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2 Fe + O2 + 2 H2O = 2 Fe(OH)2
ZnSO4 + CaO = ZnO + CaSO4 =>
ZnSO4 + CaO = ZnO + CaSO4
K2SO3 + H2SO4 + KMnO2 = K2SO4 + MnSO4 + H2O =>
K2SO3 + 3 H2SO4 + 2 KMnO2 = 2 K2SO4 + 2 MnSO4 + 3 H2O
C137H97O9NS + O2 = H2O + CO2 + SO2 + NO =>
4 C137H97O9NS + 633 O2 = 194 H2O + 548 CO2 + 4 SO2 + 4 NO
Na3N + Ca = Ca3N2 + Na =>
2 Na3N + 3 Ca = Ca3N2 + 6 Na
CCl4 + KOH = KCl + CO2 + H2O =>
CCl4 + 4 KOH = 4 KCl + CO2 + 2 H2O
H2C2O4*2H2O + Ba(OH)2 = BaC2O4 + H2O =>
H2C2O4*2H2O + Ba(OH)2 = BaC2O4 + 4 H2O
KI + NaClO + H2SO4 = K2SO4 + NaCl + I2 + H2O =>
2 KI + NaClO + H2SO4 = K2SO4 + NaCl + I2 + H2O
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2 =>
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2
C137H97O9NS + O2 = CO2 + H2O + NO2 + SO2 =>
4 C137H97O9NS + 635 O2 = 548 CO2 + 194 H2O + 4 NO2 + 4 SO2
CH3(CH2)3OH + HCl = CH3(CH2)3OH2 + Cl =>
CH3(CH2)3OH + HCl = CH3(CH2)3OH2 + Cl
Na3N + Ca = Ca3N + Na =>
Na3N + 3 Ca = Ca3N + 3 Na
CO + O2 = CO2 =>
2 CO + O2 = 2 CO2
C6H6 + C3H7Cl = C9H12 + HCl =>
C6H6 + C3H7Cl = C9H12 + HCl
C137H97O9NS + O2 = CO2 + H2O + N + S =>
4 C137H97O9NS + 627 O2 = 548 CO2 + 194 H2O + 4 N + 4 S
BaSO4 + H3PO4 = Ba3(PO4)2 + H2SO4 =>
3 BaSO4 + 2 H3PO4 = Ba3(PO4)2 + 3 H2SO4
H2 + O2(g) = H2O(l) =>
2 H2 + O2(g) = 2 H2O(l)
H2W12O42{10-} = W7O24{6-} + H2O + H{+} =>
7 H2W12O42{10-} = 12 W7O24{6-} + 6 H2O + 2 H{+}
RbOH + SO3 = Rb2SO4 + H2O =>
2 RbOH + SO3 = Rb2SO4 + H2O
CrCl2 + Cl2 + NaCl + H2O = HCl + Na2CrO4 =>
CrCl2 + 2 Cl2 + 2 NaCl + 4 H2O = 8 HCl + Na2CrO4
Ba + O = BaO2 =>
Ba + 2 O = BaO2
CoCl2 + NH4SCN = [Co(SCN)4] + Cl + NH4 =>
CoCl2 + 4 NH4SCN = [Co(SCN)4] + 2 Cl + 4 NH4
FeSO4 + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O =>
2 FeSO4 + HBrO + H2SO4 = Fe2(SO4)3 + HBr + H2O
CuCl2 + NaOH = Cu(OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu(OH)2 + 2 NaCl
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2 =>
Mg(NO3)2 + Na2SO4 = MgSO4 + Na2(NO3)2
Pb(NO3)2 + Na2CO3 = PbCO3 + NaNO3 =>
Pb(NO3)2 + Na2CO3 = PbCO3 + 2 NaNO3
Zn(NO3)2 + Fe(NO3)3 + NaOH = ZnFe2O4 + NaNO3 + H2O =>
Zn(NO3)2 + 2 Fe(NO3)3 + 8 NaOH = ZnFe2O4 + 8 NaNO3 + 4 H2O
CH3CH2COOCH(CH3)2 + NaOH = CH3CH2COONa + CH3CH2CH2OH =>
CH3CH2COOCH(CH3)2 + NaOH = CH3CH2COONa + CH3CH2CH2OH
KOH + NaH = NaOH + KH =>
KOH + NaH = NaOH + KH
Zn + HCI = ZnCI + H =>
Zn + HCI = ZnCI + H
Na + Br2 = NaBr =>
2 Na + Br2 = 2 NaBr
Cu2SO3 + O2 = CuO + CuSO4 =>
Cu2SO3 + O2 = CuO + CuSO4
Pb(NO3)2 + KOH = KNO3 + Pb(OH)2 =>
Pb(NO3)2 + 2 KOH = 2 KNO3 + Pb(OH)2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Zn + HCI = ZnCI + H2 =>
2 Zn + 2 HCI = 2 ZnCI + H2
Cd(OH)2 + HCl = CdCl2 + H2O =>
Cd(OH)2 + 2 HCl = CdCl2 + 2 H2O
Na2CO3 + H2S = NaHS + NaHCO3 =>
Na2CO3 + H2S = NaHS + NaHCO3
Na2CO3 + AgCl = NaCl + Ag + CO2 + O2 =>
2 Na2CO3 + 4 AgCl = 4 NaCl + 4 Ag + 2 CO2 + O2
C10H16N2O8 + NaOH + ZnO = C10H12N2O8Na2Zn + H2O =>
C10H16N2O8 + 2 NaOH + ZnO = C10H12N2O8Na2Zn + 3 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Cd(OH)2 + HCl = Cl2Cd + H2O =>
Cd(OH)2 + 2 HCl = Cl2Cd + 2 H2O
NiCO3 + NH3 = HCO3 + N + Ni =>
3 NiCO3 + NH3 = 3 HCO3 + N + 3 Ni
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
ZnO + C10H16N2O8 + NaOH = C10H12N2O8ZnNa2H2O + H2O =>
ZnO + C10H16N2O8 + 2 NaOH = C10H12N2O8ZnNa2H2O + 2 H2O
CuSO4 + Na2CO3 + H2O = Cu2(OH)2CO3 + CO2 + Na2SO4 =>
2 CuSO4 + 2 Na2CO3 + H2O = Cu2(OH)2CO3 + CO2 + 2 Na2SO4
Ca3N2 + S = CaS + N2 =>
Ca3N2 + 3 S = 3 CaS + N2
C3H8OH + C2H5COOH = C2H5COOOH + C3H8H =>
C3H8OH + C2H5COOH = C2H5COOOH + C3H8H
C137H97O9NS + O2 = CO2 + H2O + N + S =>
4 C137H97O9NS + 627 O2 = 548 CO2 + 194 H2O + 4 N + 4 S
BCl3 + HCl = BCl4 + H =>
BCl3 + HCl = BCl4 + H
HC4H6O2Cl + H2O = H3O + C4H6O2Cl =>
HC4H6O2Cl + H2O = H3O + C4H6O2Cl
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