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2 Cu + 4 KCN + 2 H2O = 2 K[Cu(CN)2] + 2 KOH + H2
H2CrO4 + Ag(OH) = Ag2(CrO4) + H2O =>
H2CrO4 + 2 Ag(OH) = Ag2(CrO4) + 2 H2O
ZnSO4 + CH3COOH = (CH3COO)2Zn + H2SO4 =>
ZnSO4 + 2 CH3COOH = (CH3COO)2Zn + H2SO4
NaBr(aq) + Pb(C2H3O2)2(aq) = PbBr2(s) + NaC2H3O2(aq) =>
2 NaBr(aq) + Pb(C2H3O2)2(aq) = PbBr2(s) + 2 NaC2H3O2(aq)
C10H24O + O2 = H2O + CO2 =>
2 C10H24O + 31 O2 = 24 H2O + 20 CO2
(COOH)2 = COO + H =>
(COOH)2 = 2 COO + 2 H
Fe3O4(s) + H2(g) = Fe(s) + H2O(l) =>
Fe3O4(s) + 4 H2(g) = 3 Fe(s) + 4 H2O(l)
Cd(NO3)2 + H2SO4 = CdSO4 + HNO3 =>
Cd(NO3)2 + H2SO4 = CdSO4 + 2 HNO3
Co(NO3)2 + Al2(SO4)3 = Co(AlO2)2 + NO2 + O2 + SO3 =>
2 Co(NO3)2 + 2 Al2(SO4)3 = 2 Co(AlO2)2 + 4 NO2 + O2 + 6 SO3
H{3}PO{4} = H{4}P{2}O{7} + H{2}O =>
2 H{3}PO{4} = H{4}P{2}O{7} + H{2}O
CoCl2 + H2 = Co + HCl =>
CoCl2 + H2 = Co + 2 HCl
LiHCO3(s) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g) =>
LiHCO3(s) + HCl(aq) = LiCl(s) + H2O(l) + CO2(g)
HCl(g) + F2(g) = HF(g) + Cl2(g) =>
2 HCl(g) + F2(g) = 2 HF(g) + Cl2(g)
Fe(NO3)3 + K4Fe(CN)6 = Fe2(CN)6 + K4(NO3)3 =>
Fe(NO3)3 + K4Fe(CN)6 = Fe2(CN)6 + K4(NO3)3
NaHCO3 + Ca = Ca(HCO3)2 + Na =>
2 NaHCO3 + Ca = Ca(HCO3)2 + 2 Na
MgCl2 + Fe2(SO4)3 = FeCl3 + Mg(SO4) =>
3 MgCl2 + Fe2(SO4)3 = 2 FeCl3 + 3 Mg(SO4)
K2CO3 + Na2S = K2S + Na2CO3 =>
K2CO3 + Na2S = K2S + Na2CO3
Al2O3 + HCl = Al + Cl2 + H2O =>
Al2O3 + 6 HCl = 2 Al + 3 Cl2 + 3 H2O
AlI3 + Pb(C2H3O2)2 = Al(C2H3O2)3 + PbI2 =>
2 AlI3 + 3 Pb(C2H3O2)2 = 2 Al(C2H3O2)3 + 3 PbI2
C(g) + O2(g) = CO(g) =>
2 C(g) + O2(g) = 2 CO(g)
NH4ClO3 = NH4 + ClO3 =>
NH4ClO3 = NH4 + ClO3
KNO3 + I2 + H2SO4 = KIO4 + NO2 + K2SO4 + H2O =>
14 KNO3 + I2 + 6 H2SO4 = 2 KIO4 + 14 NO2 + 6 K2SO4 + 6 H2O
Cr + Ag2O = CrO + Ag =>
Cr + Ag2O = CrO + 2 Ag
Na2S2O8 = Na2SO4 + SO3 + O2 =>
2 Na2S2O8 = 2 Na2SO4 + 2 SO3 + O2
Ni(NO3)2(aq) + NaCl(aq) = NaNO3 + NiCl2 =>
Ni(NO3)2(aq) + 2 NaCl(aq) = 2 NaNO3 + NiCl2
FeCl3*6H2O + K4Fe(CN)6 = Fe4[Fe(CN)6]3 + KCl + H2O =>
