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JEE Main Chemistry question

ChemistryElectrochemistryJEE Main

values are:

How many of the metals can displace Cu from solution?

Answer: 4

Solution

A metal can displace from solution only if its own reduction potential is lower (more negative) than that of Cu ( V), i.e. if it is a stronger reducing agent than Cu. Comparing each tabulated value with V: , ,

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Question ID VK-145319