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Acids, Bases and Salts — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceAcids, Bases and Salts1 Mark
MCQ
When copper oxide and dilute hydrochloric acid react, colour changes to :
  • A
    White
  • ✓
    Bluish $-$ green
  • C
    Blue $-$ black
  • D
    Black
✓

Answer

Correct option: B.
Bluish $-$ green

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