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3 KNO2 + K2Cr2O7 + 4 KOH + 4 H2O = 2 K3Cr(OH)6 + 3 KNO3
Cr2O3 + NaMnO4 = Na2CrO4 + MnO2 + O2 =>
2 Cr2O3 + 8 NaMnO4 = 4 Na2CrO4 + 8 MnO2 + 3 O2
H2S(g) + MnCl2(aq) = MnS(s) + HCl(aq) =>
H2S(g) + MnCl2(aq) = MnS(s) + 2 HCl(aq)
Au + BaSO4 = AuSO4 + Ba =>
Au + BaSO4 = AuSO4 + Ba
Na2CO3 + FeCrO2 + O2 = Fe2O3 + Na2CrO4 + CO2 =>
4 Na2CO3 + 4 FeCrO2 + 5 O2 = 2 Fe2O3 + 4 Na2CrO4 + 4 CO2
KOH + S + KNO3 = K2SO4 + KNO2 + H2O =>
2 KOH + S + 3 KNO3 = K2SO4 + 3 KNO2 + H2O
MgI2 + (NH4)3PO4 = MgPO4 + (NH4)3I2 =>
MgI2 + (NH4)3PO4 = MgPO4 + (NH4)3I2
NH4HCO3 + HNO3 = NH4NO3 + H2O + CO2 =>
NH4HCO3 + HNO3 = NH4NO3 + H2O + CO2
Pb2O4 + C = Pb + CO =>
Pb2O4 + 4 C = 2 Pb + 4 CO
C13H8O + NaBH4 = C13H10O + NaB =>
2 C13H8O + NaBH4 = 2 C13H10O + NaB
FeTiO3 + HCl + Cl2 = FeCl3 + TiO2 + H2O =>
2 FeTiO3 + 4 HCl + Cl2 = 2 FeCl3 + 2 TiO2 + 2 H2O
Al2O3 + H2O1 = Al(OH)3 =>
Al2O3 + 3 H2O1 = 2 Al(OH)3
NH4OH + Fe(CH3CO2)2 = CH3COONH4 + Fe(OH)2 =>
2 NH4OH + Fe(CH3CO2)2 = 2 CH3COONH4 + Fe(OH)2
NH4Cl + LiOH = LiCl + NH3 + H2O =>
NH4Cl + LiOH = LiCl + NH3 + H2O
AuCl3(s) = Au(s) + Cl2(g) =>
2 AuCl3(s) = 2 Au(s) + 3 Cl2(g)
Na2Zn(OH)4 + HCl = ZnCl2 + NaCl + H2O =>
Na2Zn(OH)4 + 4 HCl = ZnCl2 + 2 NaCl + 4 H2O
Ba(OH)2 + HCl(aq) = BaCl2(aq) + H2O(l) =>
Ba(OH)2 + 2 HCl(aq) = BaCl2(aq) + 2 H2O(l)
CH3OH(i) + O2(g) = CO2(g) + H2O(i) =>
2 CH3OH(i) + 3 O2(g) = 2 CO2(g) + 4 H2O(i)
N4 + S2 = N2S5 =>
N4 + 5 S2 = 2 N2S5
CH3CH2Br + NaOH = CH2CH2 + H2O + NaBr =>
CH3CH2Br + NaOH = CH2CH2 + H2O + NaBr
MnSO4 + PbO2 + HNO3 = Pb(NO3)2 + PbSO4 + HMnO4 + H2O =>
2 MnSO4 + 5 PbO2 + 6 HNO3 = 3 Pb(NO3)2 + 2 PbSO4 + 2 HMnO4 + 2 H2O
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
C6H12O4(s) + O2(g) = CO2(g) + H2O(g) =>
C6H12O4(s) + 7 O2(g) = 6 CO2(g) + 6 H2O(g)
P2S + HNO3 = H3PO4 + S + NO2 + H2O =>
P2S + 10 HNO3 = 2 H3PO4 + S + 10 NO2 + 2 H2O
(NH4)2PtCl6 + NaNO3 = PtO2 + NH4Cl + NaCl + NO2 + O2 =>
