Which one of the following reactions does not take place?
- A$2 CuSO_{4(aq)} + 4 KI_{(aq)} \longrightarrow 2 CuI_2 + 2 K_2SO_4$
- B$2 CuSO_{4(aq)} + 4 KCl_{(aq)} \longrightarrow 2 CuCl_2 + 2 K_2SO_4$
- C$CuSO_{4(aq)} + Zn_{(s)} \longrightarrow ZnSO_{4(aq)} + Cu_{(s)}$
- D$2 CuSO_{4(aq)} + 4 KF_{(aq)} \longrightarrow 2 CuF_2 + 2 K_2SO_4$
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DifficultJEE MAIN 2026
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