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8 K + Fe3O4 = 4 K2O + 3 Fe
As + H2 = H2As =>
As + H2 = H2As
FeSO4*7H2O + KOH + KNO3 = Fe3O4 + K2SO4 + NH3 + H2O =>
12 FeSO4*7H2O + 23 KOH + KNO3 = 4 Fe3O4 + 12 K2SO4 + NH3 + 94 H2O
CuCl2 + Na2O = NaCl + CuO =>
CuCl2 + Na2O = 2 NaCl + CuO
CN + MnO4 = CNO + MnO2 =>
2 CN + MnO4 = 2 CNO + MnO2
CH3CH(OH)CH3 = CH3CHC(CH3)2 + H2O =>
5 CH3CH(OH)CH3 = 3 CH3CHC(CH3)2 + 5 H2O
KOH = K(OH) =>
KOH = K(OH)
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
CH3COOH + CH3CH2OH = CH3COCH2CH3 + H2O =>
CH3COOH + 3 CH3CH2OH = 2 CH3COCH2CH3 + 3 H2O
C21H32 + O2 = CO2 + H2O =>
C21H32 + 29 O2 = 21 CO2 + 16 H2O
Na2S2O3 + Co(ClO4)2 = NaClO4 + CoS2O3 =>
Na2S2O3 + Co(ClO4)2 = 2 NaClO4 + CoS2O3
(NiOH)NO3 + NH4NO3 + NH3*H2O = [Ni(NH3)4](NO3)2 + H2O =>
(NiOH)NO3 + NH4NO3 + 3 NH3*H2O = [Ni(NH3)4](NO3)2 + 4 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
Mg + HNO3 = Mg(NO3)2 + NO2 + H2O =>
Mg + 4 HNO3 = Mg(NO3)2 + 2 NO2 + 2 H2O
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
C4H9COOH + Mg(OH)2 = (C4H9COO)2Mg + H2O =>
2 C4H9COOH + Mg(OH)2 = (C4H9COO)2Mg + 2 H2O
Si + H2S = SiS2 + H2 =>
Si + 2 H2S = SiS2 + 2 H2
AlS + CaOH = AlOH + CaS =>
AlS + CaOH = AlOH + CaS
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
CuSO4 + NaOH = Na2SO4 + Cu[OH]2 =>
CuSO4 + 2 NaOH = Na2SO4 + Cu[OH]2
H2BeO2 + H3PO4 = Be3(PO4)2 + H2O =>
3 H2BeO2 + 2 H3PO4 = Be3(PO4)2 + 6 H2O
FeSO4 + HClO = Fe(ClO)3 + H2SO4 + Cl2 + H2O =>
2 FeSO4 + 8 HClO = 2 Fe(ClO)3 + 2 H2SO4 + Cl2 + 2 H2O
Cu2S + O2 = Cu2O + S02 =>
2 Cu2S + O2 = 2 Cu2O + S02
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Ca(MnO4)2 + K3PO4 = Ca3(PO4)2 + KMnO4 =>
3 Ca(MnO4)2 + 2 K3PO4 = Ca3(PO4)2 + 6 KMnO4
V2I10 + HF = VF5 + HI =>
V2I10 + 10 HF = 2 VF5 + 10 HI
C2H2 + Na = C2HNa + H2 =>
2 C2H2 + 2 Na = 2 C2HNa + H2
C60H95O40N + O2 = CO2 + NH3 + H2O =>
C60H95O40N + 63 O2 = 60 CO2 + NH3 + 46 H2O
C2H4 + Br2 + Cl2 = C2H4ClBr =>
2 C2H4 + Br2 + Cl2 = 2 C2H4ClBr
CH3COOH + NaOH = CH3COONaH2O =>
CH3COOH + NaOH = CH3COONaH2O
B + H2O = B(OH)2 + H2 =>
B + 2 H2O = B(OH)2 + H2
(NH4)2Fe(SO4)2*6H2O + Br2 = FeBr3 + (NH4)2SO4 + H2O + Fe2(SO4)3 =>
6(NH4)2Fe(SO4)2*6H2O + 3 Br2 = 2 FeBr3 + 6(NH4)2SO4 + 36 H2O + 2 Fe2(SO4)3
KMnO4 + Cr(OH)3 + KOH = MnO2 + K2CrO4 + H2O =>
KMnO4 + Cr(OH)3 + KOH = MnO2 + K2CrO4 + 2 H2O
AgNO3 + HCl = AgCl + HNO3 =>
AgNO3 + HCl = AgCl + HNO3
H2SO4 + I2 = HIO3 + SO2 + H2O =>
5 H2SO4 + I2 = 2 HIO3 + 5 SO2 + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
F2 + H2O = HF + O1 =>
F2 + H2O = 2 HF + O1
C6H5COOH + Na = C6H5COO{-} + Na{+} + H2 =>
2 C6H5COOH + 2 Na = 2 C6H5COO{-} + 2 Na{+} + H2
HC2H3O2 + Mg = MgC2H3O2 + H4 =>
4 HC2H3O2 + 4 Mg = 4 MgC2H3O2 + H4
Sb2O3(s) + Cl2 + NaOH(aq) = NaSbO3 + NaCl + H2O =>
Sb2O3(s) + 2 Cl2 + 6 NaOH(aq) = 2 NaSbO3 + 4 NaCl + 3 H2O
SO4H2 + NaOH = SO4Na2 + H2O =>
SO4H2 + 2 NaOH = SO4Na2 + 2 H2O
Cu2{+} + Ag = Cu + Ag{+} =>
Cu2{+} + Ag = 2 Cu + Ag{+}
NaBr + H3P = Na3P + HBr =>
3 NaBr + H3P = Na3P + 3 HBr
NNa3 = Na + N2 =>
2 NNa3 = 6 Na + N2
C6H5NO2 + NaOH = C6H5OH + NaNO2 =>
C6H5NO2 + NaOH = C6H5OH + NaNO2
Al2O3(SiO2)2 + Al2O3(SiO2)6 + NaOH(H2O)16 = NaSiO2 + Al(SiO4) + (H2O) =>
Al2O3(SiO2)2 + Al2O3(SiO2)6 + 4 NaOH(H2O)16 = 4 NaSiO2 + 4 Al(SiO4) + 66(H2O)
CdO + KOH = K2CdO2 + H2O =>
CdO + 2 KOH = K2CdO2 + H2O
HNO3 + HCN = H + CN2O3 =>
HNO3 + HCN = 2 H + CN2O3
K2S(aq) + O2(g) = K2SO4(aq) =>
K2S(aq) + 2 O2(g) = K2SO4(aq)
Na2CO3 + CrCl3 + KClO3 = Na2CrO4 + CO2 + KCl + NaCl =>
5 Na2CO3 + 2 CrCl3 + KClO3 = 2 Na2CrO4 + 5 CO2 + KCl + 6 NaCl
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