NEET Chemistry · Medium

Redox Reactions: Reaction spotting MCQ

Solve this quality-checked NEET multiple-choice question, then review the correct answer and explanation.

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Reaction spottingMediumQuestion 25019

Question

Which process is an oxidation?

  1. A
    Fe2+→Fe3+Fe^{2+} \to Fe^{3+}
    Correct
  2. B
    Cl2→2Cl−Cl_2 \to 2Cl^-
  3. C
    Cu2+→CuCu^{2+} \to Cu
  4. D
    Ag+→AgAg^+ \to Ag

Correct answer

Fe2+→Fe3+Fe^{2+} \to Fe^{3+}

Explanation

Oxidation state rises from +2 to +3.