Match the reactions given in List I with the number of electrons lost or gained in List II
Column−IColumn−IIReactionNumber of electrons lost or gained(P)Mn(OH)2+H2O2→MnO2+2H2O(1)8(Q)AlCl3+3K→Al+3KCl(2)2(R)3Fe+4H2O→Fe3O4+4H2(3)3(S)3H2S+2HNO3→3S+2NO+4H2O(4)6