Chemistry · Chemical Reactions and Equations
'कॉपर पाउडर से भरी चाइना डिश को हवा में गर्म करने पर कॉपर पाउडर पर एक काले रंग के पदार्थ की परत चढ़ जाती है।' निम्नलिखित में से कौन सा रासायनिक समीकरण इस कथन का सही प्रतिनिधित्व करता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Cu + CO2 → CuCO3
- 2CuO + H2 → Cu + H2O
- 32Cu + O2 → 2CuO✓
- 4Fe + CuSO4 → FeSO4 + Cu
सही उत्तर देखें
2Cu + O2 → 2CuO
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