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(CuOH)2SO4 + 2 NH4 + 2 NH3 = [Cu(NH3)4] + CuSO4 + 2 H2O
Al + S = Al2S3 =>
2 Al + 3 S = Al2S3
CuCl2 + Na2S = CuCl2Na2S =>
CuCl2 + Na2S = CuCl2Na2S
NH3 + HNO3 = NH4NO3 =>
NH3 + HNO3 = NH4NO3
H2O + Na = H2 + NaOH =>
2 H2O + 2 Na = H2 + 2 NaOH
NaCl + AgNO3 = NaNO3 + AgCl = =>
NaCl + AgNO3 = NaNO3 + AgCl
CO3H2 + NaOH = CO3Na2 + H2O =>
CO3H2 + 2 NaOH = CO3Na2 + 2 H2O
ZnP4 + N2 = P4 + Zn3N2 =>
3 ZnP4 + N2 = 3 P4 + Zn3N2
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
FeCl3 + Na3PO4 = FePO4 + NaCl =>
FeCl3 + Na3PO4 = FePO4 + 3 NaCl
CH3OOCCOOCH3 + NaOH = (COONa)2 + CH3OH =>
CH3OOCCOOCH3 + 2 NaOH = (COONa)2 + 2 CH3OH
K2CO3 + HI = K2CO3I2 + H2 =>
K2CO3 + 2 HI = K2CO3I2 + H2
H2SO4 + KMnO4 + Fe2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + H2O =>
16 H2SO4 + 4 KMnO4 + 5 Fe2SO4 = 5 Fe2(SO4)3 + 4 MnSO4 + 2 K2SO4 + 16 H2O
Al2O3 + P2O5 = Al3(PO4)3 =>
3 Al2O3 + 3 P2O5 = 2 Al3(PO4)3
Al + O2(g) = Al2O3(s) =>
4 Al + 3 O2(g) = 2 Al2O3(s)
NH3 + HNO3 = N2 + H2O =>
5 NH3 + 3 HNO3 = 4 N2 + 9 H2O
CH3CH2CH2CH2OH + CH3COOCH3 = CH3CH2CH2CH2CH2COOCOCH3 + H2O =>
CH3CH2CH2CH2OH + 4 CH3COOCH3 = 2 CH3CH2CH2CH2CH2COOCOCH3 + 3 H2O
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O =>
K2SO3 + H2SO4 = K2SO4 + SO2 + H2O
K2O + KOH = K2OH + KO =>
K2O + KOH = K2OH + KO
NH3 + HNO3 = NH4 + NO3 =>
NH3 + HNO3 = NH4 + NO3
KHSO4 + NaHCO3 = K2SO4 + Na2SO4 + CO2 + H2O =>
2 KHSO4 + 2 NaHCO3 = K2SO4 + Na2SO4 + 2 CO2 + 2 H2O
F + CH3COOH = FCH3COO + H2 =>
2 F + 2 CH3COOH = 2 FCH3COO + H2
Fe{2+} + MnO4{2-} + H3O{+} = Fe{3+} + Mn{2+} + H2O =>
4 Fe{2+} + MnO4{2-} + 8 H3O{+} = 4 Fe{3+} + Mn{2+} + 12 H2O
Cr{3+} + NO3{-} + CO3{2-} = CrO42{-} + NO2{-} + CO2 =>
Cr{3+} + 40 NO3{-} + 2 CO3{2-} = CrO42{-} + 40 NO2{-} + 2 CO2
HgCl + S(OH) = Hg(OH) + SCl =>
HgCl + S(OH) = Hg(OH) + SCl
C3H8 + H2O2 = H2O + CO2 =>
C3H8 + 10 H2O2 = 14 H2O + 3 CO2
AI2O3 + H2SO4 = AI2(SO4)3 + H2O =>
AI2O3 + 3 H2SO4 = AI2(SO4)3 + 3 H2O
