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Au2S3 + 3 H2 = 2 Au + 3 H2S
C24H30 + N2O3 = C24H30N2O3 =>
C24H30 + N2O3 = C24H30N2O3
NaHSO4 + KOH = NaKSO4 + H2O =>
NaHSO4 + KOH = NaKSO4 + H2O
Ca(OH)2 + Li2CO3 = CaCO3 + LiOH =>
Ca(OH)2 + Li2CO3 = CaCO3 + 2 LiOH
K + I2 = KI =>
2 K + I2 = 2 KI
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
H2S + KOH = H2O + K2S =>
H2S + 2 KOH = 2 H2O + K2S
H3PO4 + HCl = PCl5 + H2O =>
H3PO4 + 5 HCl = PCl5 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CaO + H2O = Ca(OH)2 =>
CaO + H2O = Ca(OH)2
FeS2 + O2 = Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 Fe2O3 + 8 SO2
NH3 + H3PO4 = NH4H2PO4 =>
NH3 + H3PO4 = NH4H2PO4
C2H4Br2 + Zn = C2H4 + Br2Zn =>
C2H4Br2 + Zn = C2H4 + Br2Zn
Ca(OH)2 + NH4Cl = NH4OH + CaCl2 =>
Ca(OH)2 + 2 NH4Cl = 2 NH4OH + CaCl2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
CH4OH + Na = CH4ONa + H2 =>
2 CH4OH + 2 Na = 2 CH4ONa + H2
HCOOH + KMnO4 = MnO2 + CO2 + H2O + KOH =>
3 HCOOH + 2 KMnO4 = 2 MnO2 + 3 CO2 + 2 H2O + 2 KOH
H2O + HCN = CH4 + NH3 + O2 =>
6 H2O + 2 HCN = 2 CH4 + 2 NH3 + 3 O2
H2SiO3 + NaOH = Na2SiO3 + H2O =>
H2SiO3 + 2 NaOH = Na2SiO3 + 2 H2O
Ba(IO3)2 = Ba5(IO6)2 + I2 + O2 =>
5 Ba(IO3)2 = Ba5(IO6)2 + 4 I2 + 9 O2
NaClO3 = NaCl + O2 =>
2 NaClO3 = 2 NaCl + 3 O2
CO2 + H2O = H2CO3 =>
CO2 + H2O = H2CO3
CaO + NaHSO3 = Na2O + Ca(HSO3)2 =>
CaO + 2 NaHSO3 = Na2O + Ca(HSO3)2
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CH3CH2CCH + Br2 = CH3CH2CBr2CHBr2 =>
CH3CH2CCH + 2 Br2 = CH3CH2CBr2CHBr2
H3AsO4 = As2O5 + H2O =>
2 H3AsO4 = As2O5 + 3 H2O
LiBr + Co(SO3)2 = Li2(SO3) + CoBr4 =>
4 LiBr + Co(SO3)2 = 2 Li2(SO3) + CoBr4
FeCl3 + NH4OH = Fe(OH)3 + NH4Cl =>
FeCl3 + 3 NH4OH = Fe(OH)3 + 3 NH4Cl
Na3[Co(CN)6] + FeSO4 = Fe3[Co(CN)6]2 + Na2SO4 =>
2 Na3[Co(CN)6] + 3 FeSO4 = Fe3[Co(CN)6]2 + 3 Na2SO4
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
Al + N2 = AlN* =>
2 Al + N2 = 2 AlN*
C3H3N + O2 = HCN + CO2 + H2O =>
2 C3H3N + 5 O2 = 2 HCN + 4 CO2 + 2 H2O
Cu(NO3)2 + NaOH = Cu(OH)2 + NaNO3 =>
Cu(NO3)2 + 2 NaOH = Cu(OH)2 + 2 NaNO3
CrCl3(s) + AgNO3(aq) = AgCl + Cr(NO3)3 =>
CrCl3(s) + 3 AgNO3(aq) = 3 AgCl + Cr(NO3)3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Na0 + H2O = NaOH + H2 =>
2 Na0 + 2 H2O = 2 NaOH + H2
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
C2H5OCH3 + PCl5 = C2H5Cl + HCl + POCl3 =>
2 C2H5OCH3 + 2 PCl5 = 3 C2H5Cl + HCl + 2 POCl3
PCl5 + H2O = POCl3 + HCl =>
PCl5 + H2O = POCl3 + 2 HCl
H2CO3 + HCl = COCl2 + H2O =>
H2CO3 + 2 HCl = COCl2 + 2 H2O
NaBH4 + H2SO4 = B2H6 + H2 + Na2SO4 =>
2 NaBH4 + H2SO4 = B2H6 + 2 H2 + Na2SO4
Li + O2 = (LiO)2 =>
2 Li + O2 = (LiO)2
N1 + H3 = NH2 =>
3 N1 + 2 H3 = 3 NH2
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
FeSO4 + K3Fe(CN)6 = Fe(CN)6 + Fe + K2SO4 =>
3 FeSO4 + 2 K3Fe(CN)6 = 2 Fe(CN)6 + 3 Fe + 3 K2SO4
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
BaO2 = BaO + O2 =>
2 BaO2 = 2 BaO + O2
ZrO2 + HF = ZrF4 + H2O =>
ZrO2 + 4 HF = ZrF4 + 2 H2O
NH4Cl + K2(HgI4) + KOH = Hg2NI + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = Hg2NI + 7 KI + KCl + 4 H2O
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