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2 HgO = 2 Hg + O2
BaO + Cl = BaCl2 + O =>
BaO + 2 Cl = BaCl2 + O
Al(OH)3 + HNO3 = [Al(OH)2]NO3 + H2O =>
Al(OH)3 + HNO3 = [Al(OH)2]NO3 + H2O
NH3(aq) + Ni(aq) = Ni(NH3)6(aq) =>
6 NH3(aq) + Ni(aq) = Ni(NH3)6(aq)
CoCl2 + NaOH{-} = Co(OH)2 + NaCl{-} =>
CoCl2 + 2 NaOH{-} = Co(OH)2 + 2 NaCl{-}
KOH + HCl = KHHClO =>
KOH + HCl = KHHClO
CFe3 + HCl = C2H6 + H2 + FeCl4 =>
2 CFe3 + 24 HCl = C2H6 + 9 H2 + 6 FeCl4
Al2(CO3)3 + HOH = Al(OH)3 + H2CO3 =>
Al2(CO3)3 + 6 HOH = 2 Al(OH)3 + 3 H2CO3
W + HNO3 = WO3 + NO2 + H2O =>
W + 6 HNO3 = WO3 + 6 NO2 + 3 H2O
Ca(OH)2 + H2Cr2O7 = Ca(Cr2O7) + H2O =>
Ca(OH)2 + H2Cr2O7 = Ca(Cr2O7) + 2 H2O
(NH4)2SO4 + Ca(OH)2 = NH4(OH) + (SO4)Ca =>
(NH4)2SO4 + Ca(OH)2 = 2 NH4(OH) + (SO4)Ca
MgCl2 + Li2CO3 = MgCO3 + LiCl =>
MgCl2 + Li2CO3 = MgCO3 + 2 LiCl
CaCO3 + SO2 + H2O = H2CO3 + CaSO3 =>
CaCO3 + SO2 + H2O = H2CO3 + CaSO3
Mn + N = Mn2N =>
2 Mn + N = Mn2N
H3O{+} + HO{-} = H2O =>
H3O{+} + HO{-} = 2 H2O
NaBr + FeCl3 + H2SO4 = NaCl + Fe2SO4 + HCl + Br2 =>
4 NaBr + 2 FeCl3 + H2SO4 = 4 NaCl + Fe2SO4 + 2 HCl + 2 Br2
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
MnO3 + Na2O2 = Na2MnO4 + O2 =>
2 MnO3 + 2 Na2O2 = 2 Na2MnO4 + O2
Rb + H2O = RbOH + H2 =>
2 Rb + 2 H2O = 2 RbOH + H2
Al(NO3)3 + K2SiO3 = Al2(SiO3)3 + KNO3 =>
2 Al(NO3)3 + 3 K2SiO3 = Al2(SiO3)3 + 6 KNO3
CO2 + KOH = K2CO3 + H2O =>
CO2 + 2 KOH = K2CO3 + H2O
Na3[Cr(OH)4] + KOH + H2O2 = K2CrO4 + H2O + NaOH =>
2 Na3[Cr(OH)4] + 4 KOH + 5 H2O2 = 2 K2CrO4 + 8 H2O + 6 NaOH
Li2SO3 + HBr = H2SO3 + LiBr =>
Li2SO3 + 2 HBr = H2SO3 + 2 LiBr
ZnS + AlCl3 = ZnCl2 + Al2S3 =>
3 ZnS + 2 AlCl3 = 3 ZnCl2 + Al2S3
PbO2 + Pb{+} + H{+} = Pb{2+} + H2O =>
PbO2 + 2 Pb{+} + 4 H{+} = 3 Pb{2+} + 2 H2O
Na + AlF3 = NaF + Al =>
3 Na + AlF3 = 3 NaF + Al
K2Co3 + H2O = KOH + KHCo3 =>
K2Co3 + H2O = KOH + KHCo3
AgNO3 + KCI = AgCI + KNO3 =>
AgNO3 + KCI = AgCI + KNO3
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
Cl2(g) + Nal(aq) + NaOH(aq) = NaCl(aq) + NalO3(aq) + H2O =>
3 Cl2(g) + Nal(aq) + 6 NaOH(aq) = 6 NaCl(aq) + NalO3(aq) + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Sb + Cl2 = SbCl3 =>
2 Sb + 3 Cl2 = 2 SbCl3
K2CO3 + ZnO = ZnCO3 + K2O =>
K2CO3 + ZnO = ZnCO3 + K2O
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
C3H7SH + O2 = CO2 + SO2 + H2O =>
C3H7SH + 6 O2 = 3 CO2 + SO2 + 4 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Hg(NO3)2(aq) + KI(aq) = KNO3(aq) + HgI2(s) =>
Hg(NO3)2(aq) + 2 KI(aq) = 2 KNO3(aq) + HgI2(s)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Al + NaOH = Na3 + Al2O3 + H2 =>
4 Al + 6 NaOH = 2 Na3 + 2 Al2O3 + 3 H2
Co(s) + O3(g) = Co2O3(s) =>
2 Co(s) + O3(g) = Co2O3(s)
Fe2O3 + K2C2O4 + H2C2O4 = K3[Fe(C2O4)3] + H2O =>
Fe2O3 + 3 K2C2O4 + 3 H2C2O4 = 2 K3[Fe(C2O4)3] + 3 H2O
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
BaCl2*2H2O + NaHCO3 = H2O + NaCl + BaHCO3 + Cl2 =>
2 BaCl2*2H2O + 2 NaHCO3 = 4 H2O + 2 NaCl + 2 BaHCO3 + Cl2
C14H10O2 + KOH = C14H11KO3 =>
C14H10O2 + KOH = C14H11KO3
Ni(NO3)2 + KSCN = Ni(SCN)2 + KNO3 =>
Ni(NO3)2 + 2 KSCN = Ni(SCN)2 + 2 KNO3
VO4{3-} + SO2 + H{+} = VO{2} + SO4{2-} + H2O =>
2 VO4{3-} + SO2 + 8 H{+} = 2 VO{2} + SO4{2-} + 4 H2O
KI + Cl2 = KCl + I2 =>
2 KI + Cl2 = 2 KCl + I2
Rb + Br2 = RbBr =>
2 Rb + Br2 = 2 RbBr
Fe(No3)2(aq) + Al(s) = Al(No3)3(aq) + Fe(s) =>
3 Fe(No3)2(aq) + 2 Al(s) = 2 Al(No3)3(aq) + 3 Fe(s)
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