Chemistry-10th Chemical Reactions and Equations CBSE Board 2025 Medium
The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is
The colour of the solution observed after about 1 hour of placing iron nails in copper sulphate solution is
- (a)Blue
- (b)Pale green
- (c)Yellow
- (d)Reddish brown
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