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2 Zn + 2 HCI = 2 ZnCI + H2
ZnS + HNO3 = Zn(NO3)2 + H2SO4 + NO2 + H2O =>
ZnS + 10 HNO3 = Zn(NO3)2 + H2SO4 + 8 NO2 + 4 H2O
[Cd(NH3)4]Cl2 + H2SO4 = CdSO4 + (NH4)2SO4 + HCl =>
[Cd(NH3)4]Cl2 + 3 H2SO4 = CdSO4 + 2(NH4)2SO4 + 2 HCl
C5H12N2O2 + O2 = CO2 + H2O + NH3 =>
2 C5H12N2O2 + 11 O2 = 10 CO2 + 6 H2O + 4 NH3
NaH + SO3 = NaHSO3 =>
NaH + SO3 = NaHSO3
CrCl3 + Na3PO4 = NaCl + CrPO4 =>
CrCl3 + Na3PO4 = 3 NaCl + CrPO4
H2SO4 + Nh4OH = Nh4SO4 + H2OH =>
H2SO4 + Nh4OH = Nh4SO4 + H2OH
H16MgNO10P = NH3 + H2O + Mg2P2O7 =>
2 H16MgNO10P = 2 NH3 + 13 H2O + Mg2P2O7
CaS2 + O2 = CaO2 + SO2 =>
CaS2 + 3 O2 = CaO2 + 2 SO2
BaO + HBr = BaHBr + O =>
BaO + HBr = BaHBr + O
FeN3O9 + Na2CO3 = FeNa2 + N3O9CO3 =>
FeN3O9 + Na2CO3 = FeNa2 + N3O9CO3
I2 + OH({-}) = I({-}) + IO3({-}) + H2O =>
3 I2 + 6 OH({-}) = 5 I({-}) + IO3({-}) + 3 H2O
Na3PO4 + H2O = NaOH + P2O5 =>
2 Na3PO4 + 3 H2O = 6 NaOH + P2O5
NbO + Al = Nb + Al2O3 =>
3 NbO + 2 Al = 3 Nb + Al2O3
CH3C(O)OC(O)CH3 + CH3CH(OH)CH3 = CH3CO2CH2CH2CH3 + CH3CO2H =>
CH3C(O)OC(O)CH3 + CH3CH(OH)CH3 = CH3CO2CH2CH2CH3 + CH3CO2H
PbO2*(c) = PbO(c) + O2*(g) =>
2 PbO2*(c) = 2 PbO(c) + O2*(g)
N2H2 + H2O2 = HNO3 + H2O =>
N2H2 + 6 H2O2 = 2 HNO3 + 6 H2O
Cr2(SO4)3 + Na2S + H2O = Cr(OH)3 + Na2SO4 + H2S =>
Cr2(SO4)3 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + 3 Na2SO4 + 3 H2S
PbF4 + K3PO4 = KF + Pb3(PO4)4 =>
3 PbF4 + 4 K3PO4 = 12 KF + Pb3(PO4)4
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
C7(H14) + O2 = CO2 + H2O =>
2 C7(H14) + 21 O2 = 14 CO2 + 14 H2O
CoCl2*6H2O + H2O2 + NaHCO3 = Na3[Co(CO3)3]*3H2O + NaCl + CO2 + H2O =>
2 CoCl2*6H2O + H2O2 + 10 NaHCO3 = 2 Na3[Co(CO3)3]*3H2O + 4 NaCl + 4 CO2 + 12 H2O
HgCO3 + HI = H2CO3 + HgI2 =>
HgCO3 + 2 HI = H2CO3 + HgI2
BaCl2*H2O(s) = BaCl2(s) + H2O(g) =>
BaCl2*H2O(s) = BaCl2(s) + H2O(g)
K2MnO4(s) + H2O(l) = KMnO4(s) + MnO2(s) + KOH(s) =>
3 K2MnO4(s) + 2 H2O(l) = 2 KMnO4(s) + MnO2(s) + 4 KOH(s)
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
O + Cu2S = Cu2O + SO2 =>
3 O + Cu2S = Cu2O + SO2
Fe(NO3)2 + Ca(OH)2 = Fe(OH)2 + Ca(NO3)2 =>
Fe(NO3)2 + Ca(OH)2 = Fe(OH)2 + Ca(NO3)2
Al4C3 + H(OH) = CH4 + Al(OH)3 =>
Al4C3 + 12 H(OH) = 3 CH4 + 4 Al(OH)3
Cl2O5 + NaIO = NaIO3 + Cl2 =>
2 Cl2O5 + 5 NaIO = 5 NaIO3 + 2 Cl2
C3H6 + O2 = CO2 + H2O =>
2 C3H6 + 9 O2 = 6 CO2 + 6 H2O
Na2Cr2O7 + C3H8O + H2SO4 = Na2SO4 + Cr2(SO4)3 + CH3COOH + H2O =>
2 Na2Cr2O7 + 2 C3H8O + 8 H2SO4 = 2 Na2SO4 + 2 Cr2(SO4)3 + 3 CH3COOH + 10 H2O
Fe + Si = Fe4Si3 =>
4 Fe + 3 Si = Fe4Si3
H3BO3 = H4B6O11 + H2O =>
6 H3BO3 = H4B6O11 + 7 H2O
SO2 + H2O + NaCl = Na2SO3 + HCl =>
SO2 + H2O + 2 NaCl = Na2SO3 + 2 HCl
Cu + O2 = (CuO2)2 =>
2 Cu + 2 O2 = (CuO2)2
Se + BrO3{-} + H2O = H2SeO4 + Br{-} =>
Se + BrO3{-} + H2O = H2SeO4 + Br{-}
C40H28 + O2 = CO2 + H2O =>
C40H28 + 47 O2 = 40 CO2 + 14 H2O
(NH4)2(SO4) + H2O = NH4 + H2SO4 + OH =>
(NH4)2(SO4) + 2 H2O = 2 NH4 + H2SO4 + 2 OH
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl =>
H2N(CH2)6NH2 + ClOC(CH2)8COCl = H2N[(CH2)6NHCO(CH2)8]COCl + HCl
HCl(g) + Na(s) = H2(g) + NaCl(aq) =>
2 HCl(g) + 2 Na(s) = H2(g) + 2 NaCl(aq)
H2C2O4 + NaOH = H3O5 + NaC2 =>
H2C2O4 + NaOH = H3O5 + NaC2
FeS2 + O2 + H2O = SO4 + Fe(OH)3 =>
4 FeS2 + 19 O2 + 6 H2O = 8 SO4 + 4 Fe(OH)3
CaCO3(s) + H3C6H5O7(aq) = Ca3(C6H5O7)2(aq) + H2O(l) + CO2(g) =>
3 CaCO3(s) + 2 H3C6H5O7(aq) = Ca3(C6H5O7)2(aq) + 3 H2O(l) + 3 CO2(g)
Zn + Cu = ZnCu4 =>
Zn + 4 Cu = ZnCu4
Fe3(PO4)2 + KOH = Fe(OH)2 + K3PO4 =>
Fe3(PO4)2 + 6 KOH = 3 Fe(OH)2 + 2 K3PO4
Al{+3} + (OH){-} = Al(OH)3 =>
Al{+3} + 3(OH){-} = Al(OH)3
ZnO + ZnS + O2 = ZnO*ZnSO4 =>
ZnO + ZnS + 2 O2 = ZnO*ZnSO4
Fe + HBr = FeBr2 + H2 =>
Fe + 2 HBr = FeBr2 + H2
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