Science, asked by reeyanetoghar, 5 months ago

name three element exihibiting variable velency?

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Answered by nandnij486

Answer:

Certain elements have more than one valency. They exhibit variable valency. For example, copper, tin, iron and mercury exhibit variable valency. Copper combines with oxygen to form cuprous oxide (Cu2O) and cupric oxide (CuO).

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name three element exihibiting variable velency?​

Answers

name three element exihibiting variable velency?