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  12. Which of the following methods is suitable for preventing an iron fryi...

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  13. Point out correct statement Iron is :

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  14. Which of the following process involve the smelting process ?

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  15. During melting of haematite in a blast furnace………….is the flux added.

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  16. Low-melting metal like tin can be purified by this method

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  17. Low boiling metals like mercury and zinc are refined by

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  18. Which of the following are Sulphides ? Zinc Blende Rock Salt Cinn...

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  19. Which of the following are not ionic compounds ? KCl HCl CCl4 N...

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  20. Aluminium is used for making cooking utensils. Which of the following ...

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