1)C12H22O11+H2O=2C6H12O6
C6H12O6+6O2=6CO2+6H2O
6CO2+6H2O=C6H12O6+6O2
<span>C6H12O6=2CH3CH2OH+2CO2</span>
<span>2 Сu(NO3)2= 2 CuO + 4 NO2 + O2
N^+5 + 1e => N^+4 /*4
2 O^-2 - 4e => O2 /*1
<span>2 AgNO3 = 2 Ag+ 2 NO2+O2
Ag^+ + 1e => Ag /*2
N^+5 + 1e => N^+4 /*2
2 O^-2 - 4e => O2 /*1 </span></span>
99 Es,101 Md, 104 Rf, 96 Сm, 100 Fm, 102 No, 103 Lr, 106 Sg
Na2O(+1,-2)
Na2O2(+1,-1)
FeO(+2,-2)
Fe3O4...Fe2O3×FeO(+3,-2)×(+2,-2)
FeS(+2,-2)
H2SO4(+1,+6,-2)