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Two elements X and Y contain only one electron in the outer level.Element X is reactive and loses electron easily while element Y is relatively unreactive and non corrosive. The elements X and Y respectively are (a)Cs and Cu (b)Li and Cu |
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Answer» Two elements X and Y contain only one electron in the outer level.Element X is reactive and loses electron easily while element Y is relatively unreactive and non corrosive. The elements X and Y respectively are (a)Cs and Cu (b)Li and Cu |
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