H2CO + K2Cr2O7 + H2SO4 = HCOOH + H2O + K2SO4 + Cr2(SO4)3 =>
3 H2CO + K2Cr2O7 + 4 H2SO4 = 3 HCOOH + 4 H2O + K2SO4 + Cr2(SO4)3
MnO4{-} + I{-} + H3O{+} = Mn{2+} + I3{-} + H2O =>
2 MnO4{-} + 15 I{-} + 16 H3O{+} = 2 Mn{2+} + 5 I3{-} + 24 H2O
Cd3(PO4)2 + (NH4)2S = Cd3S + (PO4)2(NH4)2 =>
Cd3(PO4)2 + (NH4)2S = Cd3S + (PO4)2(NH4)2
KMnO4(aq) + FeSO3(aq) + H2SO4(aq) = K2SO4 + MnSO4(aq) + Fe2(SO4)3(aq) + H2O =>
6 KMnO4(aq) + 10 FeSO3(aq) + 14 H2SO4(aq) = 3 K2SO4 + 6 MnSO4(aq) + 5 Fe2(SO4)3(aq) + 14 H2O
H{+} + MnO4{-} + Cl{-} = Mn{2+} + Cl2 + H2O =>
16 H{+} + 2 MnO4{-} + 10 Cl{-} = 2 Mn{2+} + 5 Cl2 + 8 H2O
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq) =>
MgSO4(aq) + Zn(NO3)2(aq) = Mg(NO3)2(aq) + ZnSO4(aq)
NH4 + OH + HBr = H2O + NH4Br =>
NH4 + OH + HBr = H2O + NH4Br
CaO + LiOH = Ca(OH)2 + Li2O =>
CaO + 2 LiOH = Ca(OH)2 + Li2O
S3O62{-} + Cl2 + OH{-} = SO42{-} + Cl{-} + H2O =>
S3O62{-} + 63 Cl2 + 128 OH{-} = 3 SO42{-} + 126 Cl{-} + 64 H2O
SO2 + O2 = SO3 =>
2 SO2 + O2 = 2 SO3
Br2 + Mn = MnBr2 =>
Br2 + Mn = MnBr2
HCl + Na + O = NaCl + H2O =>
2 HCl + 2 Na + O = 2 NaCl + H2O
CrCl3 + Na2Cr2O7 = NaCl + Cr2(Cr2O7)3 =>
2 CrCl3 + 3 Na2Cr2O7 = 6 NaCl + Cr2(Cr2O7)3
K2Se + LiNO2 = KNO2 + Li2Se =>
K2Se + 2 LiNO2 = 2 KNO2 + Li2Se
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
Fe(NO3)3 + Ca(NO3)2 + C2H5NO2 = CaFe2O4 + N2 + CO2 + H2O =>
18 Fe(NO3)3 + 9 Ca(NO3)2 + 40 C2H5NO2 = 9 CaFe2O4 + 56 N2 + 80 CO2 + 100 H2O
Zn + HNO3 = Zn9NO302 + N2O + H2O =>
72 Zn + 1206 HNO3 = 8 Zn9NO302 + 599 N2O + 603 H2O
K2Cr2O7 + H2O = K2O + H2Cr2O7 =>
K2Cr2O7 + H2O = K2O + H2Cr2O7
AlF3 + MgCl2 = MgF2 + AlCl3 =>
2 AlF3 + 3 MgCl2 = 3 MgF2 + 2 AlCl3
K(s) + Zn(NO3)(aq) = Zn(s) + KNO3(aq) =>
K(s) + Zn(NO3)(aq) = Zn(s) + KNO3(aq)
HSO3 + Zn(OH)2 = H2O + Zn(SO3)2 =>
2 HSO3 + Zn(OH)2 = 2 H2O + Zn(SO3)2
SF4(g) + O2(g) = OSF4 =>
2 SF4(g) + O2(g) = 2 OSF4
CHCO2H + C5H12O = C7H14O2 + H2O =>
10 CHCO2H + 17 C5H12O = 15 C7H14O2 + 7 H2O
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