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प्रश्न
A copper coin is kept immersed in a solution of silver nitrate for some time. What will happen to the coin and the colour of the solution?
लघु उत्तरीय
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उत्तर
When a copper coin is kept immersed in a solution of silver nitrate for some time, the colour of the coin becomes shiny, greyish-white due to the deposition of silver on it. The solution turns blue due to the formation of copper nitrate.
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