When copper is heated in air, it combines with oxygen to form a black oxide, which is called _______ .

Subject: General Awareness | Topic: Science | Difficulty: MEDIUM

Options

1. (A) Copper (I) oxide
2. (B) Copper (II) oxide
3. (C) Copper (IV) oxide
4. (D) Copper (III) oxide

Verified Answer

Option (B): Copper (II) oxide

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