Science · Chemistry
निम्नलिखित में से कौन से तत्व ड्यूरेलुमिन में मौजूद हैं?
- 1Pb + Sb + Sn
- 2Bi + Pb + Sn
- 3Sn + Pb
- 4Al + Cu + Mg + Mn✓
सही उत्तर देखें
Al + Cu + Mg + Mn
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