Question

write two examples for synthetic indicators & mention their colour change in acidic & basic medium​

Answer 1

Answer:

Phenolphthalein and Methyl Orange

Explanation:

In acidic medium,

Phenolphthalein remains colourless in acid

Methyl Orange turns reddish

In basic medium,

Phenolphthalein turns pink ( in strong base)

Methyl Orange turns yellow

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Answer 2

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Special types of substances are used to test whether a substance is acidic or basic the substances are known and indicators indicators are substances which show change in colour when brought in contact with acids and bases.

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