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Acids, Bases and Salts — Science STD 7 — Question

Gujarat BoardEnglish MediumSTD 7ScienceAcids, Bases and Salts1 Mark
MCQ
Acids change blue litmus to?
  • A
    White
  • ✓
    Red
  • C
    Black
  • D
    Purple
✓

Answer

Correct option: B.
Red
Blue litmus paper turns red when dipped in acidic solution. On the other hand, bases turn red litmus blue.

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