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4 H2C2HBr + 11 O2 = 8 CO2 + 6 H2O + 2 Br2
Pb2 + NaS = PbNaS =>
Pb2 + 2 NaS = 2 PbNaS
H2O2 + C10H14O4 = CO2 + H2O =>
23 H2O2 + C10H14O4 = 10 CO2 + 30 H2O
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
CrI2 + Cl2 + KOH = K2Cr2O7 + KIO4 + KCl + H2O =>
2 CrI2 + 20 Cl2 + 46 KOH = K2Cr2O7 + 4 KIO4 + 40 KCl + 23 H2O
C6H6O + I2 = C6H6OI =>
2 C6H6O + I2 = 2 C6H6OI
H2N2O2 + Ra(OH)2 = RaN2O2 + H2O =>
H2N2O2 + Ra(OH)2 = RaN2O2 + 2 H2O
CH3CHO + Cu(OH)2 = CH3COOH + Cu2O + H2O =>
CH3CHO + 2 Cu(OH)2 = CH3COOH + Cu2O + 2 H2O
NO3{-} + H2S(g) + H3O{+} = SO4{2-} + NO2(g) + H2O =>
8 NO3{-} + H2S(g) + 6 H3O{+} = SO4{2-} + 8 NO2(g) + 10 H2O
HNO3 = NO2 + H2O + O2 =>
4 HNO3 = 4 NO2 + 2 H2O + O2
HOOCCH(OH)CH(OH)COOH + CH3OH = CH3OOCCH(OH)CH(OH)COOCH3 + H2O =>
HOOCCH(OH)CH(OH)COOH + 2 CH3OH = CH3OOCCH(OH)CH(OH)COOCH3 + 2 H2O
HSO4 + KHCO3 = KSO4 + CO2 + H2O =>
HSO4 + KHCO3 = KSO4 + CO2 + H2O
Al(OH)3 + H2CO3 = Al2(CO3)3 + H2O =>
2 Al(OH)3 + 3 H2CO3 = Al2(CO3)3 + 6 H2O
NaHCo3 + NaOH = Na2Co3 + H2O =>
NaHCo3 + NaOH = Na2Co3 + H2O
C8H18O + O2 = CO2 + H2O =>
C8H18O + 12 O2 = 8 CO2 + 9 H2O
Ag + Br = AgBr =>
Ag + Br = AgBr
Ca(OH)2 + HCl = H2O + CaCl2 =>
Ca(OH)2 + 2 HCl = 2 H2O + CaCl2
Ca + NO = NOCa =>
Ca + NO = NOCa
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HClO3(aq) + Mn = Mn(ClO3)2 + H2 =>
2 HClO3(aq) + Mn = Mn(ClO3)2 + H2
Ag2CO3 + NH4 = AgNH4 + CO3 =>
Ag2CO3 + 2 NH4 = 2 AgNH4 + CO3
Cl2 + HF = FCl + HCl =>
Cl2 + HF = FCl + HCl
Magnesiumchloride + sodiumcarbonate = magnesiumcarbonate + sodiumchloride =>
MgCl2 + Na2CO3 = MgCO3 + 2 NaCl
CH3COOH + Na2CO3 = H2O + CO2 + Na2CH3COO =>
9 CH3COOH + 8 Na2CO3 = 6 H2O + 10 CO2 + 8 Na2CH3COO
E2O3 + OH + H2O = E(OH)4 =>
E2O3 + 2 OH + 3 H2O = 2 E(OH)4
F2 + AuI3 = AuF3 + I2 =>
3 F2 + 2 AuI3 = 2 AuF3 + 3 I2
HCl(g) + Na2CO3(aq) = CO2(g) + H2O(l) + NaCl(aq) =>
2 HCl(g) + Na2CO3(aq) = CO2(g) + H2O(l) + 2 NaCl(aq)
SnCl3 + NaCl = SnCl4 + Na =>
SnCl3 + NaCl = SnCl4 + Na
NH4Cl + K2[HgI4] + KOH = [OHg2NH2]I + KI + KCl + H2O =>
NH4Cl + 2 K2[HgI4] + 4 KOH = [OHg2NH2]I + 7 KI + KCl + 3 H2O
HCl + Co(NO3) = HCo + NO3 + Cl =>
HCl + Co(NO3) = HCo + NO3 + Cl
Na2CO3 + Mn2O3 = NaMnO2 + CO2 =>
Na2CO3 + Mn2O3 = 2 NaMnO2 + CO2
LiF + Cl = LiCl + F =>
LiF + Cl = LiCl + F
Ag(NH3)2 + KBr = K(NH3)2 + AgBr =>
Ag(NH3)2 + KBr = K(NH3)2 + AgBr
Sr + Cl + O2 = Sr2ClO3 =>
4 Sr + 2 Cl + 3 O2 = 2 Sr2ClO3
HCOOH + CH3CH2NH2 = HCOO{-} + CH3CH2NH3{+} =>
HCOOH + CH3CH2NH2 = HCOO{-} + CH3CH2NH3{+}
Cu(NO3)2 + H2O = Cu(OH2)6 + NO2 + O2 =>
Cu(NO3)2 + 6 H2O = Cu(OH2)6 + 2 NO2 + O2
C3H6O2 = C3H4O + H2O =>
C3H6O2 = C3H4O + H2O
Cu + H2SO4 = CuSO4 + (H2) =>
Cu + H2SO4 = CuSO4 + (H2)
La + H2(OH) = H2 + La(OH) =>
La + H2(OH) = H2 + La(OH)
Bi + HNO3 = Bi(NO3)3 + NH4NO3 + H2O =>
8 Bi + 30 HNO3 = 8 Bi(NO3)3 + 3 NH4NO3 + 9 H2O
C2 + Fe2O3 = CO2 + Fe =>
3 C2 + 4 Fe2O3 = 6 CO2 + 8 Fe
FeS2 + CaCO3 + H2O + O2 = Fe2SO4 + CaSO4 + CH4 =>
4 FeS2 + 6 CaCO3 + 12 H2O + O2 = 2 Fe2SO4 + 6 CaSO4 + 6 CH4
C6H15N + O2 = HNO3 + CO2 + H2O =>
C6H15N + 11 O2 = HNO3 + 6 CO2 + 7 H2O
CoCl2 + NaPo4 = Co(Po4)2 + NaCl =>
CoCl2 + 2 NaPo4 = Co(Po4)2 + 2 NaCl
Na2S + CuSO4 = SO4S + CuNa2 =>
Na2S + CuSO4 = SO4S + CuNa2
BaBr2 + SrSO4 = SrBr2 + BaSO4 =>
BaBr2 + SrSO4 = SrBr2 + BaSO4
OH + H + Al + NO3{-} = Al(OH)4{-} + NH3 =>
OH + 6 H + Al + NO3{-} = Al(OH)4{-} + NH3
FeCl2*4H2O + C2H2O4 = FeC2O4*2H2O + H2O + HCl =>
FeCl2*4H2O + C2H2O4 = FeC2O4*2H2O + 2 H2O + 2 HCl
C3H6NH + H2O = C3H6NH2 + OH =>
C3H6NH + H2O = C3H6NH2 + OH
C2H4O2 + C7H8O = C9H10O2 + H2O =>
C2H4O2 + C7H8O = C9H10O2 + H2O
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