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Corrosion

Assertion :Go...

Question

Assertion :Gold and silver are used to make jewellery. Reason: Gold and silver are highly inactive metals. Therefore, they do not undergo corrosion due to attack by moisture and atmospheric gases.

A

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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B

Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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C

Assertion is correct but Reason is incorrect

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D

Both Assertion and Reason are incorrect

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Solution

The correct option is A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
i. Gold and silver are highly inactive metals. Therefore, they do not undergo corrosion due to attack by moisture and atmospheric gases.
ii.Gold and silver are very shiny metals (lustrous).
iii.They are used to make jewellery because of its bright shiny surface and high resistance to corrosion.

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