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CO + 2 Na = Na2O + C
S{2-} + Br2 + H2O = SO4{2-} + Br{-} + H{+} =>
S{2-} + 4 Br2 + 4 H2O = SO4{2-} + 8 Br{-} + 8 H{+}
NaOH + H3PO4 = Na3PO4 + H2O =>
3 NaOH + H3PO4 = Na3PO4 + 3 H2O
CuCO3 + NaHCO3 = Cu(HCO3)2 + Na2CO3 =>
CuCO3 + 2 NaHCO3 = Cu(HCO3)2 + Na2CO3
Na2S + H3PO4 = Na2PO4 + H3S =>
Na2S + H3PO4 = Na2PO4 + H3S
Ag4[Fe(CN)6] + NH4OH = Ag2O + (NH4)4[Fe(CN)6] + H2O =>
Ag4[Fe(CN)6] + 4 NH4OH = 2 Ag2O + (NH4)4[Fe(CN)6] + 2 H2O
Al(s) + H2O(l) = Al2O3(s) + H2(g) =>
2 Al(s) + 3 H2O(l) = Al2O3(s) + 3 H2(g)
Cr(OH)3 + KOH + Br2 = K2CrO4 + KBr + H2O =>
2 Cr(OH)3 + 10 KOH + 3 Br2 = 2 K2CrO4 + 6 KBr + 8 H2O
Zn(OH)2 + H3Po4 = Zn3(Po4)2 + H2O =>
3 Zn(OH)2 + 2 H3Po4 = Zn3(Po4)2 + 6 H2O
FeTiO3 + NaOH = NaTiO2 + NaFeO2 + H2O =>
FeTiO3 + 2 NaOH = NaTiO2 + NaFeO2 + H2O
PF3 + KOH = K3PO3 + KF + H2O =>
PF3 + 6 KOH = K3PO3 + 3 KF + 3 H2O
Pb(NO3)2 + NH4OH = OH(NO3)2 + PbNH4 =>
Pb(NO3)2 + NH4OH = OH(NO3)2 + PbNH4
NiSO4 + Hg(NO3)2 = Ni(NO3)2 + HgSO4 =>
NiSO4 + Hg(NO3)2 = Ni(NO3)2 + HgSO4
CuO + K2CO3 + H2O = KCuO2 + CO2 + H2 =>
2 CuO + K2CO3 + H2O = 2 KCuO2 + CO2 + H2
NaHCO3 + C12H22O11 = CO2 + H2O + NaHCO2 =>
24 NaHCO3 + C12H22O11 = 12 CO2 + 11 H2O + 24 NaHCO2
AlCl3 + Nh4OH = Nh4Cl + Al(OH)3 =>
AlCl3 + 3 Nh4OH = 3 Nh4Cl + Al(OH)3
I2 + Al = AlI =>
I2 + 2 Al = 2 AlI
Fe + H3PO4 = FePO4 + H3 =>
Fe + H3PO4 = FePO4 + H3
Pb + F2 = PbF4 =>
Pb + 2 F2 = PbF4
HCl(aq) + NaOH = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH = NaCl(aq) + H2O(l)
C3H5N3O9 = CO2 + N2 + H2O + O2 =>
4 C3H5N3O9 = 12 CO2 + 6 N2 + 10 H2O + O2
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
CoS + O2 = CoO2 + SO2 =>
CoS + 2 O2 = CoO2 + SO2
As2S3 + [NO3]{-} + H2O = [AsO4]{3-} + [SO4]{2-} + H{+} + NO =>
3 As2S3 + 28[NO3]{-} + 4 H2O = 6[AsO4]{3-} + 9[SO4]{2-} + 8 H{+} + 28 NO
H2 + Si + O4 = H2SiO4 =>
H2 + Si + O4 = H2SiO4
Br2O + NaOH = NaBr2 + H2O + O2 =>
4 Br2O + 4 NaOH = 4 NaBr2 + 2 H2O + 3 O2
HSO4 + NaOH = H2O + SO4Na =>
HSO4 + NaOH = H2O + SO4Na
Cu(HO)2 + H2SO4 = CuSO4 + H2O =>
Cu(HO)2 + H2SO4 = CuSO4 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HNO3 + P4O10 = N2O5 + H3PO4 =>
12 HNO3 + P4O10 = 6 N2O5 + 4 H3PO4
CaF2*3Ca3(PO4)2 + H2SO4 + H2O = H3PO4 + HF + CaSO4*2H2O =>
CaF2*3Ca3(PO4)2 + 10 H2SO4 + 20 H2O = 6 H3PO4 + 2 HF + 10 CaSO4*2H2O
ZnSO4 + (NH4)2S = ZnS + H2SO4 + NH3 =>
ZnSO4 + (NH4)2S = ZnS + H2SO4 + 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
Mg + SO3 = MgS + O2 =>
2 Mg + 2 SO3 = 2 MgS + 3 O2
BaCO3 + HC2H3O2 = Ba(C2H3O2)2 + H2CO3 =>
BaCO3 + 2 HC2H3O2 = Ba(C2H3O2)2 + H2CO3
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH4BO3 + H2SO4 = NH4SO4 + H2BO3 =>
NH4BO3 + H2SO4 = NH4SO4 + H2BO3
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + H2O(l) =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4 + 2 H2O(l)
Fe2O3(s) + C(s) = Fe + CO2 =>
2 Fe2O3(s) + 3 C(s) = 4 Fe + 3 CO2
MgO + SO3 = MgSO4 =>
MgO + SO3 = MgSO4
H2 + Cl2 = H2Cl2 =>
H2 + Cl2 = H2Cl2
CuBr2(aq) + NH4OH(aq) = Cu(OH)2(s) + NH4Br(aq) =>
CuBr2(aq) + 2 NH4OH(aq) = Cu(OH)2(s) + 2 NH4Br(aq)
Br2(l) + OH{-}(aq) = Br{-}(aq) + BrO3{-}(aq) + H2O =>
3 Br2(l) + 6 OH{-}(aq) = 5 Br{-}(aq) + BrO3{-}(aq) + 3 H2O
C2 + S = CS =>
C2 + 2 S = 2 CS
K2Cr2O7 + CrBr2 + H2SO4 = Br2 + Cr2(SO4)3 + K2SO4 + H2O =>
K2Cr2O7 + 2 CrBr2 + 7 H2SO4 = 2 Br2 + 2 Cr2(SO4)3 + K2SO4 + 7 H2O
NH4OH + HBr = H2O + NH4Br =>
NH4OH + HBr = H2O + NH4Br
Au + NaCl + HCl = HAuCl4 + Na =>
Au + 3 NaCl + HCl = HAuCl4 + 3 Na
H2O + Ca(OH)2 = CaO3H4 =>
H2O + Ca(OH)2 = CaO3H4
B2O3 + C = CO2 + B2O =>
B2O3 + C = CO2 + B2O
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