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2 HCOOH + H2 = H2C2O2 + 2 H2O
Fe2O3 + Al = Fe3Al3 + O =>
3 Fe2O3 + 6 Al = 2 Fe3Al3 + 9 O
C + O2 = CO2 =>
C + O2 = CO2
AlCO3 + HNO3 = AlNO3 + HCO3 =>
AlCO3 + HNO3 = AlNO3 + HCO3
CaCo3 + O2 = CaO + Co2 =>
2 CaCo3 + O2 = 2 CaO + 3 Co2
K2CrO4 + H2SO4 + K2S = Cr2(SO4)3 + K2SO4 + H2O =>
8 K2CrO4 + 20 H2SO4 + 3 K2S = 4 Cr2(SO4)3 + 11 K2SO4 + 20 H2O
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
Na2SO4 + Br2 = Na + BrSO4 =>
2 Na2SO4 + Br2 = 4 Na + 2 BrSO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
Br2F3 = Br2 + F =>
Br2F3 = Br2 + 3 F
CH3COOH + O2(g) = CO2(g) + H2O =>
CH3COOH + 2 O2(g) = 2 CO2(g) + 2 H2O
Be(OH)2 + KOH = K2BeO2 + H2O =>
Be(OH)2 + 2 KOH = K2BeO2 + 2 H2O
FeC10H10 + C4H6O3 = Fe(C12H12O) + CH3COOH =>
FeC10H10 + C4H6O3 = Fe(C12H12O) + CH3COOH
CH3CCH + HCN = CH3CCNCH2 =>
CH3CCH + HCN = CH3CCNCH2
CH3COOH + C2H5OH = CH3COOC2H5 + H2O =>
CH3COOH + C2H5OH = CH3COOC2H5 + H2O
SbOCl + H2S = Sb2S3 + HCl + H2O =>
2 SbOCl + 3 H2S = Sb2S3 + 2 HCl + 2 H2O
AlH + H2O = Al(OH) + H2 =>
AlH + H2O = Al(OH) + H2
Ba0 + H2O = Ba(OH)2 + H2 =>
Ba0 + 2 H2O = Ba(OH)2 + H2
H2SO3 + Mg3(PO4)2 = H3PO4 + MgSO3 =>
3 H2SO3 + Mg3(PO4)2 = 2 H3PO4 + 3 MgSO3
KBr + KBrO23 + H2SO4 = Br2 + K2SO4 + H2O =>
45 KBr + KBrO23 + 23 H2SO4 = 23 Br2 + 23 K2SO4 + 23 H2O
SbCl3 + NaOH = Sb(OH)3 + NaCl =>
SbCl3 + 3 NaOH = Sb(OH)3 + 3 NaCl
Na2WO4 + Na2S + H2O = NaOH + Na2WS4 =>
Na2WO4 + 4 Na2S + 4 H2O = 8 NaOH + Na2WS4
Ca(OH)2 + KF = CaF + K(OH)2 =>
Ca(OH)2 + KF = CaF + K(OH)2
Cl6Se + O2 = O2Se + Cl2 =>
Cl6Se + O2 = O2Se + 3 Cl2
FrHCO3 = Fr2CO3 + CO2 + H2O =>
2 FrHCO3 = Fr2CO3 + CO2 + H2O
FeSO3 + H2SO4 = H2S2O7 + Fe =>
FeSO3 + H2SO4 = H2S2O7 + Fe
Na2WO4 + Na2S + H2O = NaOH + Na2WS4 =>
Na2WO4 + 4 Na2S + 4 H2O = 8 NaOH + Na2WS4
CuCO3(s) + HBr(aq) = CO2(g) + H2O + CuBr2(aq) =>
CuCO3(s) + 2 HBr(aq) = CO2(g) + H2O + CuBr2(aq)
C6H5OOH + O2 = CO2 + H2O =>
2 C6H5OOH + 13 O2 = 12 CO2 + 6 H2O
Na + O2 = Na2O2 =>
2 Na + O2 = Na2O2
CH2OCu(OH)2 = HCOOHCuH2O =>
CH2OCu(OH)2 = HCOOHCuH2O
PbCl2 + Na2CO3 = PbCO3 + NaCl =>
PbCl2 + Na2CO3 = PbCO3 + 2 NaCl
HCl10 + Zn = ZnCl2 + H2 =>
2 HCl10 + 10 Zn = 10 ZnCl2 + H2
I2 = I =>
I2 = 2 I
NaOH + SO3 = NaSO3 + OH =>
NaOH + SO3 = NaSO3 + OH
CuI2 + Na2S2O3 = Cu2S4O6 + NaI =>
2 CuI2 + 2 Na2S2O3 = Cu2S4O6 + 4 NaI
Cu(OH)2 + NaOH = Na2[Cu(OH)4] =>
Cu(OH)2 + 2 NaOH = Na2[Cu(OH)4]
Al + KOH + H2SO4 + H2O = KAl(SO4)*12H2O + H =>
Al + KOH + H2SO4 + 11 H2O = KAl(SO4)*12H2O + H
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
La(NO3)3 + Ni(NO3)2 + Mg(NO3)2 + C2H5NO2 = La400Ni291Mg9O1000 + H2O + N2 + CO2 =>
3600 La(NO3)3 + 2619 Ni(NO3)2 + 81 Mg(NO3)2 + 8800 C2H5NO2 = 9 La400Ni291Mg9O1000 + 22000 H2O + 12500 N2 + 17600 CO2
Al(OH)3 + H2AO4 = Al2(AO4)3 + H2O =>
2 Al(OH)3 + 3 H2AO4 = Al2(AO4)3 + 6 H2O
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
As2S3 + HNO3 + H2O = H2S04 + H3AsO4 + NO =>
12 As2S3 + 34 HNO3 + 28 H2O = 9 H2S04 + 24 H3AsO4 + 34 NO
H2SO4 + As4O6 = As2(SO4)3 + H2O =>
6 H2SO4 + As4O6 = 2 As2(SO4)3 + 6 H2O
ZnBr2 + Na2CO3 = ZnCO3 + NaBr =>
ZnBr2 + Na2CO3 = ZnCO3 + 2 NaBr
Li2S + Sr = SrS + Li =>
Li2S + Sr = SrS + 2 Li
SrOH{+} + OH{-} = SrO + H2O =>
SrOH{+} + OH{-} = SrO + H2O
C2H5OH(l) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(l) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
C4H6BaO4 + Na2SO4 = BaSO4 + C2H3NaO2 =>
C4H6BaO4 + Na2SO4 = BaSO4 + 2 C2H3NaO2
Fe(OH)2 + CrO4{2-} + H{+} + H2O = Fe(OH)3 + Cr(OH)4{-} =>
3 Fe(OH)2 + CrO4{2-} + H{+} + 3 H2O = 3 Fe(OH)3 + Cr(OH)4{-}
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