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16 OH{-} + 3 O2 + 4 Cr{3+} = 2 Cr2O7{2-} + 8 H2O
HF + C6H5COO = F + C6H6COO =>
HF + C6H5COO = F + C6H6COO
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Pb(NO3)4 + (NH4)3PO4 = Pb3(PO4)4 + NH4NO3 =>
3 Pb(NO3)4 + 4(NH4)3PO4 = Pb3(PO4)4 + 12 NH4NO3
Sn{+2}Cl2{-} + Hg{+2}Cl2{-} = Sn{+4}Cl4{-} + Hg2{+}Cl2{-} =>
3 Sn{+2}Cl2{-} + 4 Hg{+2}Cl2{-} = 3 Sn{+4}Cl4{-} + 2 Hg2{+}Cl2{-}
K2Cr2O7 + HCl + Zn = CrCl3 + H2O + KCl + ZnCl2 =>
K2Cr2O7 + 14 HCl + 3 Zn = 2 CrCl3 + 7 H2O + 2 KCl + 3 ZnCl2
Ba + Cl2 = BaCl2 =>
Ba + Cl2 = BaCl2
N2(g) + H2(g) = NH3(g) =>
N2(g) + 3 H2(g) = 2 NH3(g)
H2CO3 = H2O + CO2 =>
H2CO3 = H2O + CO2
Fe + KOH = Fe(OH)3 + K =>
Fe + 3 KOH = Fe(OH)3 + 3 K
NaCl + H2O = NaHClO + H =>
NaCl + H2O = NaHClO + H
ZnO(s) + SO2(g) = ZnS(s) + O2(g) =>
2 ZnO(s) + 2 SO2(g) = 2 ZnS(s) + 3 O2(g)
CaCl2 + Na2SiO3 = NaCl + CaSiO3 =>
CaCl2 + Na2SiO3 = 2 NaCl + CaSiO3
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
H2SO3 + NaOH = Na2SO3 + H2O =>
H2SO3 + 2 NaOH = Na2SO3 + 2 H2O
BaSO4 + Fe(OH)3 = BaSO4Fe(OH)3 =>
BaSO4 + Fe(OH)3 = BaSO4Fe(OH)3
AgNO3 + Na3PO4 = Ag3PO4 + NaNO3 =>
3 AgNO3 + Na3PO4 = Ag3PO4 + 3 NaNO3
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
CaC2O4 + CH3COOH = CaCH3 + CO2 + H2O =>
8 CaC2O4 + 7 CH3COOH = 8 CaCH3 + 22 CO2 + 2 H2O
FeSO4 + H2O2 + KOH = K2SO4 + K3(Fe(OH)6) =>
2 FeSO4 + H2O2 + 10 KOH = 2 K2SO4 + 2 K3(Fe(OH)6)
FeO4{2-} + H2O = FeOOH + O2 + OH{-} =>
4 FeO4{2-} + 6 H2O = 4 FeOOH + 3 O2 + 8 OH{-}
CuS + KMnO4 + HCl = CuSO4 + KCl + MnCl + H2O =>
3 CuS + 4 KMnO4 + 8 HCl = 3 CuSO4 + 4 KCl + 4 MnCl + 4 H2O
VOSO4 + NaOH = Na2SO4 + Na2VO3 + H2O =>
VOSO4 + 4 NaOH = Na2SO4 + Na2VO3 + 2 H2O
Al + MgNO32 = AlNO32 + Mg =>
Al + MgNO32 = AlNO32 + Mg
NH4Cl + KNO3 = NH4NO3 + KCl =>
NH4Cl + KNO3 = NH4NO3 + KCl
NH3 + H2O + NaOH = H2 + NaNO3 =>
NH3 + 2 H2O + NaOH = 4 H2 + NaNO3
Ba = Ba2 =>
2 Ba = Ba2
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq) =>
AgNO3(aq) + NaOH(aq) = AgOH(s) + NaNO3(aq)
CO2 + H2O = C6H12O6 + O2 =>
6 CO2 + 6 H2O = C6H12O6 + 6 O2
K2(Zn(OH)4) + SO2 = ZnSO3 + K2SO3 + H2O =>
K2(Zn(OH)4) + 2 SO2 = ZnSO3 + K2SO3 + 2 H2O
Na2O + NO = Na2NO2 =>
Na2O + NO = Na2NO2
Zn + AgNo3 = Ag + Zn(No3) =>
Zn + AgNo3 = Ag + Zn(No3)
NH4Cl + NaOH = NaCl + H2O + NH3 =>
NH4Cl + NaOH = NaCl + H2O + NH3
CH3COOH + Na = CH3COONa + H2 =>
2 CH3COOH + 2 Na = 2 CH3COONa + H2
C6H13 + O2 = CO2 + H2O =>
4 C6H13 + 37 O2 = 24 CO2 + 26 H2O
C57H104O6 + NH4HCO3 = C57H110O6 + CO2 + NH3 =>
163 C57H104O6 + 324 NH4HCO3 = 160 C57H110O6 + 495 CO2 + 324 NH3
C58H114O26 + K2S2O8 + KOH = CO2 + K2SO4 + H2O =>
C58H114O26 + 147 K2S2O8 + 294 KOH = 58 CO2 + 294 K2SO4 + 204 H2O
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
CaCl2(aq) + Na2SO4(s) = CaSO4(s) + NaCl(aq) =>
CaCl2(aq) + Na2SO4(s) = CaSO4(s) + 2 NaCl(aq)
S + CH3COOPb = PbS + SCH3COO =>
2 S + CH3COOPb = PbS + SCH3COO
Ba2SO4 + HBr = Ba2Br + HSO4 =>
Ba2SO4 + HBr = Ba2Br + HSO4
C6H14 + Cl2 = C6H13Cl2 + HCl =>
2 C6H14 + 3 Cl2 = 2 C6H13Cl2 + 2 HCl
H + Kr = HKr =>
H + Kr = HKr
Zn + NaNO3 + CH3COOH = NH4NO2 + Zn(CH3COO)2 + Na(CH3COO) + H2O =>
5 Zn + 2 NaNO3 + 12 CH3COOH = NH4NO2 + 5 Zn(CH3COO)2 + 2 Na(CH3COO) + 4 H2O
Sc + O2 = Sc2O3 =>
4 Sc + 3 O2 = 2 Sc2O3
CaCO3 = CO2 + CaO =>
CaCO3 = CO2 + CaO
C3H7COOH + Li2CO3 = C3H7COOLi + CO2 + H2O =>
2 C3H7COOH + Li2CO3 = 2 C3H7COOLi + CO2 + H2O
Cr + CdCl2 = CrCl + Cd2 =>
4 Cr + 2 CdCl2 = 4 CrCl + Cd2
FeO + HBr = FeBr3 + H2O + H2 =>
2 FeO + 6 HBr = 2 FeBr3 + 2 H2O + H2
K2SO3 + BaS = K2S + BaSO3 =>
K2SO3 + BaS = K2S + BaSO3
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