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Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
Pb + HNO3 = Pb(NO3) + H2 =>
2 Pb + 2 HNO3 = 2 Pb(NO3) + H2
C8H18S + O2 = CO2 + H2O + SO3 =>
C8H18S + 14 O2 = 8 CO2 + 9 H2O + SO3
C6H5OH + Na2Cr2O7 + H2SO4 = C6H4O2 + Na2SO4 + H2O + Cr2(SO4)3 =>
3 C6H5OH + 2 Na2Cr2O7 + 8 H2SO4 = 3 C6H4O2 + 2 Na2SO4 + 11 H2O + 2 Cr2(SO4)3
BaBr2 + Mg(NO3)2 = Ba(NO3)2 + MgBr2 =>
BaBr2 + Mg(NO3)2 = Ba(NO3)2 + MgBr2
(CH3)2CHCH2CH3OH + CH3COOH = C7H14O2 + H2O =>
20(CH3)2CHCH2CH3OH + 27 CH3COOH = 22 C7H14O2 + 30 H2O
Na(s) + P4(s) = Na3P(s) =>
12 Na(s) + P4(s) = 4 Na3P(s)
Al + NH4N(NO2)2 = Al2O3 + N2 + H2O =>
4 Al + 3 NH4N(NO2)2 = 2 Al2O3 + 6 N2 + 6 H2O
NaNO3 = NaNO2 + O2 =>
2 NaNO3 = 2 NaNO2 + O2
KMnO4 + I2 + KOH = K2MnO4 + KIO3 + H2O =>
10 KMnO4 + I2 + 12 KOH = 10 K2MnO4 + 2 KIO3 + 6 H2O
K2SO4(aq) + BaCl2(aq) = KCl(aq) + BaSO4(g) =>
K2SO4(aq) + BaCl2(aq) = 2 KCl(aq) + BaSO4(g)
FeCl3 + H2S = FeCl2 + HCl + S2 =>
4 FeCl3 + 2 H2S = 4 FeCl2 + 4 HCl + S2
Al + H2SO4 = H2 + Al2[SO4]3 =>
2 Al + 3 H2SO4 = 3 H2 + Al2[SO4]3
KMnO4 + K2S + H2O = S + MnO2 + KOH =>
2 KMnO4 + 3 K2S + 4 H2O = 3 S + 2 MnO2 + 8 KOH
Cu + H2SO4 = CuO + H2O + SO2 =>
Cu + H2SO4 = CuO + H2O + SO2
CaCO3 + H2CO3 = Ca(HCO3)2 =>
CaCO3 + H2CO3 = Ca(HCO3)2
C6H10 + O2 = CO2 + H2OC =>
2 C6H10 + 7 O2 = 2 CO2 + 10 H2OC
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
ZnSO4 + KOH = (ZnOH)2SO4 + K2SO4 =>
2 ZnSO4 + 2 KOH = (ZnOH)2SO4 + K2SO4
ZnO + HCe = ZnCe2 + H2O =>
ZnO + 2 HCe = ZnCe2 + H2O
Li2CO3 + CoCl3 = Co2(CO3)3 + LiCl =>
3 Li2CO3 + 2 CoCl3 = Co2(CO3)3 + 6 LiCl
Mg + H3PO4 = Mg2PO4 + H =>
2 Mg + H3PO4 = Mg2PO4 + 3 H
HClO4 + NH3 = H4 + N(ClO4)3 =>
6 HClO4 + 2 NH3 = 3 H4 + 2 N(ClO4)3
K2Cr2O7 + H2SO4 + FeSO4*7H2O = Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 7 H2SO4 + 6 FeSO4*7H2O = 3 Fe2(SO4)3 + Cr2(SO4)3 + K2SO4 + 49 H2O
(NH4)2S(aq) + CuCl2(aq) = CuS + NH4Cl =>
(NH4)2S(aq) + CuCl2(aq) = CuS + 2 NH4Cl
Ca + H2O2 = CaO + H2O =>
Ca + H2O2 = CaO + H2O
HOCH2CH2OH + CuO = OHCCHO + Cu + H2O =>
HOCH2CH2OH + 2 CuO = OHCCHO + 2 Cu + 2 H2O
Cl + BaF2 = BaCl2 + F2 =>
2 Cl + BaF2 = BaCl2 + F2
Pb(ClO3)2 + HF = PbF2 + H(ClO3) =>
Pb(ClO3)2 + 2 HF = PbF2 + 2 H(ClO3)
Te + I2 = TeI2 =>
Te + I2 = TeI2
KNO3 + HCl = KNO2 + Cl2 + H2O =>
KNO3 + 2 HCl = KNO2 + Cl2 + H2O
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
Sn(NO3)4 + K2(SO3) = Sn2(SO3)4 + K(NO3) =>
2 Sn(NO3)4 + 4 K2(SO3) = Sn2(SO3)4 + 8 K(NO3)
HNO3 + I = NO + HO + HIO3 =>
2 HNO3 + I = 2 NO + HO + HIO3
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
Fe(HCO3)3 + HNO3 = Fe(NO3)3 + H2O + CO2 =>
Fe(HCO3)3 + 3 HNO3 = Fe(NO3)3 + 3 H2O + 3 CO2
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
Ca(NO3)2(aq) + NaBr(aq) = CaBr2(aq) + Na(NO3)(aq) =>
Ca(NO3)2(aq) + 2 NaBr(aq) = CaBr2(aq) + 2 Na(NO3)(aq)
Ag2SO4 + CaF2 = AgF + CaSO4 =>
Ag2SO4 + CaF2 = 2 AgF + CaSO4
H2CO3 + NaOH = NaCO3 + H3O =>
H2CO3 + NaOH = NaCO3 + H3O
NH2OH(g) = NH3(g) + N2(g) + H2O(g) =>
3 NH2OH(g) = NH3(g) + N2(g) + 3 H2O(g)
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
CaCO3 + H2O = Ca + OH + CO2 =>
CaCO3 + H2O = Ca + 2 OH + CO2
Cr + HOH = Cr(OH)2 + H2 =>
Cr + 2 HOH = Cr(OH)2 + H2
C6H12O3 + MgSO4 = C4H6O2 + C2H4 + MgSO47H2O =>
46 C6H12O3 + 3 MgSO4 = 3 C4H6O2 + 132 C2H4 + 3 MgSO47H2O
CaCl2 + Na3Po4 = Ca3(Po4)2 + NaCl =>
3 CaCl2 + 2 Na3Po4 = Ca3(Po4)2 + 6 NaCl
K2CO3 + H2SiO3 = H2CO3 + K2SiO3 =>
K2CO3 + H2SiO3 = H2CO3 + K2SiO3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
K2CrO4 + Hg2(NO3)2 = Hg2CrO4 + KNO3 =>
K2CrO4 + Hg2(NO3)2 = Hg2CrO4 + 2 KNO3
C6H12O6 + CON2H4 = C5H9NO4 + H2O =>
3 C6H12O6 + 2 CON2H4 = 4 C5H9NO4 + 4 H2O
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