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Na2S + SiO2 = Na2SSiO2
HBr + K2CO3 = CO2 + KBr + H2O =>
2 HBr + K2CO3 = CO2 + 2 KBr + H2O
(NH2)2CO + CH3COOH = CH3CONH2 + CO2 + NH3 =>
(NH2)2CO + CH3COOH = CH3CONH2 + CO2 + NH3
HCOOH + HOC3H7 = C2H5COOH + H2O =>
3 HCOOH + 2 HOC3H7 = 3 C2H5COOH + 2 H2O
KC2 + H2O = K(OH)2 + C2H2 =>
KC2 + 2 H2O = K(OH)2 + C2H2
C3H8 + O = CO + H2O =>
C3H8 + 7 O = 3 CO + 4 H2O
FeCl3(g) + O2(g) = Fe2O3(s) + ClO(g) =>
4 FeCl3(g) + 9 O2(g) = 2 Fe2O3(s) + 12 ClO(g)
Mg(OH)2 + H4P2O7 = Mg(H3P2O7)2 + H2O =>
Mg(OH)2 + 2 H4P2O7 = Mg(H3P2O7)2 + 2 H2O
Fe2O3(s) + Ca(s) = CaO(s) + Fe(s) =>
Fe2O3(s) + 3 Ca(s) = 3 CaO(s) + 2 Fe(s)
FeCl2 + HCl + K2Cr2O7 = CrCl3 + FeCl3 + KCl + H2O =>
6 FeCl2 + 14 HCl + K2Cr2O7 = 2 CrCl3 + 6 FeCl3 + 2 KCl + 7 H2O
Me + N2 = Me3N2 =>
3 Me + N2 = Me3N2
PbSO3 = PbSO4 + PbS =>
4 PbSO3 = 3 PbSO4 + PbS
BaNO2 + HCl = HNO2 + BaCl =>
BaNO2 + HCl = HNO2 + BaCl
CaCO3 + MgCO3 = CO2 + MgO3 + Ca =>
2 CaCO3 + MgCO3 = 3 CO2 + MgO3 + 2 Ca
Na2S4O6 + KMnO3 + HNO3 = Na2SO4 + H2SO4 + Mn(NO3)2 + KNO3 + H2O =>
3 Na2S4O6 + 14 KMnO3 + 42 HNO3 = 3 Na2SO4 + 9 H2SO4 + 14 Mn(NO3)2 + 14 KNO3 + 12 H2O
Al + NO3{-} + OH{-} + H2O = Al(OH)6{-3} + NH3 =>
8 Al + 3 NO3{-} + 21 OH{-} + 18 H2O = 8 Al(OH)6{-3} + 3 NH3
H2SO4(aq) + NaHCO3(aq) = Na2SO4(aq) + H2O(l) + CO2(aq) =>
H2SO4(aq) + 2 NaHCO3(aq) = Na2SO4(aq) + 2 H2O(l) + 2 CO2(aq)
TiI4 + NO2 = Ti(NO2)4 + I2 =>
TiI4 + 4 NO2 = Ti(NO2)4 + 2 I2
Fe3O4 + NH3 = Fe + N2 + H2O =>
3 Fe3O4 + 8 NH3 = 9 Fe + 4 N2 + 12 H2O
C7H6O2 + NaOH = C7H5O2 + Na + H2O =>
C7H6O2 + NaOH = C7H5O2 + Na + H2O
CuS + HNO3 = CuSO4 + NO + H2O =>
3 CuS + 8 HNO3 = 3 CuSO4 + 8 NO + 4 H2O
SO4 + H2O = H2SO4 + O2 =>
2 SO4 + 2 H2O = 2 H2SO4 + O2
NaOH + HCIO4 = NaCIO4 + HOH =>
NaOH + HCIO4 = NaCIO4 + HOH
Fe + (OH)3 + H2SO4 = Fe2(SO4)3 + H2O =>
