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Which of the following redox reaction is...

Which of the following redox reaction is oxidation and which is reduction?
i) 'Zn = Zn^(2+) + 2 e^-'
ii) 'Cl_2 + 2 e^- = 2 Cl^-'
ii) 'Fe = Fe^(2+) + 2 e^-'
iv) 'Sn^4+ + 2 e^- = Sn^(2+)'

Text Solution

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i) Oxidation
ii) Reduction
iii) Oxidation
iv) Reduction
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