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2 Fe(iii) + O2 = 2 FeO
Pt + HCl = PtCl2 + H2 =>
Pt + 2 HCl = PtCl2 + H2
S8 + NaOH = Na2S + Na2SO4 + H2O =>
S8 + 16 NaOH = 6 Na2S + 2 Na2SO4 + 8 H2O
Fe(ClO3)2 + Na2S = FeS + Na2(ClO3)2 =>
Fe(ClO3)2 + Na2S = FeS + Na2(ClO3)2
K2MnO4 + KCl + H2SO4 = MnSO4 + K2SO4 + H2O + Cl2 =>
K2MnO4 + 4 KCl + 4 H2SO4 = MnSO4 + 3 K2SO4 + 4 H2O + 2 Cl2
Li2S + H2O = Li2O + H2S =>
Li2S + H2O = Li2O + H2S
Na2O + SiO2 = Na2SiO3 =>
Na2O + SiO2 = Na2SiO3
KClO3 + H2C2O4 + H2SO4 = K2SO4 + CO2 + ClO2 + H2O =>
2 KClO3 + H2C2O4 + H2SO4 = K2SO4 + 2 CO2 + 2 ClO2 + 2 H2O
K2Cr2O7 + H2SO4 + Na2SO3 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2SO3 = Cr2(SO4)3 + K2SO4 + 3 Na2SO4 + 4 H2O
MnCl2 + NaOH + H2O2 = Na2MnO4 + NaCl + H2O =>
MnCl2 + 4 NaOH + 2 H2O2 = Na2MnO4 + 2 NaCl + 4 H2O
Ca(OCl)2 + Ni(OH)2 = NiOOH + CaCl2 + H2O =>
Ca(OCl)2 + 4 Ni(OH)2 = 4 NiOOH + CaCl2 + 2 H2O
K2CO3 + CdI2 = K2I2 + CdCO3 =>
K2CO3 + CdI2 = K2I2 + CdCO3
Mg(s) + HCl(l) = MgCl2 + H2 =>
Mg(s) + 2 HCl(l) = MgCl2 + H2
P + F2 = PF2 =>
P + F2 = PF2
CaSiO3 + HCl = CaCl2 + H2SiO3 =>
CaSiO3 + 2 HCl = CaCl2 + H2SiO3
C15H31OH + O2 = CO2 + H2O =>
2 C15H31OH + 45 O2 = 30 CO2 + 32 H2O
C6H5OH + Na = C6H5ONa + H2 =>
2 C6H5OH + 2 Na = 2 C6H5ONa + H2
C5H12 + Cl2 = C5H8Cl4 + H2 =>
C5H12 + 2 Cl2 = C5H8Cl4 + 2 H2
PbO2 + NH3 = Pb + N + H2O =>
3 PbO2 + 4 NH3 = 3 Pb + 4 N + 6 H2O
NaHCO3 + KOH = KNaCO3 + H2O =>
NaHCO3 + KOH = KNaCO3 + H2O
Al2O3 + HNo3 = Al(No3)3 + H2O =>
Al2O3 + 6 HNo3 = 2 Al(No3)3 + 3 H2O
C6H10 = C + H2 =>
C6H10 = 6 C + 5 H2
Al(OH)3 + NaOH = NaAlO2 + H2O =>
Al(OH)3 + NaOH = NaAlO2 + 2 H2O
La + Co + Si = LaCoSi =>
La + Co + Si = LaCoSi
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3Fe(NO2)6 + K3Co(CN)6 =>
K3[Fe(CN)6] + Na3[Co(NO2)6] = Na3Fe(NO2)6 + K3Co(CN)6
Cr(NO3)2 = Cr + (NO3)2 =>
Cr(NO3)2 = Cr + (NO3)2
Co(No3)2(aq) + Na2CO3(aq) = CoCO3(s) + NaNo3(aq) =>
Co(No3)2(aq) + Na2CO3(aq) = CoCO3(s) + 2 NaNo3(aq)
Fe(NO3)2 + HCl = FeCl2 + HNO3 =>
Fe(NO3)2 + 2 HCl = FeCl2 + 2 HNO3
Na3N + O2 = Na2O + N =>
4 Na3N + 3 O2 = 6 Na2O + 4 N
Fe2O3(s) + CO(g) = Fe3O4(s) + CO2(g) =>
3 Fe2O3(s) + CO(g) = 2 Fe3O4(s) + CO2(g)
V + H2O = H4V6O17 + H2 =>
6 V + 17 H2O = H4V6O17 + 15 H2
Mn3O4 + KClO3 + K2CO3 = K2MnO4 + KCl + CO2 =>
3 Mn3O4 + 5 KClO3 + 9 K2CO3 = 9 K2MnO4 + 5 KCl + 9 CO2
CaCl2(s) = Ca(aq) + Cl(aq) =>
CaCl2(s) = Ca(aq) + 2 Cl(aq)
FeF3 + NaOH = Fe(OH)3 + NaF =>
FeF3 + 3 NaOH = Fe(OH)3 + 3 NaF
CO + OH = CO3 + H2O =>
CO + 4 OH = CO3 + 2 H2O
ZnS + AlPO4 = ZnPO4 + AlS =>
ZnS + AlPO4 = ZnPO4 + AlS
NH3(g) + H2O = NH4OH(aq) =>
NH3(g) + H2O = NH4OH(aq)
NaNO3 + Al + S = Al2O3 + N2 + Na2S =>
2 NaNO3 + 4 Al + S = 2 Al2O3 + N2 + Na2S
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
Zn + CuCo3 = ZnCo3 + Cu =>
Zn + CuCo3 = ZnCo3 + Cu
PbS2 + O = PbO + SO2 =>
PbS2 + 5 O = PbO + 2 SO2
Ca(OH)2(s) + H3PO4(aq) = Ca3(PO4)2(s) + H2O =>
3 Ca(OH)2(s) + 2 H3PO4(aq) = Ca3(PO4)2(s) + 6 H2O
BiCl3 + NH4OH = BiOH + NH4Cl3 =>
BiCl3 + NH4OH = BiOH + NH4Cl3
As2S3 + NaOH + Cl2 = Na2SO4 + Na3AsO4 + H2O + NaCl =>
As2S3 + 40 NaOH + 14 Cl2 = 3 Na2SO4 + 2 Na3AsO4 + 20 H2O + 28 NaCl
Br + H2O = BrOH + H2 =>
2 Br + 2 H2O = 2 BrOH + H2
Br2 + HNO3 = HBrO3 + NO + H2O =>
3 Br2 + 10 HNO3 = 6 HBrO3 + 10 NO + 2 H2O
C6H12O2(l) + O2(g) = CO2(g) + H2O(g) =>
C6H12O2(l) + 8 O2(g) = 6 CO2(g) + 6 H2O(g)
Cu{2+} + CN{-} = Cu{+} + (CN)2 =>
2 Cu{2+} + 2 CN{-} = 2 Cu{+} + (CN)2
Al(OH)3 + HNO3 = Al(NO3)3 + H2O =>
Al(OH)3 + 3 HNO3 = Al(NO3)3 + 3 H2O
H2SO3 + K(OH) = KHSO3 + H2O =>
H2SO3 + K(OH) = KHSO3 + H2O
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