When iron reacts with copper sulphate solution, which visible change confirms the displacement reaction?

Subject: General Awareness | Topic: Science | Difficulty: MEDIUM

Options

1. (A) Solution temperature suddenly drops
2. (B) Colourless gas evolves rapidly
3. (C) Red-brown copper deposit appears
4. (D) White precipitate forms immediately

Verified Answer

Option (C): Red-brown copper deposit appears

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