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Cu2O + Na2S + H2O = Cu2S + 2 NaOH
I{+} + NO{2-} = I2 + NO =>
2 I{+} + NO{2-} = I2 + NO
HAuCl4 + NaBH4 = Au + NaCl + H2 + BH3 =>
2 HAuCl4 + 8 NaBH4 = 2 Au + 8 NaCl + 5 H2 + 8 BH3
Ca(CO3) + HCl = CaCl2 + H2(CO3) =>
Ca(CO3) + 2 HCl = CaCl2 + H2(CO3)
(Cr(N2H4CO)6)4(Cr(CN)6)3 + KMnO4 + H2SO4 = K2Cr2O7 + MnSO4 + CO2 + KNO3 + K2SO4 + HOH =>
10(Cr(N2H4CO)6)4(Cr(CN)6)3 + 1176 KMnO4 + 1399 H2SO4 = 35 K2Cr2O7 + 1176 MnSO4 + 420 CO2 + 660 KNO3 + 223 K2SO4 + 1879 HOH
K2SO4 + LiOH = Li2SO4 + KOH =>
K2SO4 + 2 LiOH = Li2SO4 + 2 KOH
SO4 + HCl = H2SO4 + Cl2 =>
SO4 + 2 HCl = H2SO4 + Cl2
NH4HCO3 + Ba = BaCO3 + NH3 + H2 =>
NH4HCO3 + Ba = BaCO3 + NH3 + H2
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq) =>
NH4Cl(aq) + AgNO3(aq) = AgCl(s) + NH4NO3(aq)
N2H4 + N2O4 = NO + H2O =>
N2H4 + 2 N2O4 = 6 NO + 2 H2O
CaS + H3BO3 = Ca3(BO3)2 + H2S =>
3 CaS + 2 H3BO3 = Ca3(BO3)2 + 3 H2S
Cu{2}{+} + NH3 + H2O = Cu(OH)2 + NH4{+} =>
Cu{2}{+} + 2 NH3 + 2 H2O = Cu(OH)2 + 2 NH4{+}
FeSO4 + NaNO3 + H2SO4 = (FeNO)SO4 + Fe2(SO4)3 + Na2SO4 + H2O =>
8 FeSO4 + 2 NaNO3 + 4 H2SO4 = 2(FeNO)SO4 + 3 Fe2(SO4)3 + Na2SO4 + 4 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
HNO3 + Cu + H2O = H3O + Cu(NO3)2 =>
2 HNO3 + Cu + 2 H2O = 2 H3O + Cu(NO3)2
Na3AlO3 + HCl = Al(OH)3 + NaCl =>
Na3AlO3 + 3 HCl = Al(OH)3 + 3 NaCl
ZnO + SO2 = ZnSO3 =>
ZnO + SO2 = ZnSO3
CH3COOK + NaOH = CH4 + Na2CO3 + KOH =>
CH3COOK + 2 NaOH = CH4 + Na2CO3 + KOH
MgO + NO2 = MgO2 + NO =>
MgO + NO2 = MgO2 + NO
NH3(g) + CuO(g) = Cu(g) + N2(g) + H2O(g) =>
2 NH3(g) + 3 CuO(g) = 3 Cu(g) + N2(g) + 3 H2O(g)
NaCo3 + HCl = NaCl + HCo3 =>
NaCo3 + HCl = NaCl + HCo3
ZnS04 + Li2C0 = ZnC0 + Li2S04 =>
ZnS04 + Li2C0 = ZnC0 + Li2S04
CO3 + AgNO3 = CNO3 + AgO3 =>
CO3 + AgNO3 = CNO3 + AgO3
Al + NiSO4 = Al2(SO4)3 + Ni =>
2 Al + 3 NiSO4 = Al2(SO4)3 + 3 Ni
NaAl(OH)2CO3 + HCl = NaCl + AlCl3 + H2O + CO2 =>
NaAl(OH)2CO3 + 4 HCl = NaCl + AlCl3 + 3 H2O + CO2
Ca(OH)2 + HF = CaF2 + HOH =>
Ca(OH)2 + 2 HF = CaF2 + 2 HOH
MgN2 + H2O = MgO3 + NH3 =>
MgN2 + 3 H2O = MgO3 + 2 NH3
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Hg(NO3)2 = HgO + NO2 + O =>
Hg(NO3)2 = HgO + 2 NO2 + O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
H2SO4(s) + KI(aq) = K2SO4(aq) + H2O(l) + I2(g) + H2S(aq) =>
5 H2SO4(s) + 8 KI(aq) = 4 K2SO4(aq) + 4 H2O(l) + 4 I2(g) + H2S(aq)
Cu2O + HCl = HCuCl2 + H2O =>
Cu2O + 4 HCl = 2 HCuCl2 + H2O
Cr(NO3)2 + Na2S = CrS + NaNO3 =>
Cr(NO3)2 + Na2S = CrS + 2 NaNO3
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
Al + HBr = H2 + AlBr =>
2 Al + 2 HBr = H2 + 2 AlBr
Cl{-} + AgNO3 = AgCl{-} + NO3 =>
Cl{-} + AgNO3 = AgCl{-} + NO3
(C17H35COO)3C3H5 + H2O = C17H35COOH + C3H5(OH)3 =>
(C17H35COO)3C3H5 + 3 H2O = 3 C17H35COOH + C3H5(OH)3
SO3 + Cr2O3 = Cr2S + O =>
SO3 + Cr2O3 = Cr2S + 6 O
H3PO4 + MgO = Mg2P2O7 + H2O =>
2 H3PO4 + 2 MgO = Mg2P2O7 + 3 H2O
K2S + AlI3 + H2O = KI + H2S + Al(OH)3 =>
3 K2S + 2 AlI3 + 6 H2O = 6 KI + 3 H2S + 2 Al(OH)3
BaOH + H2SO4 = BaSO4H + H2O =>
BaOH + H2SO4 = BaSO4H + H2O
GaS = Ga + S =>
GaS = Ga + S
FeO + NO2 = Fe2O3 + NO =>
2 FeO + NO2 = Fe2O3 + NO
Zu + HCl = ZuCl + H =>
Zu + HCl = ZuCl + H
P2O5 + Ba(OH)2 = BaP2O6 + H2O =>
P2O5 + Ba(OH)2 = BaP2O6 + H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
C6H10 + Cl2 = C6H9Cl + HCl =>
C6H10 + Cl2 = C6H9Cl + HCl
HCl + Br2 = HBr + Cl =>
2 HCl + Br2 = 2 HBr + 2 Cl
Fe(NO3)3 + MgS = Fe2S3 + Mg(NO3)2 =>
2 Fe(NO3)3 + 3 MgS = Fe2S3 + 3 Mg(NO3)2
Ca2(SO4)2 + NaOH = Ca(OH)2 + Na2SO4 =>
Ca2(SO4)2 + 4 NaOH = 2 Ca(OH)2 + 2 Na2SO4
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