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Zn + 2 HCl = ZnCl2 + H2
K4Fe(CN)6(aq) + H2SO4(aq) + H2O(l) = K2SO4(aq) + FeSO4(aq) + (NH4)2SO4(aq) + CO(g) =>
K4Fe(CN)6(aq) + 6 H2SO4(aq) + 6 H2O(l) = 2 K2SO4(aq) + FeSO4(aq) + 3(NH4)2SO4(aq) + 6 CO(g)
SnCl4 + HN3 = SnCl2 + HCl + N2 =>
SnCl4 + 2 HN3 = SnCl2 + 2 HCl + 3 N2
Na2B4O7 + CH3OH + H2SO4 = Na2SO4 + (CH3O)3B + H2O =>
Na2B4O7 + 12 CH3OH + H2SO4 = Na2SO4 + 4(CH3O)3B + 7 H2O
CH4 + OH{-} = CO2 + H2O + e =>
CH4 + 8 OH{-} = CO2 + 6 H2O + 8e
K2Cr2O7 + NaHSO3 + H2SO4 = Cr2(SO4)3 + Na2SO4 + K2SO3 + H2O =>
K2Cr2O7 + 4 NaHSO3 + 2 H2SO4 = Cr2(SO4)3 + 2 Na2SO4 + K2SO3 + 4 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Li + Ca(SO4) = Ca + Li(SO4) =>
Li + Ca(SO4) = Ca + Li(SO4)
HCOOH + Be(OH)2 = (HCOO)2Be + H2O =>
2 HCOOH + Be(OH)2 = (HCOO)2Be + 2 H2O
CH3CH2OH + CuO = CH3CHO + H2O + Cu =>
CH3CH2OH + CuO = CH3CHO + H2O + Cu
Na2CO2 + NO + O2 = NaNO2 + CO2 =>
Na2CO2 + 2 NO + O2 = 2 NaNO2 + CO2
K2CO3(s) = K2O(s) + CO2(g) =>
K2CO3(s) = K2O(s) + CO2(g)
H2SeO3 + Mg(OH)2 = MgSeO3 + H2O =>
H2SeO3 + Mg(OH)2 = MgSeO3 + 2 H2O
Br2KI + H2O = KIO + HBr =>
Br2KI + H2O = KIO + 2 HBr
CaO + HNO3 = Ca(NO3)2 + H2O =>
CaO + 2 HNO3 = Ca(NO3)2 + H2O
Zn + Na2CrO4 + NaOH + H2O = Na2[Zn(OH)4] + Na3[Cr(OH)6] =>
3 Zn + 2 Na2CrO4 + 8 NaOH + 8 H2O = 3 Na2[Zn(OH)4] + 2 Na3[Cr(OH)6]
Co2(SO4)3 + Pb(C2H3O2)2 = Co(C2H3O2)3 + PbSO4 =>
Co2(SO4)3 + 3 Pb(C2H3O2)2 = 2 Co(C2H3O2)3 + 3 PbSO4
Fe(NO3)2 + Cl2 = Fe(NO3)3 + FeCl2 =>
3 Fe(NO3)2 + Cl2 = 2 Fe(NO3)3 + FeCl2
Cr(OH)3 + H3O = Cr + H2O =>
Cr(OH)3 + 3 H3O = Cr + 6 H2O
Br2O4 + H2O = H2Br2O5 =>
Br2O4 + H2O = H2Br2O5
C12H25OH + O2 = CO2 + H2O =>
C12H25OH + 18 O2 = 12 CO2 + 13 H2O
Mg3N2 + Zn(ClO4)2 + Na2CO3 = MgO + NaCl + N2 + Na2ZnO2 + CO2 =>
8 Mg3N2 + 3 Zn(ClO4)2 + 6 Na2CO3 = 24 MgO + 6 NaCl + 8 N2 + 3 Na2ZnO2 + 6 CO2
NH42S2O8 + KMnO4 + H2SO4 = MnSO2 + K2SO4 + NH3 + H2O =>
18 NH42S2O8 + 70 KMnO4 + 69 H2SO4 = 70 MnSO2 + 35 K2SO4 + 18 NH3 + 420 H2O
O2(g) + Sb2S3(cr) = SbO4(cr) + SO2(g) =>
