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Pb + 4 HCl(aq) = 2 H2 + PbCl4(aq)
(NH4)2Cr2O7 + HNO3 = NH4NO3 + H2Cr2O7 =>
(NH4)2Cr2O7 + 2 HNO3 = 2 NH4NO3 + H2Cr2O7
C4H6O4Ca + Na2Co3 = CaCo3 + C2H3NaO2 =>
C4H6O4Ca + Na2Co3 = CaCo3 + 2 C2H3NaO2
HCOOH + Ca(OH)2 = CaOHHCOO + H2O =>
HCOOH + Ca(OH)2 = CaOHHCOO + H2O
Cl2 + CaS = ClS + Ca =>
Cl2 + 2 CaS = 2 ClS + 2 Ca
Au + H2SO4 = Au2(SO4)3 + H2 =>
2 Au + 3 H2SO4 = Au2(SO4)3 + 3 H2
H3PO4 = P2O5 + H2O =>
2 H3PO4 = P2O5 + 3 H2O
NaCl(aq) + H2SO4 = Na2SO4 + HCl(g) =>
2 NaCl(aq) + H2SO4 = Na2SO4 + 2 HCl(g)
HCI + H2O = H3O + CI =>
HCI + H2O = H3O + CI
Zn(OH)2 + NH3 = Zn(NH3)4(OH)2 =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4(OH)2
CH3CHNH2CH2CH2COOH + O2 = CO2 + N2 + H2O =>
4 CH3CHNH2CH2CH2COOH + 27 O2 = 20 CO2 + 2 N2 + 22 H2O
Mg + C2H5Br = C2H5MgBr =>
Mg + C2H5Br = C2H5MgBr
HClO4 + Fe = Fe(ClO4)3 + H2 =>
6 HClO4 + 2 Fe = 2 Fe(ClO4)3 + 3 H2
HCl + SnCl2 + NH2OH = SnCl4 + NH4Cl + H2O =>
3 HCl + SnCl2 + NH2OH = SnCl4 + NH4Cl + H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
LiCl + O2 = LiO2Cl =>
LiCl + O2 = LiO2Cl
CuCl + NaOH = NaCu + ClOH =>
CuCl + NaOH = NaCu + ClOH
C4H10O + Cu(OH)2 = CH3COOH + Cu + H2O =>
C4H10O + 4 Cu(OH)2 = 2 CH3COOH + 4 Cu + 5 H2O
Mg(OH)2 + Rb = RbOH + Mg =>
Mg(OH)2 + 2 Rb = 2 RbOH + Mg
Na2CO3 = Na2O + CO2 =>
Na2CO3 = Na2O + CO2
Cu(NO3)2 + NO = Cu(N2O4)2 =>
Cu(NO3)2 + 2 NO = Cu(N2O4)2
CuCl2*2H2O + NaHSO3 = CuCl + NaHSO4 + HCl + H2O =>
2 CuCl2*2H2O + NaHSO3 = 2 CuCl + NaHSO4 + 2 HCl + 3 H2O
Co{2+} + [NO2]{-} + H{+} = [Co(NO2)6]3{-} + H2O + NO =>
3 Co{2+} + 29[NO2]{-} + 22 H{+} = [Co(NO2)6]3{-} + 11 H2O + 11 NO
NaBiO3 + HNO3 + MnSO4 = Bi(NO3)3 + NaNO3 + Na2SO4 + HMnO4 + H2O =>
5 NaBiO3 + 16 HNO3 + 2 MnSO4 = 5 Bi(NO3)3 + NaNO3 + 2 Na2SO4 + 2 HMnO4 + 7 H2O
CaCO3 + HCl = CaCl2 + H2CO3 =>
CaCO3 + 2 HCl = CaCl2 + H2CO3
Sr2C2O5H2 + TiO2 = SrTiO3 + H2O + CO =>
Sr2C2O5H2 + 2 TiO2 = 2 SrTiO3 + H2O + 2 CO
C2H2(oh)3 + O2 = CO2 + H2O =>
4 C2H2(oh)3 + 31 O2 = 8 CO2 + 46 H2O
