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प्रश्न
Give reasons for the following:
Blue colour of copper sulphate solution is destroyed when iron filings are added to it.
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उत्तर
The blue colour of copper sulphate is destroyed because iron displaces copper from the copper sulphate solution, as iron is more reactive than copper.
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संबंधित प्रश्न
Differentiate between metals and non-metals on the basis of their chemical properties.
A student added few pieces of aluminium metal to two test tubes A and B containing aqueous solutions of iron sulphate and copper sulphate. In the second part of her experiment, she added iron metal to another test tubes C and D containing aqueous solutions of aluminium sulphate and copper sulphate.
In which test tube or test tubes will she observe colour change? On the basis of this experiment, state which one is the most reactive metal and why.
Name the metal which has been placed at the bottom of the reactivity series.
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Write the equation for the reaction of:
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An acidic oxide is produced by the element ______.
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Name a metal for the given case:
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