2 Fe + 2(OH)3 + 3 H2SO4 = Fe2(SO4)3 + 6 H2O
Pt + Br2 = PtBr2 =>
Pt + Br2 = PtBr2
OH{-} + BrO{-} + Cu{2+} = BrO3{-} + Cu{+} + H2O =>
4 OH{-} + BrO{-} + 4 Cu{2+} = BrO3{-} + 4 Cu{+} + 2 H2O
Zn + Ag3N = ZnN + Ag =>
Zn + Ag3N = ZnN + 3 Ag
CaCO3 + Na2Co3 = CaCo3 + Na2CO3 =>
CaCO3 + Na2Co3 = CaCo3 + Na2CO3
LiMn2O4 + H2SO4 = Li2SO4 + MnSO4 + O2 + H2O =>
4 LiMn2O4 + 10 H2SO4 = 2 Li2SO4 + 8 MnSO4 + 3 O2 + 10 H2O
CH3CH2COCl + H2O = CH3CH2COOH + HCl =>
CH3CH2COCl + H2O = CH3CH2COOH + HCl
N22 + O2 = NO =>
N22 + 11 O2 = 22 NO
W + HNO3 + HF = H2[WF8] + NO2 + H2O =>
W + 6 HNO3 + 8 HF = H2[WF8] + 6 NO2 + 6 H2O
FeSO4 + Cl2 = Fe2Cl3 + Fe2(SO4)3 =>
12 FeSO4 + 3 Cl2 = 2 Fe2Cl3 + 4 Fe2(SO4)3
Pb(CH3COO)2 + NaBr = Pb(Br)2 + Na(CH3COO) =>
Pb(CH3COO)2 + 2 NaBr = Pb(Br)2 + 2 Na(CH3COO)
Ba3(PO4)2 = Ba{2+} + PO4{3-} =>
Ba3(PO4)2 = 3 Ba{2+} + 2 PO4{3-}
Ca3N2 + O2 = CaO + N2 =>
2 Ca3N2 + 3 O2 = 6 CaO + 2 N2
Hg + CO3 = Hg(CO3) =>
Hg + CO3 = Hg(CO3)
Pb + KOH = PbO + K + H2O =>
Pb + 2 KOH = PbO + 2 K + H2O
C2H6O + H2O = H3O + C2H5O =>
C2H6O + H2O = H3O + C2H5O
H + Te = H2Te =>
2 H + Te = H2Te
I2 + H2O = IO3{-} + H{+} + e =>
I2 + 6 H2O = 2 IO3{-} + 12 H{+} + 10e
C2H5OH + C7H6O3 = C8H8O3 + H2O =>
C2H5OH + 2 C7H6O3 = 2 C8H8O3 + H2O
C12H22O11 + NaCl = C6H6 + H2O + NaClO2 =>
C12H22O11 + 3 NaCl = 2 C6H6 + 5 H2O + 3 NaClO2
Al(SO4)3 + NH4OH = NH4SO4 + Al(OH)3 =>
Al(SO4)3 + 3 NH4OH = 3 NH4SO4 + Al(OH)3
Pb + Fe2(SO4)3 = Pb(SO4)2 + Fe =>
3 Pb + 2 Fe2(SO4)3 = 3 Pb(SO4)2 + 4 Fe
C12H24 + O2 = CO2 + (H)20 =>
5 C12H24 + 60 O2 = 60 CO2 + 6(H)20
Cu(NO3)2 + NaOH = CuOH + Na(NO3)2 =>
Cu(NO3)2 + NaOH = CuOH + Na(NO3)2
Na + MgCl2 = NaMgCl2 =>
Na + MgCl2 = NaMgCl2
Ni(s) + HI(aq) = NiI + H2 =>
2 Ni(s) + 2 HI(aq) = 2 NiI + H2
VO2{+} + SO2 = V{3+} + SO4{2-} =>
VO2{+} + SO2 = V{3+} + SO4{2-}
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