Physics · Chemical Reactions and Equations
'कॉपर चूर्ण (तांबे के पाउडर) से भरी चाइना डिश को गर्म करने पर कॉपर चूर्ण की सतह पर काले रंग का पदार्थ (कॉपर ऑक्साइड) की परत चढ़ जाती है।' निम्नलिखित में से कौन सा संतुलित रासायनिक समीकरण इस कथन का सही प्रतिनिधित्व करता है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1CuO + H2 → Cu + H2O
- 2Fe + CuSO4 → FeSO4 + Cu
- 32Cu + O2 → 2CuO✓
- 42Cu + O2 → 2CuO + O3
सही उत्तर देखें
2Cu + O2 → 2CuO
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