Chemistry · Carboxylic Acids and its Derivatives
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- ARed litmus blue
- BBlue litmus red
- CNeutral to litmus
- DNo effect
Correct option is B.The carboxylic acid turns blue litmus red because the hydroxyl group present in -COOH is far more acidic than in alcohol. Note: If the color of the blue litmus paper changes to red, then a carboxyl group is present.
This option is incorrect because the base turns red litmus into blue litmus.
This option is correct because the carboxylic acid turns blue litmus red because the hydroxyl group present in -COOH is far more acidic than in alcohol. Note: If the color of the blue litmus paper changes to red, then a carboxyl group is present.
This option is incorrect because it is not neutral to litmus.
This option is incorrect because it is effected by litmus.
Tagged under Chemistry · Carboxylic Acids and its Derivatives · 2021