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प्रश्न
Choose those compounds from the following which can turn blue litmus solution red:
HCHO, CH3COOH, CH3OH, C2H5OH, HCOOH, CH3CHO
Give reasons for your choice.
उत्तर
CH3COOH (ethanoic acid) and HCOOH (formic acid) are the compounds which can turn blue litmus solution red. This happens because ethanoic acid and formic acid are the organic compounds which are acidic in nature.
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