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(NH4)2SO4(aq) + 2 HCl(aq) = H2SO4 + 2 NH4Cl
CuFe + O2 = CuFeO2 =>
CuFe + O2 = CuFeO2
C2H4 + OH{-} = C2H6O2 + e =>
C2H4 + 2 OH{-} = C2H6O2 + 2e
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
ZnSO4(aq) + Na2CO3(aq) = ZnCO3(aq) + Na2SO4(aq) =>
ZnSO4(aq) + Na2CO3(aq) = ZnCO3(aq) + Na2SO4(aq)
Na2O(s) + H2O = NaOH(ac) =>
Na2O(s) + H2O = 2 NaOH(ac)
FeSO4 + Br2 = FeBr + Fe2(SO4)3 =>
6 FeSO4 + Br2 = 2 FeBr + 2 Fe2(SO4)3
ZnSO4*H2O + H2O = ZnSO4*4H2O =>
ZnSO4*H2O + 3 H2O = ZnSO4*4H2O
CuSO4 + H2SO4 = CuH2 + SO4 =>
CuSO4 + H2SO4 = CuH2 + 2 SO4
LiI(aq) + Pb(NO3)2(aq) = LiNO3(aq) + PbI2(s) =>
2 LiI(aq) + Pb(NO3)2(aq) = 2 LiNO3(aq) + PbI2(s)
NH3 + O2 = N2 + H2O =>
4 NH3 + 3 O2 = 2 N2 + 6 H2O
Zn + NiCl2 = ZnCl2 + Ni =>
Zn + NiCl2 = ZnCl2 + Ni
K + H + PO4 = K2HPO4 =>
2 K + H + PO4 = K2HPO4
C6H5OH + Ca(OH)2 = Ca(C6H5O)2 + H2O =>
2 C6H5OH + Ca(OH)2 = Ca(C6H5O)2 + 2 H2O
CuSO4 + NaHS = CuS + Na2SO4 + H2S =>
CuSO4 + 2 NaHS = CuS + Na2SO4 + H2S
Fe(s) + S2(g) = FeS2(s) =>
Fe(s) + S2(g) = FeS2(s)
Cl + CuBr2 = CuCl2 + Br =>
2 Cl + CuBr2 = CuCl2 + 2 Br
Co(NO3)2(aq) + NaOH(aq) = NaNO3(aq) + Co(OH)2 =>
Co(NO3)2(aq) + 2 NaOH(aq) = 2 NaNO3(aq) + Co(OH)2
Mg(OH)2 + C6H8O7 = Mg3(C6H5O7)2 + H2O =>
3 Mg(OH)2 + 2 C6H8O7 = Mg3(C6H5O7)2 + 6 H2O
HCHO + NH4Cl = CH3NH2HCl + HCO2H =>
2 HCHO + NH4Cl = CH3NH2HCl + HCO2H
Pb{2+} + Au = Au{3+} + Pb =>
3 Pb{2+} + 2 Au = 2 Au{3+} + 3 Pb
C6H5CH2OCOCH3 + CH3COOH = H2O + C6H5COOH =>
C6H5CH2OCOCH3 + 6 CH3COOH = 8 H2O + 3 C6H5COOH
HI + Al(OH)3 = AlI3 + H2O =>
3 HI + Al(OH)3 = AlI3 + 3 H2O
CuSO4 + NaHS = CuS + Na2SO4 + H2SO4 =>
2 CuSO4 + 2 NaHS = 2 CuS + Na2SO4 + H2SO4
Na2CrO4 + Zn(NO3)2 = Na2(NO3)2 + ZnCrO4 =>
Na2CrO4 + Zn(NO3)2 = Na2(NO3)2 + ZnCrO4
Ag + H2O2 = AgOH =>
2 Ag + H2O2 = 2 AgOH
OH{-} + Zn{2+} = ZnO2{2-} + H2O =>
