Arrange the oxidation states N2O, H3P, H2, SO3, H2S, Fe2O3, FeO, Fe, SO2, SiF4, Li2S, CaH2, H2O2, H2SiO3, Na2CO3, Al (NO3) 3

N2(+1)O(-2)
H3(+1)P(-3)
H2(0)
S(+6)O3(-2)
H2(+1)S(-2)
Fe2(+3)O3(-2)
Fe(+2)O(-2)
Fe(0)
S(+4)O2(-2)
Si(+4)F4(-1)
Li2(+1)S(-2)
Ca(+2)H2(-1)
H2(+2)O2(-2)
H2(+1)Si(+4)O3(-2)
Na2(+1)C(+4)O3(-2)
Al(+3)( NO3 )3(-1)



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