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4 R0 + 3 O2 = 2 R2O3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CH3CHOHCH3 + OH = CO2 + H2O =>
CH3CHOHCH3 + 18 OH = 3 CO2 + 13 H2O
FeCl2 + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + KCl =>
3 FeCl2 + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 6 KCl
Na2SO3 + KOH + KMnO4 = K2MnO4 + H2O + Na2SO4 =>
Na2SO3 + 2 KOH + 2 KMnO4 = 2 K2MnO4 + H2O + Na2SO4
Zn(NO3)2 + Fe(NO3)3 + Nd(NO3)3 + NH2CONH2 = ZnNdFe2O4 + N2 + CO2 + H2O =>
6 Zn(NO3)2 + 12 Fe(NO3)3 + 6 Nd(NO3)3 + 58 NH2CONH2 = 6 ZnNdFe2O4 + 91 N2 + 58 CO2 + 116 H2O
A1 + O2 = A2O3 =>
4 A1 + 3 O2 = 2 A2O3
O2 + CH4 = CO2O + H2O =>
5 O2 + 2 CH4 = 2 CO2O + 4 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
HNO2 + KMnO4 + H2SO5 = MnSO4 + HNO3 + K2SO4 + H2O =>
8 HNO2 + 2 KMnO4 + 3 H2SO5 = 2 MnSO4 + 8 HNO3 + K2SO4 + 3 H2O
CO2 + K[Al(OH)4] = K2CO3 + Al(OH)3 + H2O =>
CO2 + 2 K[Al(OH)4] = K2CO3 + 2 Al(OH)3 + H2O
Mg + O2 = Mg2O =>
4 Mg + O2 = 2 Mg2O
SO2 + Mq = MqO + S =>
SO2 + 2 Mq = 2 MqO + S
Na2CO3(aq) + CaSO4(aq) = Na2SO4(aq)CaCO3(s) =>
Na2CO3(aq) + CaSO4(aq) = Na2SO4(aq)CaCO3(s)
HC2H3O2 + NaHCO3 = NaC2H3O2 + CO2 + H2O =>
HC2H3O2 + NaHCO3 = NaC2H3O2 + CO2 + H2O
CrCl3 + K2CO3 + H2O = Cr(OH)3 + H2CO3 + KCl =>
2 CrCl3 + 3 K2CO3 + 6 H2O = 2 Cr(OH)3 + 3 H2CO3 + 6 KCl
C3H5(OH)3 + Cu(OH)2 = C3H5OH + CuO2 + H2O =>
C3H5(OH)3 + Cu(OH)2 = C3H5OH + CuO2 + 2 H2O
KMnO4 + K2S4O6 + H2O = MnO2 + K2SO4 + H2SO4 =>
14 KMnO4 + 3 K2S4O6 + 2 H2O = 14 MnO2 + 10 K2SO4 + 2 H2SO4
NaOH + H2CO3 = HOH2 + NaCO3 =>
NaOH + H2CO3 = HOH2 + NaCO3
HNO3 + NaO = NaNO3 + HO =>
HNO3 + NaO = NaNO3 + HO
Cr(NO3)3 + Na(BiO3)2 + HNO3 = H2Cr2O7 + Bi(NO3)3 + NaNO3 + H2O =>
10 Cr(NO3)3 + 6 Na(BiO3)2 + 12 HNO3 = 5 H2Cr2O7 + 12 Bi(NO3)3 + 6 NaNO3 + H2O
C6H12O6 + O2 + NH3{+} = CH179O05N02 + CO2 + H2O{+} =>
59 C6H12O6 + 187 O2 + 8 NH3{+} = 4 CH179O05N02 + 350 CO2 + 8 H2O{+}
Br2 + Li(OH) = LiBr + Li(BrO2) + H2O =>
2 Br2 + 4 Li(OH) = 3 LiBr + Li(BrO2) + 2 H2O
