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4 Au + 8 K(CN) + O2 + 2 H2O = 4 K[Au(CN)2] + 4 KOH
C6H14 + Cl = C6H13Cl + H =>
C6H14 + Cl = C6H13Cl + H
H2S + NO3 = S + NO2 + H2O =>
H2S + NO3 = S + NO2 + H2O
HF + Na = HFNa =>
HF + Na = HFNa
Ag2SO4 + K3PO4 = Ag3PO4 + K2SO4 =>
3 Ag2SO4 + 2 K3PO4 = 2 Ag3PO4 + 3 K2SO4
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + NaC2H3O2 =>
Ca(C2H3O2)2 + Na2CO3 = CaCO3 + 2 NaC2H3O2
BiCl3 + H2O = BiOCl + HCl =>
BiCl3 + H2O = BiOCl + 2 HCl
Sb2S3 + HNO3 = H3SbO4 + H2SO4 + NO2 + H2O =>
Sb2S3 + 28 HNO3 = 2 H3SbO4 + 3 H2SO4 + 28 NO2 + 8 H2O
CuO + N2O3 = CuO2 + N2O =>
2 CuO + N2O3 = 2 CuO2 + N2O
Al + Na2CO3 + H2O = Na3AlO3 + NaHCO3 + H2 =>
2 Al + 6 Na2CO3 + 6 H2O = 2 Na3AlO3 + 6 NaHCO3 + 3 H2
FeCl2 + H2O2 = FeCl3 + Fe(OH)3 =>
6 FeCl2 + 3 H2O2 = 4 FeCl3 + 2 Fe(OH)3
Cu(s) + HNO3(aq) = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3(aq) = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
C10H8(s) + O2(g) = CO2(g) + H2O(g) =>
C10H8(s) + 12 O2(g) = 10 CO2(g) + 4 H2O(g)
Na2Co3 + FeCl3 = Fe2(Co3)3 + NaCl =>
3 Na2Co3 + 2 FeCl3 = Fe2(Co3)3 + 6 NaCl
KHSO4 + NaOH = H2O + KNaSO4 =>
KHSO4 + NaOH = H2O + KNaSO4
S + NaOH = Na2S + Na2SO4 + H2O =>
4 S + 8 NaOH = 3 Na2S + Na2SO4 + 4 H2O
NaHCo3 + O2 = Na2Co3 + Co2 + H2O =>
4 NaHCo3 + O2 = 2 Na2Co3 + 3 Co2 + 2 H2O
Fe + NaOH = Fe(OH)2 + Na =>
Fe + 2 NaOH = Fe(OH)2 + 2 Na
KI + Hg(C2H3O2)2 = K(C2H3O2) + HgI2 =>
2 KI + Hg(C2H3O2)2 = 2 K(C2H3O2) + HgI2
I3{-} + HSO3{-} + H2O = I{-} + H{+} + SO4{2-} =>
I3{-} + HSO3{-} + H2O = 3 I{-} + 3 H{+} + SO4{2-}
U + H2 = UH2 =>
U + H2 = UH2
Cu(s) + NaCl(aq) = CuCl + Na =>
Cu(s) + NaCl(aq) = CuCl + Na
N2 + Cl = NCl3 =>
N2 + 6 Cl = 2 NCl3
Mg + NO2 = MgNO2 =>
Mg + NO2 = MgNO2
FeS + HBr = FeBr2 + H2S =>
FeS + 2 HBr = FeBr2 + H2S
F + I = FI =>
F + I = FI
Cu2CO3 = Cu2O + CO2 =>
Cu2CO3 = Cu2O + CO2
Al + CuF2 = AlF3 + Cu =>
2 Al + 3 CuF2 = 2 AlF3 + 3 Cu
C6H10O + KMnO4 + H2O = C6H10O4 + MnO2 + KOH =>
C6H10O + 2 KMnO4 + H2O = C6H10O4 + 2 MnO2 + 2 KOH
NaI + MnO2 + H2SO4 = MnSO4 + NaHSO4 + H2O + I2 =>
2 NaI + MnO2 + 3 H2SO4 = MnSO4 + 2 NaHSO4 + 2 H2O + I2
C6H8O6 = CO2 + H2O + C5H4O2 =>
C6H8O6 = CO2 + 2 H2O + C5H4O2
NiSO4 + NH3 = [Ni(NH3)6]SO4 =>
NiSO4 + 6 NH3 = [Ni(NH3)6]SO4
C2H5OH(s) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(s) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
ZnO + Cl2 = ZnCl2 + O2 =>
2 ZnO + 2 Cl2 = 2 ZnCl2 + O2
K2S(aq) + BaCl2(aq) = K2Cl2 + BaS =>
K2S(aq) + BaCl2(aq) = K2Cl2 + BaS
KMnO4(aq) + KCl(aq) + H2SO4(aq) = MnSO4(aq) + K2SO4(aq) + Cl2(g) + H3O =>
2 KMnO4(aq) + 18 KCl(aq) + 12 H2SO4(aq) = 2 MnSO4(aq) + 10 K2SO4(aq) + 9 Cl2(g) + 8 H3O
CH3COOH + MgCO3 = CO2 + MgCH3COOH + H2O =>
5 CH3COOH + 4 MgCO3 = 6 CO2 + 4 MgCH3COOH + 2 H2O
Fe + HNO3(l) = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3(l) = Fe(NO3)3 + NO + 2 H2O
CaCO3 + Na2CO3 + H2O = Ca(HCO3)2 + Na(OH) =>
CaCO3 + Na2CO3 + 2 H2O = Ca(HCO3)2 + 2 Na(OH)
Cr + NaOH = Cr(OH)4 + Na =>
Cr + 4 NaOH = Cr(OH)4 + 4 Na
C2H6 + Cl = C2H6Cl =>
C2H6 + Cl = C2H6Cl
Ba + (NH4)2SO4 = BaSO4(s) + NH4 =>
Ba + (NH4)2SO4 = BaSO4(s) + 2 NH4
Ba(OH)2 + NO = BaNO2 + H2O =>
Ba(OH)2 + NO = BaNO2 + H2O
NaH + SO3 = Na2SO3 + H2 =>
2 NaH + SO3 = Na2SO3 + H2
C6H5CHCH2 + KMnO4 + H2O = C6H5CHOHCH2OH + KOH + MnO2 =>
3 C6H5CHCH2 + 2 KMnO4 + 4 H2O = 3 C6H5CHOHCH2OH + 2 KOH + 2 MnO2
K(s) + AlCl3(s) = K3Al + Cl2 =>
6 K(s) + 2 AlCl3(s) = 2 K3Al + 3 Cl2
AgBr + GaPO4 = Ag3PO4 + GaBr3 =>
3 AgBr + GaPO4 = Ag3PO4 + GaBr3
CaSiO3(s) + HF(g) = SiF4(g) + CaF2(s) + H2O(l) =>
CaSiO3(s) + 6 HF(g) = SiF4(g) + CaF2(s) + 3 H2O(l)
S3 = S8 =>
8 S3 = 3 S8
CH3CH2NH2 + CH3Br = CH3CH2CH2NH2 + HBr =>
CH3CH2NH2 + CH3Br = CH3CH2CH2NH2 + HBr
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