4 OH{-} + Zn{2+} = ZnO2{2-} + 2 H2O
Zn{2+} + OH{-} = Zn(OH)2 =>
Zn{2+} + 2 OH{-} = Zn(OH)2
Mn(NO3)2*4H2O + C6H8O7 = N2 + MnO2 + CO2 + H2O =>
9 Mn(NO3)2*4H2O + 4 C6H8O7 = 9 N2 + 9 MnO2 + 24 CO2 + 52 H2O
Mg + H2O4S = H2 + MgO4S =>
Mg + H2O4S = H2 + MgO4S
FeBr3(aq) + Ba(OH)2(aq) = Fe(OH)3(aq) + BaBr2(aq) =>
2 FeBr3(aq) + 3 Ba(OH)2(aq) = 2 Fe(OH)3(aq) + 3 BaBr2(aq)
Ag(s) + H2O(l) = AgOH(aq) + H2(g) =>
2 Ag(s) + 2 H2O(l) = 2 AgOH(aq) + H2(g)
KHC8H4O4 + Na(OH) = Na(KC8H4O4) + H2O =>
KHC8H4O4 + Na(OH) = Na(KC8H4O4) + H2O
As2S3 + H2O2 = H3AsO4 + H2SO4 + H2O =>
As2S3 + 14 H2O2 = 2 H3AsO4 + 3 H2SO4 + 8 H2O
S8 + F = SF6 =>
S8 + 48 F = 8 SF6
C8H8(s) + O2(g) = CO2(g) + H2O(g) =>
C8H8(s) + 10 O2(g) = 8 CO2(g) + 4 H2O(g)
SO2(s) + O2(g) = SO3 =>
2 SO2(s) + O2(g) = 2 SO3
IO3{-} + H2SO3{-} = I2 + SO4{-2} + H{+} + H2O =>
6 IO3{-} + 10 H2SO3{-} = 3 I2 + 10 SO4{-2} + 4 H{+} + 8 H2O
Cl2(aq) + Br{-}(aq) = Cl{-}(aq) + Br2(l) =>
Cl2(aq) + 2 Br{-}(aq) = 2 Cl{-}(aq) + Br2(l)
NO2 + H2O = HNO3 + NO =>
3 NO2 + H2O = 2 HNO3 + NO
Fe(NO3)3(aq) + KI(aq) = FeI3(s) + KNO3(aq) =>
Fe(NO3)3(aq) + 3 KI(aq) = FeI3(s) + 3 KNO3(aq)
C10H18O + NaBH4 = C10H20O + Na + B =>
2 C10H18O + NaBH4 = 2 C10H20O + Na + B
ZnO + HClO3 = Zn(ClO3)2 + H2O =>
ZnO + 2 HClO3 = Zn(ClO3)2 + H2O
HNO3 + MnCl2 + HCl = NO + MnCl4 + H2O =>
2 HNO3 + 3 MnCl2 + 6 HCl = 2 NO + 3 MnCl4 + 4 H2O
IO3{-} + H2SO3{-} = I2 + SO4{2-} + H{+} + H2O =>
6 IO3{-} + 10 H2SO3{-} = 3 I2 + 10 SO4{2-} + 4 H{+} + 8 H2O
Zn + K2O = ZnO + K2 =>
Zn + K2O = ZnO + K2
Ag2S + H2SO4 = Ag2(SO4) + H2S =>
Ag2S + H2SO4 = Ag2(SO4) + H2S
HNO3 + CDS = CD(NO3)2 + NO + S + H2O =>
8 HNO3 + 3 CDS = 3 CD(NO3)2 + 2 NO + 3 S + 4 H2O
KI + S = K2S + I2 =>
2 KI + S = K2S + I2
Na + Ca3(PO4)2 = Na3PO4 + Ca =>
6 Na + Ca3(PO4)2 = 2 Na3PO4 + 3 Ca
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