(NH4)2PtCl6 + 4 NaNO3 = PtO2 + 2 NH4Cl + 4 NaCl + 4 NO2 + O2
Cl5P = Cl2 + P =>
2 Cl5P = 5 Cl2 + 2 P
CS2 + P = CP3 + SP =>
CS2 + 5 P = CP3 + 2 SP
Na2SO4 = Na{+} + SO4{2-} =>
Na2SO4 = 2 Na{+} + SO4{2-}
HNO3(s) + H2S(s) = NO(s) + S(s) + H2O(s) =>
2 HNO3(s) + 3 H2S(s) = 2 NO(s) + 3 S(s) + 4 H2O(s)
PbO2 + (COOH)2 + HNO3 = Pb(NO3)2 + CO2 + H2O =>
PbO2 + (COOH)2 + 2 HNO3 = Pb(NO3)2 + 2 CO2 + 2 H2O
(NH4)2SO4 + NaClO = NH2Cl + Na2SO4 + H2O =>
(NH4)2SO4 + 2 NaClO = 2 NH2Cl + Na2SO4 + 2 H2O
C12H22 + H2O = C2H5OH + CO2 =>
6 C12H22 + 39 H2O = 35 C2H5OH + 2 CO2
Na(s) + MgI(aq) = NaI(aq) + Mg(s) =>
Na(s) + MgI(aq) = NaI(aq) + Mg(s)
Al(s) + Cl(g) = AlCl3(s) =>
Al(s) + 3 Cl(g) = AlCl3(s)
KBH4 + H2O = KBO2 + H2 =>
KBH4 + 2 H2O = KBO2 + 4 H2
C7H6O3 + CH3OH = C6H4(OH)(CO2CH3) + H2O =>
C7H6O3 + CH3OH = C6H4(OH)(CO2CH3) + H2O
NH3(aq) + H2SO4 = (NH4)2SO4 =>
2 NH3(aq) + H2SO4 = (NH4)2SO4
SO2(g) + O2(g) + H2O(l) = H2SO4(l) =>
2 SO2(g) + O2(g) + 2 H2O(l) = 2 H2SO4(l)
K2C2O4 = K2CO3 + CO =>
K2C2O4 = K2CO3 + CO
(NH4)3PO4 + HCl = H3PO4 + NH4Cl =>
(NH4)3PO4 + 3 HCl = H3PO4 + 3 NH4Cl
Zn + NiO2 + H2O = Zn(OH)2 + Ni =>
2 Zn + NiO2 + 2 H2O = 2 Zn(OH)2 + Ni
HCN + O2 = N2 + CO2 + H2O =>
4 HCN + 5 O2 = 2 N2 + 4 CO2 + 2 H2O
MnCl2(aq) + H2O2(aq) + NaOH(aq) = MnO2(s) + H2O(l) + NaCl(aq) =>
MnCl2(aq) + H2O2(aq) + 2 NaOH(aq) = MnO2(s) + 2 H2O(l) + 2 NaCl(aq)
CuCO4 + Na2CO3 = CuCO3 + Na2CO4 =>
CuCO4 + Na2CO3 = CuCO3 + Na2CO4
H2AsO4 + H = AsH + H2O =>
H2AsO4 + 7 H = AsH + 4 H2O
Cr2O7{2-} + H + H{+} = Cr{3+} + H2O =>
Cr2O7{2-} + 6 H + 8 H{+} = 2 Cr{3+} + 7 H2O
HCN + MgO = Mg(CN)2 + H2O =>
2 HCN + MgO = Mg(CN)2 + H2O
Al(NO{3+}){+3} + NaOH = Al(OH){3+} + NaNO{3+} =>
Al(NO{3+}){+3} + NaOH = Al(OH){3+} + NaNO{3+}
KCl + Na{2}SO{4} = NaCl + K{2}SO{4} =>
KCl + Na{2}SO{4} = NaCl + K{2}SO{4}
CaOH + H(PO4)3 = Ca(PO4)3 + H2O =>
CaOH + H(PO4)3 = Ca(PO4)3 + H2O
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