Assertion :For stabilization of an emulsion, a third component called emulsifying agent is usually added. Reason: Emulsions of oil in water are unstable and sometimes they separate into two layers on standing.

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

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

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Assertion is correct but Reason is incorrect

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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
Emulsions of oil in water are unstable and sometimes they separate into two layers on standing.
For stabilisation of an emulsion, a third component called emulsifying agent is usually added. The emulsifying agent forms an interfacial film between suspended particles and the medium.
Hence,both assertion and reason are correct and also reason is correct explanation for assertion.

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