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CuO2 = Cu + 2 O
Pb(NO3)2(aq) + KCl(aq) = KNO3(aq) + PbCl2(s) =>
Pb(NO3)2(aq) + 2 KCl(aq) = 2 KNO3(aq) + PbCl2(s)
K + NaOH = KOH + Na =>
K + NaOH = KOH + Na
HCl + (NaHCO3) = H2O + CO2 + NaCl =>
HCl + (NaHCO3) = H2O + CO2 + NaCl
H2C2O4 + H2O2 = CO2 + H2O =>
H2C2O4 + H2O2 = 2 CO2 + 2 H2O
NaH + NaCl = Na + HCl =>
NaH + NaCl = 2 Na + HCl
As2O3 + H2O = As2H2O4 =>
As2O3 + H2O = As2H2O4
C3H7OH + Cr2O7 = C3H6O + Cr + H2O =>
7 C3H7OH + Cr2O7 = 7 C3H6O + 2 Cr + 7 H2O
Co(CH3COO)2 + (NH4)2S = CoS + (NH4)CH3COO =>
Co(CH3COO)2 + (NH4)2S = CoS + 2(NH4)CH3COO
Na2SO4 + Al2O3 = Na2O + Al2(SO4)3 =>
3 Na2SO4 + Al2O3 = 3 Na2O + Al2(SO4)3
HgI2 + I{-} = [HgI4]{2-} =>
HgI2 + 2 I{-} = [HgI4]{2-}
H3CH2OH + O2 = H2O + CH3COOH =>
2 H3CH2OH + 2 O2 = 4 H2O + CH3COOH
SrSO4 + Na2CO3 = SrCO3 + Na2SO4 =>
SrSO4 + Na2CO3 = SrCO3 + Na2SO4
NiO + H2SO4 + H2O = NiSO4*7H2O =>
NiO + H2SO4 + 6 H2O = NiSO4*7H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Ag + H2S = Ag2S + H2 = Ag =>
2 Ag + H2S = Ag2S + H2
Ba(NO3)2(aq) + NH2SO3H(aq) = Ba(NH2SO3)2(s) + HNO3 =>
Ba(NO3)2(aq) + 2 NH2SO3H(aq) = Ba(NH2SO3)2(s) + 2 HNO3
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
FeBr3 + Cu = CuBr2 + Fe =>
2 FeBr3 + 3 Cu = 3 CuBr2 + 2 Fe
CrI3 + ClO3{-} + OH{-} = CrO4{2-} + IO4{-} + Cl{-} + H2O =>
2 CrI3 + 9 ClO3{-} + 10 OH{-} = 2 CrO4{2-} + 6 IO4{-} + 9 Cl{-} + 5 H2O
OCl{-} + S2O3{-2} + OH{-} = SO4{-2} + Cl{-} + H2O =>
4 OCl{-} + S2O3{-2} + 2 OH{-} = 2 SO4{-2} + 4 Cl{-} + H2O
Fe2O3(g) + CO(g) = Fe + CO2(g) =>
Fe2O3(g) + 3 CO(g) = 2 Fe + 3 CO2(g)
Al(NO3)3 + H2(SO4) = Al2(SO4)3 + H(NO3) =>
2 Al(NO3)3 + 3 H2(SO4) = Al2(SO4)3 + 6 H(NO3)
H2SO4 + NaCl + KOH = Na2SO4 + KCl + H2O =>
H2SO4 + 2 NaCl + 2 KOH = Na2SO4 + 2 KCl + 2 H2O
CaHPO4*2H2O + NaOH + H2O = Na2HPO4*12H2O + Ca(OH)2 =>
CaHPO4*2H2O + 2 NaOH + 10 H2O = Na2HPO4*12H2O + Ca(OH)2
I2 + Na2S2O3 = NaI + Na2S4O6 =>
I2 + 2 Na2S2O3 = 2 NaI + Na2S4O6
