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Explain the following why Iron article...

Explain the following
why Iron articles are galvanised.

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Iron articles are galvanized to prevent rusting of iron. After galvanization, the layer of zinc works as protective layer.
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OSWAL PUBLICATION-METALS AND NON-METALS-NCERT Exemplar (Long answer questions)
  1. Give the reaction involved during extraction of zinc from its ore by ...

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  2. Give the reaction involved during extraction of zinc from its ore by ...

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  3. A metal M does not liberate hydrogen from acids but reacts with oxygen...

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  4. An element forms an oxide A(2)O(3) which is acidic in nature. Identify...

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  5. A solution of CuSO4 was kept in an iron pot. After few days the iron p...

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  6. A non-metal A which is the largest constituent of air, when heated wit...

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  7. A non-metal A which is the largest constituent of air, when heated wit...

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  8. Give the steps involved in the extraction of metals of low and medium ...

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  9. Explain the following Reactivity of Al decreases if it is dipped in ...

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  10. Explain the following Carbon cannot reduce the oxides of Na or Mg.

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  11. Explain the following NaCl is not a conductor of electricity in soil...

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  12. Explain the following why Iron articles are galvanised.

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  13. Why are the metals like Na,K,Ca and Mg never found in their free state...

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  14. Given below are the steps for extraction of copper from its ore. Write...

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  15. Reduction of copper (1) oxide with copper (1) sulphide.

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  16. Electrolytic refining.

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  17. Draw a neat and well labelled diagram for electrolytic refining of cop...

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  18. Of the three metals X, Y and Z here X reacts with cold water, Y with h...

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  19. An element A burns with golden flame in air. It reacts with another el...

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  20. Two ores A and B were taken. On heating, ore A gives CO(2) whereas, or...

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