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प्रश्न
Give reason for the following:
Potassium reacts vigorously with cold water while copper does not react with water or steam.
एका वाक्यात उत्तर
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उत्तर
This is because Potassium (K) is a most active metal and is at the top of the series whereas Copper (Cu) is a least active metal ans is at the below of the series.
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