Pb3(PO4)4 + Na2S = Pb2S4 + Na3PO4 =>
2 Pb3(PO4)4 + 12 Na2S = 3 Pb2S4 + 8 Na3PO4
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + 2 NH4NO3(aq)
C3H8O3 + O3 = CO2 + H2O =>
3 C3H8O3 + 7 O3 = 9 CO2 + 12 H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
Fe2(C2O4)3 + NaOH = Fe(OH)3 + Na2(C2O4) =>
Fe2(C2O4)3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2(C2O4)
KNO3 + CoSO4 = K2SO4 + Co(NO3)2 =>
2 KNO3 + CoSO4 = K2SO4 + Co(NO3)2
Zn(s) + K2Cr2O7(aq) + H2SO4(aq) = ZnSO4(aq) + CrSO4(aq) + K2SO4(aq) + H2O(l) =>
4 Zn(s) + K2Cr2O7(aq) + 7 H2SO4(aq) = 4 ZnSO4(aq) + 2 CrSO4(aq) + K2SO4(aq) + 7 H2O(l)
Na2SO4 + Mg(OH)2 = NaOH + MgSO4 =>
Na2SO4 + Mg(OH)2 = 2 NaOH + MgSO4
K2Cr2O7 + SnCl2 + KOH + H2O = KCl + K2[Sn(OH)6] + K3[Cr(OH)6] =>
K2Cr2O7 + 3 SnCl2 + 16 KOH + 7 H2O = 6 KCl + 3 K2[Sn(OH)6] + 2 K3[Cr(OH)6]
Zn(OH)2 + (NH4)2SO4 + NH4OH = [Zn(NH3)4]SO4 + H2O =>
Zn(OH)2 + (NH4)2SO4 + 2 NH4OH = [Zn(NH3)4]SO4 + 4 H2O
KMnO4 + Fe3O4 = K2O + MnO + Fe2O3 =>
2 KMnO4 + 10 Fe3O4 = K2O + 2 MnO + 15 Fe2O3
SiF4 + H2O = H4SiO4 + H2SiF6 =>
3 SiF4 + 4 H2O = H4SiO4 + 2 H2SiF6
(CaO2)6(MgO2)3 + HCl = CaCl2 + MgCl2 + H2O2 =>
(CaO2)6(MgO2)3 + 18 HCl = 6 CaCl2 + 3 MgCl2 + 9 H2O2
Ca + Br2 = CaBr2 =>
Ca + Br2 = CaBr2
Be + KOH + H2O = K[Be(OH)4] + H2 =>
2 Be + 2 KOH + 6 H2O = 2 K[Be(OH)4] + 3 H2
Li + H2O(l) = LiOH + H2 =>
2 Li + 2 H2O(l) = 2 LiOH + H2
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(aq) + 2 NH4NO3(aq)
H3CH2OH + O2 = H2O + CH3COOH =>
2 H3CH2OH + 2 O2 = 4 H2O + CH3COOH
Ca + SO3 = CaSO3 =>
Ca + SO3 = CaSO3
C12H22O + H2O = C2H6O + CO2 =>
3 C12H22O + 18 H2O = 17 C2H6O + 2 CO2
KMnO4 + Al + H2SO4 = K2SO4 + Al(MnO4)3 + H2 =>
6 KMnO4 + 2 Al + 3 H2SO4 = 3 K2SO4 + 2 Al(MnO4)3 + 3 H2
Na2SO3 + HClO4 = NaClO4 + H2O + SO2 =>
Na2SO3 + 2 HClO4 = 2 NaClO4 + H2O + SO2
C18H38 + O2 = H2O + CO2 =>
2 C18H38 + 55 O2 = 38 H2O + 36 CO2
K2ZnO2 + HCl = ZnCl2 + KOH =>
K2ZnO2 + 2 HCl = ZnCl2 + 2 KOH
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