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Q.Which of the following is an auto-redox (disproportionation) reaction?

a
P4+3OH−+3H2O→PH3+3H2PO2−P_4 + 3OH^- + 3H_2O \rightarrow PH_3 + 3H_2PO_2^-
b
S+O2→SO2S + O_2 \rightarrow SO_2
c
2HgCl2+SnCl2→Hg2Cl2+SnCl42HgCl_2 + SnCl_2 \rightarrow Hg_2Cl_2 + SnCl_4
d
Zn+CuSO4→ZnSO4+CuZn + CuSO_4 \rightarrow ZnSO_4 + Cu

Correct Answer: Option A

The correct solution involves applying the fundamental concept to derive the final value step by step...

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