CH3CH2CH2CH2COOH + Na2CO3 = CH3CH2CH2CH2COONa + CO2 + H2O =>
2 CH3CH2CH2CH2COOH + Na2CO3 = 2 CH3CH2CH2CH2COONa + CO2 + H2O
Na2SO4 + H2S = S + NaOH + H2O =>
Na2SO4 + 3 H2S = 4 S + 2 NaOH + 2 H2O
NaWO4 + HCl + Na2SO3 = NaCl + Na2SO4 + W5O14 + H2O =>
10 NaWO4 + 10 HCl + 7 Na2SO3 = 10 NaCl + 7 Na2SO4 + 2 W5O14 + 5 H2O
C3H6O + H2O2 = C9H18O6 + H2O =>
3 C3H6O + 3 H2O2 = C9H18O6 + 3 H2O
CuCl + NaOH = NaCu + ClOH =>
CuCl + NaOH = NaCu + ClOH
Ca(OH)2 + Na3PO4 = Ca3(PO4)2 + NaOH =>
3 Ca(OH)2 + 2 Na3PO4 = Ca3(PO4)2 + 6 NaOH
NH2 + H2O = OH + NH3 =>
NH2 + H2O = OH + NH3
CuSO4 + Na3P = Na3SO4 + CuP =>
CuSO4 + Na3P = Na3SO4 + CuP
IO3 + H2O = I + OH =>
IO3 + 3 H2O = I + 6 OH
Fe + HS = Fe(HS)3 =>
Fe + 3 HS = Fe(HS)3
Ca(OH)2 + H3PD4 = Ca3(PD4)2 + H2O =>
3 Ca(OH)2 + 2 H3PD4 = Ca3(PD4)2 + 6 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
Zn + KNO2 + HCl = ZnCl2 + KCl + NH4Cl + H2O =>
3 Zn + KNO2 + 8 HCl = 3 ZnCl2 + KCl + NH4Cl + 2 H2O
Al2O3 + NO3 = Al(NO3)3 + O2 =>
2 Al2O3 + 12 NO3 = 4 Al(NO3)3 + 3 O2
Te + OH{-} = Te{2-} + TeO3{2-} + H2O =>
3 Te + 6 OH{-} = 2 Te{2-} + TeO3{2-} + 3 H2O
F + S2 = FS =>
2 F + S2 = 2 FS
NaHCO3(aq) + Al2(SO4)3(aq) = Al(OH)3(s) + CO2(g) + Na2SO4(aq) =>
6 NaHCO3(aq) + Al2(SO4)3(aq) = 2 Al(OH)3(s) + 6 CO2(g) + 3 Na2SO4(aq)
NaCl + K2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4)3 + H2O + Cl2 + K2SO4 =>
6 NaCl + K2Cr2O7 + 7 H2SO4 = 3 Na2SO4 + Cr2(SO4)3 + 7 H2O + 3 Cl2 + K2SO4
MnSO4 + H2O + (NH4)2S2O8 = HMnO4 + NH4HSO4 + H2SO4 =>
2 MnSO4 + 8 H2O + 5(NH4)2S2O8 = 2 HMnO4 + 10 NH4HSO4 + 2 H2SO4
H2SO4 + KCl = H2Cl + KSO4 =>
H2SO4 + KCl = H2Cl + KSO4
Na2CO3 + (NH2OH)2H2SO4 = Na2SO4 + H2O + CO2 + NH2OH =>
Na2CO3 + (NH2OH)2H2SO4 = Na2SO4 + H2O + CO2 + 2 NH2OH
C6H5CHCH2 + KMnO4 + H2SO4 = C6H5CH2COOH + K2SO4 + MnSO4 + H2O =>
5 C6H5CHCH2 + 4 KMnO4 + 6 H2SO4 = 5 C6H5CH2COOH + 2 K2SO4 + 4 MnSO4 + 6 H2O
C5H12 + NaOH = H2O + C5H12O3 + Na =>
C5H12 + 6 NaOH = 3 H2O + C5H12O3 + 6 Na
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