N2O5 + KOH + CrI3 = NO + K2CrO4 + KI + H2O =>
N2O5 + 10 KOH + 2 CrI3 = 2 NO + 2 K2CrO4 + 6 KI + 5 H2O
C51H98O6 + CH4O = C17H40O2 + C3H8O3 =>
2 C51H98O6 + 33 CH4O = 6 C17H40O2 + 11 C3H8O3
I2 + NH2OH + NaHCO3 = NaI + N2O + CO2 + H2O =>
2 I2 + 2 NH2OH + 4 NaHCO3 = 4 NaI + N2O + 4 CO2 + 5 H2O
H2SO3 + CuCl + HCl = S + CuCl2 + H2O =>
H2SO3 + 4 CuCl + 4 HCl = S + 4 CuCl2 + 3 H2O
R0 + O2 = R2O3 =>
4 R0 + 3 O2 = 2 R2O3
Al(OH)3 + HCl = AlCl3 + H2O =>
Al(OH)3 + 3 HCl = AlCl3 + 3 H2O
Al + NiSO4 = AlSO4 + Ni2 =>
2 Al + 2 NiSO4 = 2 AlSO4 + Ni2
HNO3 + Fe(OH)3 = Fe(NO3)3 + H2O =>
3 HNO3 + Fe(OH)3 = Fe(NO3)3 + 3 H2O
V{3+} + H2O = V3O5 + H{+} + {-} =>
3 V{3+} + 5 H2O = V3O5 + 10 H{+} + e
K2CO3 + HCl = KCl + H2O + CO2 =>
K2CO3 + 2 HCl = 2 KCl + H2O + CO2
C6H5NH2 + HNO3 + HCl = C6H5N2 + H2O + Cl =>
C6H5NH2 + HNO3 + 3 HCl = C6H5N2 + 3 H2O + 3 Cl
Li2CO3 + ZnSO4 = Li2SO4 + ZnCO3 =>
Li2CO3 + ZnSO4 = Li2SO4 + ZnCO3
Na3CrO3 + NaOH + PbO3 = Na2CrO4 + Na2PbO2 + H2O =>
4 Na3CrO3 + 2 NaOH + 3 PbO3 = 4 Na2CrO4 + 3 Na2PbO2 + H2O
Ga + HCl = GaCl*3 + H*2 =>
Ga + HCl = GaCl*3 + H*2
NaOH + C2H5COOH = C2H5COONa + H2O =>
NaOH + C2H5COOH = C2H5COONa + H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
As3 + O2 = As2O3 =>
4 As3 + 9 O2 = 6 As2O3
HCOOH + KOH = H2O + KHCO2 =>
HCOOH + KOH = H2O + KHCO2
R0 + O2 = R2O3 =>
4 R0 + 3 O2 = 2 R2O3
Al(OH)3 + HCl = Al + Cl2 + H2O =>
2 Al(OH)3 + 6 HCl = 2 Al + 3 Cl2 + 6 H2O
HNO2 + HClO = NO2 + H2ClO =>
HNO2 + HClO = NO2 + H2ClO
C4H9Br + KOH = C4H8 + KBr + H2O =>
C4H9Br + KOH = C4H8 + KBr + H2O
K2CrO7 + Na2S + H2SO4 = Cr(SO4)3 + K2SO4 + NaSO4 + H2O =>
5 K2CrO7 + 3 Na2S + 23 H2SO4 = 5 Cr(SO4)3 + 5 K2SO4 + 6 NaSO4 + 23 H2O
Na(OH) + C2H3O2(H) = Na(H) + C2H3O2(OH) =>
Na(OH) + C2H3O2(H) = Na(H) + C2H3O2(OH)
Fe + PbO = FeO + Pb =>
Fe + PbO = FeO + Pb
(CH3)2CHCH2CH2OH + CH3CO2H = CH3COOCH2CH2CH(CH3)2 + H2O =>
(CH3)2CHCH2CH2OH + CH3CO2H = CH3COOCH2CH2CH(CH3)2 + H2O
Fe3O4 + O2 = Fe2O3(s) =>
4 Fe3O4 + O2 = 6 Fe2O3(s)
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