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• Natural indicators and change in Colour in acidic and basic medium. •

Answer»

COLOUR of litmus paper in acid: BLUE litmus paper TURNS into red when dipped in ACIDIC solution. Colour of litmus paper in base: Red litmus paper turns into blue when dipped in BASIC solution. Turmeric: Turmeric is also used as natural indicator. ... Turmeric paper does not change its colour with acid.



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