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ZnS + H2O = Zn + 2 H + SO
NaCl + Ag3(Po4) = Na3(Po4) + AgCl =>
3 NaCl + Ag3(Po4) = Na3(Po4) + 3 AgCl
KMnO4 + Na2C2O4 + HCl = Mn + CO2 + H2O + NaCl2 + KCl =>
4 KMnO4 + 7 Na2C2O4 + 32 HCl = 4 Mn + 14 CO2 + 16 H2O + 14 NaCl2 + 4 KCl
Cr(OH)3 + NaOH = NaCr(OH)4 =>
Cr(OH)3 + NaOH = NaCr(OH)4
K2SO4(aq) + Ba(OH)2(aq) = BaSO4(s) + KOH(aq) =>
K2SO4(aq) + Ba(OH)2(aq) = BaSO4(s) + 2 KOH(aq)
NaOH + H2(CO3) = Na2(CO3) + H2O =>
2 NaOH + H2(CO3) = Na2(CO3) + 2 H2O
CuSO4(aq) + KI(aq) = CuI(s) + I2(s) + K2SO4 =>
2 CuSO4(aq) + 4 KI(aq) = 2 CuI(s) + I2(s) + 2 K2SO4
ZnS + H2O = Zn + H + SO =>
ZnS + H2O = Zn + 2 H + SO
Ag(s) + NO2(g) + O2(g) = AgNO3(s) =>
2 Ag(s) + 2 NO2(g) + O2(g) = 2 AgNO3(s)
HCl + Na2SiO3 = NaCl + H2SiO3 =>
2 HCl + Na2SiO3 = 2 NaCl + H2SiO3
CH3CH(CH2)COOH + K2S = CH3CH(CH2)COOK + H2S =>
2 CH3CH(CH2)COOH + K2S = 2 CH3CH(CH2)COOK + H2S
Mn3O4(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 Mn3O4(s) + 8 Al(s) = 9 Mn(s) + 4 Al2O3(s)
Co(NO3)2 + NH4SCN = (NH4)2Co(SCN)4 + NH4NO3 =>
Co(NO3)2 + 4 NH4SCN = (NH4)2Co(SCN)4 + 2 NH4NO3
SrBr2 + (NH4)2CO3 = SrCO3 + NH4Br =>
SrBr2 + (NH4)2CO3 = SrCO3 + 2 NH4Br
CuO + Fe = Fe2(O2)3 + Cu =>
6 CuO + 2 Fe = Fe2(O2)3 + 6 Cu
CH3Br + C6H6 = C6H5C2H5 + HBr =>
2 CH3Br + C6H6 = C6H5C2H5 + 2 HBr
Mg(OH)2 + I2 = MgI2 + Mg(IO2)3 + H2O =>
12 Mg(OH)2 + 13 I2 = 10 MgI2 + 2 Mg(IO2)3 + 12 H2O
ZnSO4 + NH3 = Zn(NH3)4SO4 =>
ZnSO4 + 4 NH3 = Zn(NH3)4SO4
Au(s) + HNO3(aq) + HCl(aq) = HAuCl4(aq) + NO(g) + H2O(l) =>
Au(s) + HNO3(aq) + 4 HCl(aq) = HAuCl4(aq) + NO(g) + 2 H2O(l)
Au + H2PO4 = AuPO4 + H2 =>
Au + H2PO4 = AuPO4 + H2
Al + HCI = AlCI + H2 =>
2 Al + 2 HCI = 2 AlCI + H2
(NH4)Br + Pb(CH3COO)2 = Br(CH3COO)2 + Pb(NH4) =>
(NH4)Br + Pb(CH3COO)2 = Br(CH3COO)2 + Pb(NH4)
Mn(NO2) + BeCl2 = Be(NO2) + MnCl2 =>
Mn(NO2) + BeCl2 = Be(NO2) + MnCl2
C1H3OH + O2 = CO2 + H2O =>
2 C1H3OH + 3 O2 = 2 CO2 + 4 H2O
Na3Al + Cl3PO4 = Na3PO4 + AlCl3 =>
Na3Al + Cl3PO4 = Na3PO4 + AlCl3
Cu(NO3)2 + K2CrO4 = CuCrO4 + K2(NO3)2 =>
Cu(NO3)2 + K2CrO4 = CuCrO4 + K2(NO3)2
HCO3 + Ag2(OH) = Ag2(CO3) + H2O =>
HCO3 + Ag2(OH) = Ag2(CO3) + H2O
H2O + CO2 = pentane + oxygen =>
6 H2O + 5 CO2 = C5H12 + 8 O2
La2O3 + FeO + La3ReO8 + Re = La2FeReO6 =>
La2O3 + 7 FeO + 4 La3ReO8 + 3 Re = 7 La2FeReO6
ZnS + H2O = Zn(OH)2 + H2S =>
ZnS + 2 H2O = Zn(OH)2 + H2S
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Pb(NO3)2 + NH4Cl = PbCl2 + NH4NO3 =>
Pb(NO3)2 + 2 NH4Cl = PbCl2 + 2 NH4NO3
Fe(OH)2Cl = FeOCl + H2O =>
Fe(OH)2Cl = FeOCl + H2O
NH4 = N + H2 =>
NH4 = N + 2 H2
ZnS + H2O = Zn + H + SO =>
ZnS + H2O = Zn + 2 H + SO
PH3 + PO = P2 + H2O =>
4 PH3 + 6 PO = 5 P2 + 6 H2O
K2Cr2O7 + KI + HCI = I2 + CrCI3 + KCI + H2O =>
K2Cr2O7 + 10 KI + 14 HCI = 3 I2 + 2 CrCI3 + 12 KCI + 7 H2O
H2SO3 + HNO3 = H2SO4 + NO + H2O =>
3 H2SO3 + 2 HNO3 = 3 H2SO4 + 2 NO + H2O
CH3CH2COOK + KOH = CH3CH2COOH + K2O =>
CH3CH2COOK + KOH = CH3CH2COOH + K2O
Al + Fe2O3 = AlO3 + Fe2 =>
Al + Fe2O3 = AlO3 + Fe2
Ag{+} + CrO4{2-} = Ag2CrO4 =>
2 Ag{+} + CrO4{2-} = Ag2CrO4
Al2O3 + SO3 = Al2S3 + O2 =>
Al2O3 + 3 SO3 = Al2S3 + 6 O2
ZnS + H2O = ZnO + H2S =>
ZnS + H2O = ZnO + H2S
CH3CH2COOH + CH3CH2CH2OH = CH3COOCH2CH2CH3 + H2O =>
3 CH3CH2COOH + 2 CH3CH2CH2OH = 3 CH3COOCH2CH2CH3 + 2 H2O
Fe2(SO4)3 = Fe2(SO3)3 + O2 =>
2 Fe2(SO4)3 = 2 Fe2(SO3)3 + 3 O2
Na2O + (NH4)2SO4 = Na2SO4 + H2O + NH3 =>
Na2O + (NH4)2SO4 = Na2SO4 + H2O + 2 NH3
Cr2(SO4)3 + Na2S = Cr2S3 + Na2SO4 =>
Cr2(SO4)3 + 3 Na2S = Cr2S3 + 3 Na2SO4
CH3CH2CH2CH3 + O2 = CO2 + H2O =>
2 CH3CH2CH2CH3 + 13 O2 = 8 CO2 + 10 H2O
CCl4 + SbF3 = CCl2F2 + SbCl3 =>
3 CCl4 + 2 SbF3 = 3 CCl2F2 + 2 SbCl3
H2OThO2 = H2ThO3 =>
H2OThO2 = H2ThO3
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