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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

State What You Would Observe When the Following Substance is Heated in a Glass Test Tube Copper (Ii) Carbonate Red Lead .

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प्रश्न

State what you would observe when the following substance is heated in a glass test tube Copper (II) carbonate Red lead .

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उत्तर

CuCO3 → CuO + CO2 ↑
The blue-green powder turns black and a colourless gas is evolved which extinguishes a burning flame.

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अध्याय 5: Language of Chemistry - Additional questions

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एस पी सिंग Concise Chemistry [English] Class 7 ICSE
अध्याय 5 Language of Chemistry
Additional questions | Q 6.2
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