Q. Copper is refined by

  • (A) zone refining
  • (B) roasting
  • (C) electrolysis
  • (D) oxidation
✅ Correct Answer: (B) roasting

Published by Ram Sharma ⭐ 193.88K Points at 29-Mar-2022 05:22 pm in Science

You must be Logged in to update hint/solution

💬 Discussion

📊 Question Analytics

👁️
356
Total Visits
📽️
4 y ago
Published
🎖️
Ram Sharma
Publisher
📈
90%
Success Rate