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Cu + 2 H2SO4 = Cu(SO4)2 + 2 H2
P4 + F = PF5 =>
P4 + 20 F = 4 PF5
C8H8O3 + MnO2 = C8H6O3 + Mn(OH)2 =>
C8H8O3 + MnO2 = C8H6O3 + Mn(OH)2
Al + ZnO = AlO3 + Zn =>
Al + 3 ZnO = AlO3 + 3 Zn
Li2S + CoI3 = Li2I3 + SCo =>
Li2S + CoI3 = Li2I3 + SCo
BaCl2 + K2SO4 = Ba(SO4) + KCl =>
BaCl2 + K2SO4 = Ba(SO4) + 2 KCl
C9H10O3 + NaBH4 + H2O = C8H10O3 + H3BO3 + NaOH =>
16 C9H10O3 + NaBH4 + 10 H2O = 18 C8H10O3 + H3BO3 + NaOH
MMO2 + C = MM + CO =>
MMO2 + 2 C = MM + 2 CO
F2 + SrI = SrF + I2 =>
F2 + 2 SrI = 2 SrF + I2
HCN + SO2 + H2O = HCNS + H2SO4 =>
HCN + 3 SO2 + 2 H2O = HCNS + 2 H2SO4
KCl + Al2(SO4)3 = AlCl3 + K2SO4 =>
6 KCl + Al2(SO4)3 = 2 AlCl3 + 3 K2SO4
S4 + F2 = SF6 =>
S4 + 12 F2 = 4 SF6
Sn + HBr = SnBr2 + H2 =>
Sn + 2 HBr = SnBr2 + H2
Pb(NO3)2(aq) + AgNO3(aq) = PbNO3(s) + Ag(NO3)2(aq) =>
Pb(NO3)2(aq) + AgNO3(aq) = PbNO3(s) + Ag(NO3)2(aq)
MgCO3 + C2H4O2 = CO2 + Mg(CH3COO)2 + H2O =>
MgCO3 + 2 C2H4O2 = CO2 + Mg(CH3COO)2 + H2O
Sn + HgCl2 = SnCl2 + Hg =>
Sn + HgCl2 = SnCl2 + Hg
HCl(aq) + K2S(aq) = H2S(aq) + KCl =>
2 HCl(aq) + K2S(aq) = H2S(aq) + 2 KCl
CrO4{2-} + S{2-} + H2O = Cr{3+} + S + OH{-} =>
2 CrO4{2-} + 3 S{2-} + 8 H2O = 2 Cr{3+} + 3 S + 16 OH{-}
Mg(HCO3)2 + HCl = MgCl2 + H2O(l) + CO2(g) =>
Mg(HCO3)2 + 2 HCl = MgCl2 + 2 H2O(l) + 2 CO2(g)
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
SO2 + NaOH = NaHSO3 =>
SO2 + NaOH = NaHSO3
SO2 + KOH = H2O + K2SO3 =>
SO2 + 2 KOH = H2O + K2SO3
HCl + NaOH = NaCl + H2O =>
HCl + NaOH = NaCl + H2O
MoO3(s) + H2(g) = Mo(s) + H2O(g) =>
MoO3(s) + 3 H2(g) = Mo(s) + 3 H2O(g)
Fe + Na2S2O3 + HCl = FeCl3 + NaCl + H2S + H2O =>
8 Fe + 3 Na2S2O3 + 30 HCl = 8 FeCl3 + 6 NaCl + 6 H2S + 9 H2O
NaBr = Br2 + Na =>
2 NaBr = Br2 + 2 Na
Fe2(SO4)3(aq) + (NH4)3PO4(aq) = FePO4(s) + (NH4)2SO4(aq) =>
Fe2(SO4)3(aq) + 2(NH4)3PO4(aq) = 2 FePO4(s) + 3(NH4)2SO4(aq)
Ca5(PO4)3OH + H3PO4 + H2O = Ca(H2PO4)2H2O =>
Ca5(PO4)3OH + 7 H3PO4 + 4 H2O = 5 Ca(H2PO4)2H2O
FeCl3 + Na3PO4 = Fe(PO4)3 + Na3Cl =>
FeCl3 + 3 Na3PO4 = Fe(PO4)3 + 3 Na3Cl
P2O5 + H2SO4 = P2(SO4)5 + H2O =>
P2O5 + 5 H2SO4 = P2(SO4)5 + 5 H2O
Ca(HCO3)2 + NH4OH = CaCO3 + (NH4)2CO3 + H2O =>
Ca(HCO3)2 + 2 NH4OH = CaCO3 + (NH4)2CO3 + 2 H2O
I2 + NH4OH = NI3*NH3 + NH4I + H2O =>
3 I2 + 5 NH4OH = NI3*NH3 + 3 NH4I + 5 H2O
C2N14 + O2 = CO2 + N2 =>
C2N14 + 2 O2 = 2 CO2 + 7 N2
Li2S(s) = Li(s) + S8(s) =>
8 Li2S(s) = 16 Li(s) + S8(s)
MgSO4 + KCl = MgCl2 + K2SO4 =>
MgSO4 + 2 KCl = MgCl2 + K2SO4
CuSO4(aq) + NaOH(aq) = NaSO4 + CuOH =>
CuSO4(aq) + NaOH(aq) = NaSO4 + CuOH
ZnS + HNO3 = Zn(NO3)2 + NO2 + S + H2O =>
ZnS + 4 HNO3 = Zn(NO3)2 + 2 NO2 + S + 2 H2O
Ca(NO3)2 + (NH4)2HPO4 + NH3 + H2O = Ca10(PO4)6(OH2) + NH4NO3 =>
40 Ca(NO3)2 + 24(NH4)2HPO4 + 34 NH3 + 7 H2O = 4 Ca10(PO4)6(OH2) + 81 NH4NO3
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H3O{+} =>
I{-} + 3 Cl2 + 9 H2O = IO3{-} + 6 Cl{-} + 6 H3O{+}
BaO + NH4Cl = BaCl2 + NH3 + H2O =>
BaO + 2 NH4Cl = BaCl2 + 2 NH3 + H2O
NaI + H2SO4 = H2S + I2 + NaHSO4 + H2O =>
8 NaI + 9 H2SO4 = H2S + 4 I2 + 8 NaHSO4 + 4 H2O
Ag2(NO3) + Cu = CuNO3 + Ag =>
Ag2(NO3) + Cu = CuNO3 + 2 Ag
NaHCO3 + Cl2 = NaClO3 + NaCl + CO2 + H2O =>
6 NaHCO3 + 3 Cl2 = NaClO3 + 5 NaCl + 6 CO2 + 3 H2O
H2SO4(l) = H2(g) + S8(s) + O2(g) =>
8 H2SO4(l) = 8 H2(g) + S8(s) + 16 O2(g)
Cr + FeO = CrO + Fe =>
Cr + FeO = CrO + Fe
CH3CH2OH + O2 = CH2CO2H + H2O =>
4 CH3CH2OH + 5 O2 = 4 CH2CO2H + 6 H2O
Co + HF = H + CoF2 =>
Co + 2 HF = 2 H + CoF2
Xe + F2 = XeF2 =>
Xe + F2 = XeF2
KHSO3Sr(OH)2 = KOHSrSO3H2O =>
KHSO3Sr(OH)2 = KOHSrSO3H2O
P(s) + Cl2(g) = PCl5(s) =>
2 P(s) + 5 Cl2(g) = 2 PCl5(s)
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