7 O2(g) + Sb2S3(cr) = 2 SbO4(cr) + 3 SO2(g)
CH3CH2OH + Cr2O7{2-} + H{+} = CH3CHO + Cr2{+} + H2O =>
11 CH3CH2OH + 2 Cr2O7{2-} + 6 H{+} = 11 CH3CHO + 2 Cr2{+} + 14 H2O
NH3 + HClO3 = HCl + HNO3 + H2O =>
3 NH3 + 4 HClO3 = 4 HCl + 3 HNO3 + 3 H2O
Cu2O + MgBr2 = MgO + Cu2Br2 =>
Cu2O + MgBr2 = MgO + Cu2Br2
SrCl2 + K4[Fe(CN)6] = Sr2[Fe(CN)6] + KCl =>
2 SrCl2 + K4[Fe(CN)6] = Sr2[Fe(CN)6] + 4 KCl
NH + Cl = N + HCl =>
NH + Cl = N + HCl
H2O + CS2 = H2S + CO2 =>
2 H2O + CS2 = 2 H2S + CO2
HI + Ba(ClO)2 = HClO + BaI2 =>
2 HI + Ba(ClO)2 = 2 HClO + BaI2
KNO2 + H2SO4 = KHSO4 + NO + NO2 + H2O =>
2 KNO2 + 2 H2SO4 = 2 KHSO4 + NO + NO2 + H2O
(NH4)2SO4 + Ba(OH)2 = BaSO4 + NH4OH =>
(NH4)2SO4 + Ba(OH)2 = BaSO4 + 2 NH4OH
C38H57O9N9 + O2 = CO2 + H2O + NH3 =>
C38H57O9N9 + 41 O2 = 38 CO2 + 15 H2O + 9 NH3
Ni + H2SO4 = NiO + H2SO3 =>
Ni + H2SO4 = NiO + H2SO3
Mg + Sn(MnO4)2 = Sn + Mg(MnO4)2 =>
Mg + Sn(MnO4)2 = Sn + Mg(MnO4)2
Pb(NO3)2 + (NH4)3PO4 = Pb3(PO4)2 + NH4NO3 =>
3 Pb(NO3)2 + 2(NH4)3PO4 = Pb3(PO4)2 + 6 NH4NO3
Na3[Cr(OH)6] + NaOH + PbO2 = Na2CrO4 + H2O + Na2[Pb(OH)4] =>
2 Na3[Cr(OH)6] + 4 NaOH + 3 PbO2 = 2 Na2CrO4 + 2 H2O + 3 Na2[Pb(OH)4]
I2 + OH{-} = I{-} + H2O + IO3{-} =>
3 I2 + 6 OH{-} = 5 I{-} + 3 H2O + IO3{-}
Al(NO3)3(g) + Be(s) = Al(s) + Be(NO3)2(aq) =>
2 Al(NO3)3(g) + 3 Be(s) = 2 Al(s) + 3 Be(NO3)2(aq)
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
FeO4{2-} + H2O + H{+} = [Fe(H2O)6]{3+} + O2 =>
4 FeO4{2-} + 14 H2O + 20 H{+} = 4[Fe(H2O)6]{3+} + 3 O2
Cu{2+} + Na2SiO3 = Cu2(SiO3)2 + Na{+} =>
2 Cu{2+} + 2 Na2SiO3 = Cu2(SiO3)2 + 4 Na{+}
Na3VO4 + SO2 + H2SO4 = VOSO4 + Na2SO4 + H2O =>
2 Na3VO4 + SO2 + 4 H2SO4 = 2 VOSO4 + 3 Na2SO4 + 4 H2O
PbS + O2 = PbSO2 =>
PbS + O2 = PbSO2
Na = Na2 = Na2so4 = ba2so4 =>
2 Na = Na2
KI(aq) + Pb(NO3)2(aq) = PbI2(s) + KNO3(s) =>
2 KI(aq) + Pb(NO3)2(aq) = PbI2(s) + 2 KNO3(s)
Na = Na2 = Na2so4 = ba2so4 =>
2 Na = Na2
Mg2(s) + O2(g) = MgO(g) =>
Mg2(s) + O2(g) = 2 MgO(g)
NH4OH + NH4Cl = N2H7Cl + H2O =>
NH4OH + NH4Cl = N2H7Cl + H2O
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