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Zn + 2 Cl + H2S = ZnS + 2 HCl
C2H6OS + O2 = CO2 + H2O + H2SO4 =>
2 C2H6OS + 9 O2 = 4 CO2 + 4 H2O + 2 H2SO4
Cu(s) + AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + Ag(s) =>
Cu(s) + 2 AgC2H3O2(aq) = Cu(C2H3O2)2(aq) + 2 Ag(s)
Cr{3+} + NH4OH = Cr(NH3)6{3+} + H2O =>
Cr{3+} + 6 NH4OH = Cr(NH3)6{3+} + 6 H2O
ClCH2CH2Cl + Zn = CH2CH2 + ZnCl2 =>
ClCH2CH2Cl + Zn = CH2CH2 + ZnCl2
Al(OH) + HSiO = Al(SiO) + H2O =>
Al(OH) + HSiO = Al(SiO) + H2O
Cu{2+} + I{-} + SCN{-} = CuSCN + I2 =>
2 Cu{2+} + 2 I{-} + 2 SCN{-} = 2 CuSCN + I2
Cu + SO4H = CuSO4 + SO2 + H2O =>
3 Cu + 4 SO4H = 3 CuSO4 + SO2 + 2 H2O
Al2(CO3)3(aq) + HNO3(aq) = Al(NO3)3(aq) + H2O(l) + CO2(g) =>
Al2(CO3)3(aq) + 6 HNO3(aq) = 2 Al(NO3)3(aq) + 3 H2O(l) + 3 CO2(g)
K2O2 + H2O = KOH(aq) + O2 =>
2 K2O2 + 2 H2O = 4 KOH(aq) + O2
Ca2PbO4 + H2SO4 = CaSO4 + PbSO4 + O2 + H2O =>
2 Ca2PbO4 + 6 H2SO4 = 4 CaSO4 + 2 PbSO4 + O2 + 6 H2O
IO3 = I2 + O =>
2 IO3 = I2 + 6 O
Copper(I)oxide + hydrogen = copper + water =>
Cu2O + H2 = 2 Cu + H2O
K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + H2O + O =>
K2Cr2O7 + 4 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 H2O + 3 O
Au + HNO3 = AuNO3 + NO + H2O =>
3 Au + 4 HNO3 = 3 AuNO3 + NO + 2 H2O
PbO + NaOCl = PbO2 + NaCl =>
PbO + NaOCl = PbO2 + NaCl
Na2CO3(aq) + H2O(l) = CO2(g) + NaOH(aq) =>
Na2CO3(aq) + H2O(l) = CO2(g) + 2 NaOH(aq)
HMnO4 + HCl = MnCl + Cl2 + H2O =>
HMnO4 + 7 HCl = MnCl + 3 Cl2 + 4 H2O
SnCl2 + K2Cr2O7 + HCl = SnCl4 + CrCl3 + K2O + H2O =>
3 SnCl2 + K2Cr2O7 + 12 HCl = 3 SnCl4 + 2 CrCl3 + K2O + 6 H2O
Cu(s) + S(g) = Cu2S(s) =>
2 Cu(s) + S(g) = Cu2S(s)
C6H6 + C2H3OCl = C8H8O + HCl =>
C6H6 + C2H3OCl = C8H8O + HCl
KMnO4 + C2H2O2 + H2SO4 = MnSO4 + K2SO4 + H2O + CO2 =>
6 KMnO4 + 5 C2H2O2 + 9 H2SO4 = 6 MnSO4 + 3 K2SO4 + 14 H2O + 10 CO2
CIO2 + H2O = HCIO2 + HCIO3 =>
2 CIO2 + H2O = HCIO2 + HCIO3
CH3CH2OH + Cl2 = CH3CH2Cl + OH =>
2 CH3CH2OH + Cl2 = 2 CH3CH2Cl + 2 OH
Fe + Al = FeAl2 =>
Fe + 2 Al = FeAl2
(NH4)2SO4(s) + NaOH = NH3 + Na2SO4 + H2O =>
(NH4)2SO4(s) + 2 NaOH = 2 NH3 + Na2SO4 + 2 H2O
I{-} + Co{3+} = I2 + Co{2+} =>
2 I{-} + 2 Co{3+} = I2 + 2 Co{2+}
Pb(NO3)2 + HCl = HNO3 + PbCl2 =>
Pb(NO3)2 + 2 HCl = 2 HNO3 + PbCl2
Zn(NO3)2 = ZnO + NO2 + O2 =>
2 Zn(NO3)2 = 2 ZnO + 4 NO2 + O2
NaOCl + C6H8O7 = H2O + NaCl + ClO + C6H5Na3O7 =>
9 NaOCl + 2 C6H8O7 = 3 H2O + 3 NaCl + 6 ClO + 2 C6H5Na3O7
S + KBrO3 = SO2 + KBr =>
3 S + 2 KBrO3 = 3 SO2 + 2 KBr
IO3{-} + H2SO3 + H = I2 + SO4{-2} + H2O =>
2 IO3{-} + H2SO3 + 8 H = I2 + SO4{-2} + 5 H2O
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Fe(NO3)2 = Fe3O4 + NO2 + O2 =>
3 Fe(NO3)2 = Fe3O4 + 6 NO2 + O2
K(CO3) + Mn2(SO4) = Mn(CO3) + K2(SO4) =>
2 K(CO3) + Mn2(SO4) = 2 Mn(CO3) + K2(SO4)
NiS2 = Ni + S =>
NiS2 = Ni + 2 S
PbCl2 + KOH = Pb(OH)2 + KCl =>
PbCl2 + 2 KOH = Pb(OH)2 + 2 KCl
K2SO4 + AlCl = KCl + Al2SO4 =>
K2SO4 + 2 AlCl = 2 KCl + Al2SO4
Hg2(HCO3)2 = Hg2CO3 + CO2 + H2O =>
Hg2(HCO3)2 = Hg2CO3 + CO2 + H2O
Fe + KCNS = Fe(CNS) + K =>
Fe + KCNS = Fe(CNS) + K
Si + CO = SiC + SiO2 =>
3 Si + 2 CO = 2 SiC + SiO2
K(s) + HNO3(aq) = KNO3(aq) + H2(g) =>
2 K(s) + 2 HNO3(aq) = 2 KNO3(aq) + H2(g)
PO4 = P + O =>
PO4 = P + 4 O
Na2HPO4 + CaCl2 = Ca3(PO4)2 + NaCl + HCl =>
2 Na2HPO4 + 3 CaCl2 = Ca3(PO4)2 + 4 NaCl + 2 HCl
Mg2 + N2 = Mg3N2 =>
3 Mg2 + 2 N2 = 2 Mg3N2
BaCl2KSO3 = BaSO3KCl2 =>
BaCl2KSO3 = BaSO3KCl2
H + Cl + O = HClO =>
H + Cl + O = HClO
HNO3Na2SO3 = HSO3Na2NO3 =>
HNO3Na2SO3 = HSO3Na2NO3
Zn + FeCl3 = Fe + Zn3(Cl3)2 =>
3 Zn + 2 FeCl3 = 2 Fe + Zn3(Cl3)2
CaSO4 + Mg + H2O = MgSO4 + CaO + H2 =>
CaSO4 + Mg + H2O = MgSO4 + CaO + H2
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