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6 I{-} + 4 H2SO4 = 3 SO4{2-} + 3 I2 + S + 4 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
C4H10(g) + O2 = CO2(g) + H2O =>
2 C4H10(g) + 13 O2 = 8 CO2(g) + 10 H2O
Pb(OH)2 + HCl = H2O + PbCl2 =>
Pb(OH)2 + 2 HCl = 2 H2O + PbCl2
FeS = Fe + S =>
FeS = Fe + S
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
CoCl2 + KOH = Co(OH)2 + KCl =>
CoCl2 + 2 KOH = Co(OH)2 + 2 KCl
HNO2 + Br2 = HBr + NO2 =>
2 HNO2 + Br2 = 2 HBr + 2 NO2
NaOH + H2O = NaH + OH = H3PO4 + NaOH + H2O = NaH + OH =>
NaOH + H2O = NaH + 2 OH
SrBr2(aq) + K2SO4(aq) = KBr(s) + SrSO4(aq) =>
SrBr2(aq) + K2SO4(aq) = 2 KBr(s) + SrSO4(aq)
CaI2 + K2Cr2O7 + H2SO4 = I2 + Cr2(SO4)3 + CaSO4 + K2SO4 + H2O =>
3 CaI2 + K2Cr2O7 + 7 H2SO4 = 3 I2 + Cr2(SO4)3 + 3 CaSO4 + K2SO4 + 7 H2O
H2O + Pb = PbO + H2 =>
H2O + Pb = PbO + H2
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
C240H90O4NS + O2 = CO2 + H2O + NO3 + SO2 =>
C240H90O4NS + 263 O2 = 240 CO2 + 45 H2O + NO3 + SO2
Ca(OH)2 + MgCO3 = Mg(OH)2 + CaCO3 =>
Ca(OH)2 + MgCO3 = Mg(OH)2 + CaCO3
CO2 + H2O = C6H12O6 + O2 = C6H12O6 = C2H5OH + CO2 = C2H5OH + O2 = CO2 + H2O =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
Cl{-} + AgNO3 + NH4OH = NH4Cl + AgOH + NO3{-} =>
Cl{-} + AgNO3 + NH4OH = NH4Cl + AgOH + NO3{-}
CuCO3 + H3PO4 = Cu3(PO4)2 + H2O + CO2 =>
3 CuCO3 + 2 H3PO4 = Cu3(PO4)2 + 3 H2O + 3 CO2
BaCl(aq) + AgNO3(aq) = AgCl + BaNO3(aq) =>
BaCl(aq) + AgNO3(aq) = AgCl + BaNO3(aq)
HCl + Ca(CH3COO)2 = CaCl2 + CH3COOH =>
2 HCl + Ca(CH3COO)2 = CaCl2 + 2 CH3COOH
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
C4H8S3 + O2 = CO2 + H2O + SO2 =>
C4H8S3 + 9 O2 = 4 CO2 + 4 H2O + 3 SO2
Ba + NaCl = Na + BaCl =>
Ba + NaCl = Na + BaCl
Al2O3 + AlCl3 = AlOCl =>
Al2O3 + AlCl3 = 3 AlOCl
LiOH + H3C6H5O7 = Li3C6H5O7 + H2O =>
3 LiOH + H3C6H5O7 = Li3C6H5O7 + 3 H2O
KOH + H3PO4 = K3PO4 + H2O =>
3 KOH + H3PO4 = K3PO4 + 3 H2O
W + O = WO2 =>
W + 2 O = WO2
Fe(HCO3)3 = Fe2(CO3)3 + CO2 + H2O =>
2 Fe(HCO3)3 = Fe2(CO3)3 + 3 CO2 + 3 H2O
H3O + OH = H2O =>
H3O + OH = 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2S + Cl + H2O = H2SO4 + HCl =>
H2S + 8 Cl + 4 H2O = H2SO4 + 8 HCl
MgSO4 + Na2SO3 = MgSO3 + Na2SO4 =>
MgSO4 + Na2SO3 = MgSO3 + Na2SO4
CO(NH2)2 = HN(CONH2)2 + NH3 =>
2 CO(NH2)2 = HN(CONH2)2 + NH3
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
NaBr + Pb(NO3)2 = NaNO3 + PbBr2 =>
2 NaBr + Pb(NO3)2 = 2 NaNO3 + PbBr2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Na + Cl2 = NaCl =>
2 Na + Cl2 = 2 NaCl
NH3 + NO = N2(g) + H2O(l) =>
4 NH3 + 6 NO = 5 N2(g) + 6 H2O(l)
Na2PO4 + AgNO3 = Ag2PO4 + NaNO3 =>
Na2PO4 + 2 AgNO3 = Ag2PO4 + 2 NaNO3
CrBr2 + PbNO3 = Cr(NO3)2 + PbBr =>
CrBr2 + 2 PbNO3 = Cr(NO3)2 + 2 PbBr
K2S + CdSO4 = CdS + K2SO4 =>
K2S + CdSO4 = CdS + K2SO4
H + P = HP =>
H + P = HP
H2SO4 + BaCl2 = BaSO4 + HCl =>
H2SO4 + BaCl2 = BaSO4 + 2 HCl
Zn + CO3 = ZnCO3 =>
Zn + CO3 = ZnCO3
CO2(g) + H2(g) = CH4(g) + H2O(l) =>
CO2(g) + 4 H2(g) = CH4(g) + 2 H2O(l)
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
[AsO4]3{-} + Zn + H{+} = AsH3 + [Zn]2{+} + H2O =>
[AsO4]3{-} + 64 Zn + 33 H{+} = 3 AsH3 + 32[Zn]2{+} + 12 H2O
(NH4)2SO4 + LiOH + NaOH = NH3 + NaLiSO4 + H2O =>
(NH4)2SO4 + LiOH + NaOH = 2 NH3 + NaLiSO4 + 2 H2O
SO2 + H2O = H2SO3 =>
SO2 + H2O = H2SO3
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