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प्रश्न
Metal carbonate decomposes on heating to evolve ______.
विकल्प
carbon dioxide
nitrogen dioxide
oxygen
ammonia gas
MCQ
रिक्त स्थान भरें
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उत्तर
Metal carbonate decomposes on heating to evolve carbon dioxide.
Explanation:
Heating a metal carbonate (like CaCO3) causes it to undergo thermal decomposition, breaking down into a basic metal oxide and releasing carbon dioxide gas (CO2).
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अध्याय 3: Acids, Bases and Salts - Intext Question [पृष्ठ ५९]
