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Which one of ...

Question

Which one of the following indicators give red colour in acidic medium ?

A

Methyl orange

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B

Phenolphthalein

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C

Bromothymol blue

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D

None of the above

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Solution

The correct option is A Methyl orange
Methyl orange indicator which colour changes with change in pH of solution.
Its gives red colour in acidic medium.

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