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PART - 1 CH - 1 Chemical Reactions and Equations — Science STD 10 — Question

Gujarat BoardEnglish MediumSTD 10SciencePART - 1 CH - 1 Chemical Reactions and Equations1 Mark
MCQ
When reddish brown copper metal is heated, it forms a black solid surface. Which of the following statement is incorrect?
  • A
    Black solid substance is CuO.
  • B
    It is redox reaction.
  • ✓
    It is precipitation reaction.
  • D
    Copper undergo oxidation.
✓

Answer

Correct option: C.
It is precipitation reaction.
C

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