Which of the following is//are autoredox reactions?

Options

A. `P_(4)+overset(ө)OHrarrH_(2)PO_(2)^(ө)+PH_(3)`
B. `S_(2)O_(3)^(2-)rarrSO_(4)^(2-)+S`
C. `H_(2)O_(2)rarrH_(2)O+O_(2)`
D. `AgCl+NH_(3)rarr[Ag(NH)_(3)_(2)]Cl`

Answer

A, B, C

Explanation

are autoredox or disproportionation reaction.