4 FeCl3*6H2O + 3 K4Fe(CN)6 = Fe4[Fe(CN)6]3 + 12 KCl + 24 H2O
CaO + OH = Ca(OH)2 + O2 =>
2 CaO + 4 OH = 2 Ca(OH)2 + O2
CS4 + O2 = CO2 + SO3 =>
CS4 + 7 O2 = CO2 + 4 SO3
KBrO3 + SnCl2 + HCl = Br2 + SnCl4 + KCl + H2O =>
2 KBrO3 + 5 SnCl2 + 12 HCl = Br2 + 5 SnCl4 + 2 KCl + 6 H2O
NaHCO3 + C6H12O7 = CO2 + H2O + Na3C6H5O7 =>
33 NaHCO3 + 9 C6H12O7 = 21 CO2 + 43 H2O + 11 Na3C6H5O7
KI(aq) + F2(g) = I2(s) + KF(aq) =>
2 KI(aq) + F2(g) = I2(s) + 2 KF(aq)
Be(OH)2 + H = Be + H2O =>
Be(OH)2 + 2 H = Be + 2 H2O
K2Zn(OH)4 + HCl = KCl + ZnCl2 + H2O =>
K2Zn(OH)4 + 4 HCl = 2 KCl + ZnCl2 + 4 H2O
C12H22011 + O2 = CO + H2O =>
4 C12H22011 + 22035 O2 = 48 CO + 44022 H2O
C3H6O + Ca(ClO)2 = CHCl3 + Ca(CH3COO)2 + Ca(OH)2 =>
2 C3H6O + 3 Ca(ClO)2 = 2 CHCl3 + Ca(CH3COO)2 + 2 Ca(OH)2
H2SO3 + Pb(OH)2 = Pb2(SO3)2 + H2O =>
2 H2SO3 + 2 Pb(OH)2 = Pb2(SO3)2 + 4 H2O
PbS + HCl + HNO3 = PbCl2 + H2SO4 + NO2 + H2O =>
PbS + 2 HCl + 8 HNO3 = PbCl2 + H2SO4 + 8 NO2 + 4 H2O
MgO2 + C = Mg + CO =>
MgO2 + 2 C = Mg + 2 CO
SO2(g) + H2O(g) = H2SO3(l) =>
SO2(g) + H2O(g) = H2SO3(l)
CaO + N2 = Ca3N3 + O2 =>
6 CaO + 3 N2 = 2 Ca3N3 + 3 O2
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + NH3(g) + H2O(l) =>
Ba(OH)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + 2 NH3(g) + 2 H2O(l)
Na2O(s) + CO2(g) + H2O(g) = NaHCO3(s) =>
Na2O(s) + 2 CO2(g) + H2O(g) = 2 NaHCO3(s)
Ca(SO3) + O2 = Ca(SO4) =>
2 Ca(SO3) + O2 = 2 Ca(SO4)
Pb + H2CO3 = PbCO3 + H =>
Pb + H2CO3 = PbCO3 + 2 H
HF(g) + CCl4(g) = CCl2F2(g) + HCl(g) =>
2 HF(g) + CCl4(g) = CCl2F2(g) + 2 HCl(g)
NaC + HCl = NaCl + HC =>
NaC + HCl = NaCl + HC
HNO3 + Ni(OH)2 = Ni(NO3)2 + HOH =>
2 HNO3 + Ni(OH)2 = Ni(NO3)2 + 2 HOH
MgCO3 + C6H8O7 = MgC6H6O7 + CO2 + H2O =>
MgCO3 + C6H8O7 = MgC6H6O7 + CO2 + H2O
Fe2(SO4)3 + CaCO3 + H2O = Fe(OH)3 + CaSO4 + CO2 =>
Fe2(SO4)3 + 3 CaCO3 + 3 H2O = 2 Fe(OH)3 + 3 CaSO4 + 3 CO2
Cu + Fe = CuFe =>
Cu + Fe = CuFe
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