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when copper powder is heated in …

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when copper powder is heated in a watch glass a black substances formed. why is this black substance formed ?name it ?how can these substance we reserved to its original form?

    • Posted by Ridhima Goyal 2 months ago

    CBSE > Class 10 > Science
    • 1 answers

    Sakshi Tiwari Sakshi Tiwari 2 months ago

    When copper is heated it reacts with oxygen and forms copper oxide which is black in colour . These substance can be reserved to its original form by reacting copper oxide with hydrogen or carbon .

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