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Which of the following methods is suitab...

Which of the following methods is suitable for preventing an iron frying pan from rusting ?

A

Applying grease

B

Applying paint

C

Applying a coating of zinc

D

All of the above

Text Solution

Verified by Experts

The correct Answer is:
C
If grease or paint are applied, the pan cannot be used for frying purpose.
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MTG IIT JEE FOUNDATION-MATERIALS : METALS AND NON-METALS-EXERCISE MCQ.s (Level-1)
  1. A coil of copper wire can be made by pulling a larger piece of copper ...

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  2. The metals are eaten away when they are exposed to water, oxygen and o...

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  3. Metal which does not react even with steam is

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  4. When steam is passed through zinc then

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  5. The metal which is present in brass, bronze and German silver is

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  6. The metal that forms a self-protecting film of oxide to prevent corros...

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  7. Two metals are melted and mixed together. The resulting mass is cooled...

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  8. When a metal X is added to dilute HCl solution, there is no evolution ...

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  9. The correct order of increasing chemical reactivity is

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  10. Which of the following elements produces basic oxide on reacting with ...

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  11. Copper sulphate solution can be safely kept in a container made of

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  12. Which of the following metals occurs in free state in nature ?

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  13. Which is not a basic oxide ?

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  14. Mercury is used in thermometers because

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  15. Tungsten is used in electric bulbs because

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  16. Which of the following is not a property of aluminium ?

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  17. When a substance X is hit with a hammer, it expands in size but does n...

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  18. Non-metals do not conduct electricity because

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

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  20. Which of the following is not property of a non-metal ?

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