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Na2CO3(aq) + CaS(aq) = Na2S(aq) + CaCO3(s)
NO2 + H2O = HNO3 + HNO2 =>
2 NO2 + H2O = HNO3 + HNO2
HCl + Fe2O3 = FeCl3 + H2O =>
6 HCl + Fe2O3 = 2 FeCl3 + 3 H2O
KMnO4 + HCl + H2O = MnCl2 + KCl + H2O2 =>
2 KMnO4 + 6 HCl + 2 H2O = 2 MnCl2 + 2 KCl + 5 H2O2
CoOC = COCo =>
CoOC = COCo
P(s) + HF(g) = PF5(g) + H2(g) =>
2 P(s) + 10 HF(g) = 2 PF5(g) + 5 H2(g)
Co(OH)Cl + NH4OH = [Co(NH3)6](OH)2 + NH4Cl + H2O =>
Co(OH)Cl + 7 NH4OH = [Co(NH3)6](OH)2 + NH4Cl + 6 H2O
HOCH2COOH + NaOH = HOCH2COONa + H2O =>
HOCH2COOH + NaOH = HOCH2COONa + H2O
SO2Ba(OH)2 = H2OBaSO3 =>
SO2Ba(OH)2 = H2OBaSO3
Bi(OH)2{+} + Cl{-} = BiOCl + H2O =>
Bi(OH)2{+} + Cl{-} = BiOCl + H2O
K2ZnO2 + H2O = Zn(OH)2 + KOH =>
K2ZnO2 + 2 H2O = Zn(OH)2 + 2 KOH
CH3NH2 + H2SO4 = CH3NH2SO3 + H2O =>
CH3NH2 + H2SO4 = CH3NH2SO3 + H2O
KCO3 + H2SO4 = KSO4 + CO2 + H2O =>
KCO3 + H2SO4 = KSO4 + CO2 + H2O
KO2H + H2S6O4 = K2S6O4 + H2O2 =>
2 KO2H + H2S6O4 = K2S6O4 + 2 H2O2
C5H10O2 + O2 = CO2 + H2O =>
2 C5H10O2 + 13 O2 = 10 CO2 + 10 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CaOH = Ca2OH2O =>
2 CaOH = Ca2OH2O
Mg(s) + HCl(aq) = H2(g) + MgCl2(aq) =>
Mg(s) + 2 HCl(aq) = H2(g) + MgCl2(aq)
ZnO + H2O = Zn(OH)2 =>
ZnO + H2O = Zn(OH)2
Ca(HSO3)2 = CaO + SO2 + H2O =>
Ca(HSO3)2 = CaO + 2 SO2 + H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Ca(OH)2 = Ca2 + O2 + H2 =>
2 Ca(OH)2 = Ca2 + 2 O2 + 2 H2
HCl + BaSO3 = BaCl2 + SO2 + H2O =>
2 HCl + BaSO3 = BaCl2 + SO2 + H2O
In + NaOH + H2O = Na3[In(OH)6] + H2 =>
2 In + 6 NaOH + 6 H2O = 2 Na3[In(OH)6] + 3 H2
AgNO3 + SCl2 = AgCl2 + SNO3 =>
AgNO3 + SCl2 = AgCl2 + SNO3
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
chromium + oxygen = Cr2O3 =>
4 Cr + 3 O2 = 2 Cr2O3
Mg(NO3)2 + EDTA = MgEDTA + NO3 =>
Mg(NO3)2 + EDTA = MgEDTA + 2 NO3
C4H9OH + CH3CO2H = CH3COO(CH2)3CH3 + H2O =>
C4H9OH + CH3CO2H = CH3COO(CH2)3CH3 + H2O
Cl2(g) + NaBr = NaCl + Br =>
Cl2(g) + 2 NaBr = 2 NaCl + 2 Br
La2(C2O4)3 + KMnO4 = La(MnO4)3 + K2C2O4 =>
La2(C2O4)3 + 6 KMnO4 = 2 La(MnO4)3 + 3 K2C2O4
Ba(NO3)2 + Mg + H2O = Ba(OH)2 + Mg(OH)2 + NH3 =>
Ba(NO3)2 + 8 Mg + 12 H2O = Ba(OH)2 + 8 Mg(OH)2 + 2 NH3
Ca + H2SO4 = H2 + Ca(SO4) =>
Ca + H2SO4 = H2 + Ca(SO4)
Cl2 + Br2 + NaOH = NaCl + NaBrO4 + H2O =>
7 Cl2 + Br2 + 16 NaOH = 14 NaCl + 2 NaBrO4 + 8 H2O
C14H30 + O3 = CO2 + H2O =>
3 C14H30 + 43 O3 = 42 CO2 + 45 H2O
Na2S2O5 + H2CrO4 = Na2CrO4 + H2S2O5 =>
Na2S2O5 + H2CrO4 = Na2CrO4 + H2S2O5
CH3(OH) + O2 = CO2 + H2O =>
2 CH3(OH) + 3 O2 = 2 CO2 + 4 H2O
As2O5 + KOH = As(OH)5 + K2O =>
As2O5 + 10 KOH = 2 As(OH)5 + 5 K2O
ClKO3 = ClK + O =>
ClKO3 = ClK + 3 O
Fe(OH)2 + HBr = FeBr2 + H2O =>
Fe(OH)2 + 2 HBr = FeBr2 + 2 H2O
AlCl3 + K2Cr2O7 + H2SO4 = Al2(SO4)3 + Cl2 + Cr2(SO4)3 + H2O + K2SO4 =>
2 AlCl3 + K2Cr2O7 + 7 H2SO4 = Al2(SO4)3 + 3 Cl2 + Cr2(SO4)3 + 7 H2O + K2SO4
KBiO3 + KI + H2SO4 = H2O + I2 + K2SO4 + Bi2(SO4)3 =>
2 KBiO3 + 4 KI + 6 H2SO4 = 6 H2O + 2 I2 + 3 K2SO4 + Bi2(SO4)3
SrO + H2O = SrH2 + O2 =>
SrO + H2O = SrH2 + O2
Na + Cl + H2SO4 = Na2SO4 + HCl =>
2 Na + 2 Cl + H2SO4 = Na2SO4 + 2 HCl
HNO3 + K2CO3 = K2NO3 + HCO3 =>
HNO3 + K2CO3 = K2NO3 + HCO3
Cr(s) + HCl(aq) = CrCl2(aq) + H2(g) =>
Cr(s) + 2 HCl(aq) = CrCl2(aq) + H2(g)
BiCl3 + H2O = Bi(OH)2Cl + HCl =>
BiCl3 + 2 H2O = Bi(OH)2Cl + 2 HCl
SO2 + OH = HOSO2 =>
SO2 + OH = HOSO2
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