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Metals and Non-Metals — Science STD 10 — Question

CBSE BoardEnglish MediumSTD 10ScienceMetals and Non-Metals1 Mark
MCQ
Copper objects lose their shine and form green coating of:
  • A
    Copper oxide.
  • B
    Copper hydroxide and Copper oxide.
  • C
    Basic Copper carbonate.
  • D
    Copper carbonate.
✓

Answer

  1. Basic Copper carbonate.

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