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प्रश्न
Give a balanced equation for addition of iron to copper [II] sulphate solution. State the change in colour seen.
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उत्तर
Copper [II] sulphate + Iron → Iron [II] sulphate + Copper
\[\ce{\underset{\text{Blue}}{CuSO4} + Fe ->\underset{\text{Light green}}{FeSO4} + \underset{\text{Brownish red}}{Cu}}\]
The colour changes from blue(CuS04) to light green(FeS04)
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संबंधित प्रश्न
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\[\ce{Zn + HCl -> ZnCl2 + H2}\]
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| (e) Violet solid changes to violet vapours. | (v) Red Lead |
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Light energy
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