JEE MAIN - Chemistry (2002 - No. 36) | ExamPlay

JEE MAIN - Chemistry (2002 - No. 36)

Which of the following is a redox reaction ?

NaCl + KNO₃ $$\to$$ NaNO₃ + KCl

CaC₂O₄ + 2HCl $$\to$$ CaCl₂ + H₂C₂O₄

Mg(OH)₂ + 2NH₄Cl $$\to$$ MgCl₂ + 2NH₄OH

Zn + 2AgCN $$\to$$ 2Ag+ Zn(CN)₂

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AIEEE 2002 Chemistry - Redox Reactions Question 63 English Explanation

The oxidation state shows a change only in (d)

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