Question

What are indicators?​

Answer 1

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What are indicators ?

Indicators are substances that are used to test whether a substance is acidic or basic ot neutral in nature. They change their color when added to a solution containing an acidic or a basic substance.

• Mᴏʀᴇ Rᴇᴀʟᴇᴛᴇᴅ Iɴꜰᴏʀᴍᴀᴛɪᴏɴ:-

Indicators are of two types

• 1.) Natural
• 2.) Artificial

Naturally occurring indicators are turmeric, litmus, china rose and red cabbage.

• Turmeric

Turmeric gives brownish red color in basic medium and yellow in acidic medium.

• China Rose

A solution of china rose turns green in a basic solution, and bright pink or magenta in an acidic solution.

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