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6 H2BO3 + C2H6O = 9 H2O + 2 CO2 + 6 BO
Mn3O4(s) + Al(s) = Mn(s) + Al2O3(s) =>
3 Mn3O4(s) + 8 Al(s) = 9 Mn(s) + 4 Al2O3(s)
MgF2 + H2O = Mg(OH)2 + HF =>
MgF2 + 2 H2O = Mg(OH)2 + 2 HF
N2O5 = NO2 + O2 =>
2 N2O5 = 4 NO2 + O2
Al + CaO = Ca + Al2O3 =>
2 Al + 3 CaO = 3 Ca + Al2O3
SO3 + O3 = SO4 =>
3 SO3 + O3 = 3 SO4
N2O5 = NO2 + O =>
N2O5 = 2 NO2 + O
NaOH + H2CO3 = Na2CO3 + H2O =>
2 NaOH + H2CO3 = Na2CO3 + 2 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Na2S + Cd(NO3)2 = Na2(NO3)2 + SCd =>
Na2S + Cd(NO3)2 = Na2(NO3)2 + SCd
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
SO2 = SO3 + S8 =>
24 SO2 = 16 SO3 + S8
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
SF4 + H2O = SO2 + HF =>
SF4 + 2 H2O = SO2 + 4 HF
P2O5 + H2O + NH3 = (NH4)2HPO4 =>
P2O5 + 3 H2O + 4 NH3 = 2(NH4)2HPO4
ZnS + Fe{3+} + H2O = Zn{2+} + Fe{2+} + SO4{2-} + H{+} =>
ZnS + 8 Fe{3+} + 4 H2O = Zn{2+} + 8 Fe{2+} + SO4{2-} + 8 H{+}
Mg3N2(s) + H20(g) = Mg(s) + NH3(g) =>
10 Mg3N2(s) + 3 H20(g) = 30 Mg(s) + 20 NH3(g)
C9H8O4 + NaOH = C9H7O4Na + H2O =>
C9H8O4 + NaOH = C9H7O4Na + H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
H2O2 + Na2S2O3 = NaSO4 + H2O =>
5 H2O2 + Na2S2O3 = 2 NaSO4 + 5 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
MgSO4 + NH4OH = Mg(OH)2 + (NH4)2SO4 =>
MgSO4 + 2 NH4OH = Mg(OH)2 + (NH4)2SO4
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
AlBr3 + Pb(OH)2 = Al(OH)3 + PbBr2 =>
2 AlBr3 + 3 Pb(OH)2 = 2 Al(OH)3 + 3 PbBr2
BaCl2 + Na2CO3 = BaCO3 + NaCl =>
BaCl2 + Na2CO3 = BaCO3 + 2 NaCl
Al2(SO4)3*18H2O + Na2CO3 = Al(OH)3 + Na2SO4 + CO2 + H2O =>
Al2(SO4)3*18H2O + 3 Na2CO3 = 2 Al(OH)3 + 3 Na2SO4 + 3 CO2 + 15 H2O
CaCl2 + HMnO4 = HCl + Ca(MnO4)2 =>
CaCl2 + 2 HMnO4 = 2 HCl + Ca(MnO4)2
KI + Pb(NO3)2 = PbI2 + KNO3 =>
2 KI + Pb(NO3)2 = PbI2 + 2 KNO3
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
NaBr + Ag2SO4 = Na2SO4 + AgBr =>
2 NaBr + Ag2SO4 = Na2SO4 + 2 AgBr
C + H2O = CO + H2 =>
C + H2O = CO + H2
Cr + (OH)3 = Cr(OH)3 =>
Cr + (OH)3 = Cr(OH)3
ZnSO4 + Ba = BaSO4 + Zn =>
ZnSO4 + Ba = BaSO4 + Zn
K2S + H2SO3 = K2SO3 + H2S =>
K2S + H2SO3 = K2SO3 + H2S
K2CO + Ca(OH)2 = KOH + CaCO =>
K2CO + Ca(OH)2 = 2 KOH + CaCO
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
PbS + O2 = Pb3O2 + SO2 =>
3 PbS + 4 O2 = Pb3O2 + 3 SO2
MgBr2 + AgNO3 = Mg(NO3)2 + AgBr =>
MgBr2 + 2 AgNO3 = Mg(NO3)2 + 2 AgBr
C5H12 + O2 = H2O + CO2 =>
C5H12 + 8 O2 = 6 H2O + 5 CO2
NH2CH2COOH + LiOH = NH2CH2COOLi + H2O =>
NH2CH2COOH + LiOH = NH2CH2COOLi + H2O
Zn + CuCl2 = ZnCuCl2 =>
Zn + CuCl2 = ZnCuCl2
KI + AgNO3 = AgI + KNO3 =>
KI + AgNO3 = AgI + KNO3
CH3Cl + NaOH = CH3OH + NaCl =>
CH3Cl + NaOH = CH3OH + NaCl
Mg{+2} + Zn{-} = MgZn2 =>
Mg{+2} + 2 Zn{-} = MgZn2
CaO + HNO2 = CaHNO3 =>
CaO + HNO2 = CaHNO3
C3H4N2 + H2O = OH + HC3H4N2 =>
C3H4N2 + H2O = OH + HC3H4N2
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
P + F2 = PF5 =>
2 P + 5 F2 = 2 PF5
Na2CO3 + HCI = CO2 + H2O + NaCI =>
Na2CO3 + 2 HCI = CO2 + H2O + 2 NaCI
NaI + Pb(SO4)2 = Na2SO4 + PbI4 =>
4 NaI + Pb(SO4)2 = 2 Na2SO4 + PbI4
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