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CaCO3 + I2 = Ca(IO)2 + CO
Al(s) + Br2(l) = Al2Br3(s) =>
4 Al(s) + 3 Br2(l) = 2 Al2Br3(s)
CH3COOH + Fe = CH3COOFe + H2 =>
2 CH3COOH + 2 Fe = 2 CH3COOFe + H2
Al + KOH + H2(SO4) = KAl(SO4)2 + H2O + H2 =>
2 Al + 2 KOH + 4 H2(SO4) = 2 KAl(SO4)2 + 2 H2O + 3 H2
K3Fe(C2O4)3 + NaOH = Fe(OH)3 + K3Na3(C2O4)3 =>
K3Fe(C2O4)3 + 3 NaOH = Fe(OH)3 + K3Na3(C2O4)3
CaO + Mg(OH)2 = MgO + Ca(OH)2 =>
CaO + Mg(OH)2 = MgO + Ca(OH)2
C3H5O(COOH)3 + NaHCO3 = C3H5O(COONa)3 + CO2 + H2 =>
8 C3H5O(COOH)3 + 15 NaHCO3 = 5 C3H5O(COONa)3 + 33 CO2 + 27 H2
Mg + HBr = H + MgBr2 =>
Mg + 2 HBr = 2 H + MgBr2
CaSO3 + NaNO3 = Ca(NO3)2 + Na2SO3 =>
CaSO3 + 2 NaNO3 = Ca(NO3)2 + Na2SO3
C7H6O3 + H2O = C2H4O2 =>
2 C7H6O3 + 8 H2O = 7 C2H4O2
Sb(NO3)3 + H2O = Sb(OH)3 + HNO3 =>
Sb(NO3)3 + 3 H2O = Sb(OH)3 + 3 HNO3
N2(g) + O2(g) + H2O = HNO3(aq) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(aq)
SnCl2 + H2O = SnO + HCl =>
SnCl2 + H2O = SnO + 2 HCl
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3 =>
Zn + Co2(SO4)3 = Co2 + Zn(SO4)3
V5 + Zn = VZn5 =>
V5 + 25 Zn = 5 VZn5
NaNO3 + AgCl + H2O = H2NO3 + NaCl + AgO =>
NaNO3 + AgCl + H2O = H2NO3 + NaCl + AgO
Nb2O5 + H2 = NbO + H2O =>
Nb2O5 + 3 H2 = 2 NbO + 3 H2O
Ca(s) + ZnBr2(aq) = Zn + CaBr2 =>
Ca(s) + ZnBr2(aq) = Zn + CaBr2
Fe2(SO4)3 + NH2OH = FeSO4 + H2SO4 + N2O + H2O =>
2 Fe2(SO4)3 + 2 NH2OH = 4 FeSO4 + 2 H2SO4 + N2O + H2O
C8H8O4 + NaOH = NaC8H7O4 + H2O =>
C8H8O4 + NaOH = NaC8H7O4 + H2O
Cr{3+} + MnO4{-} + H2O = Cr2O7{2-} + MnO(OH)2 + H{+} =>
2 Cr{3+} + 2 MnO4{-} + 5 H2O = Cr2O7{2-} + 2 MnO(OH)2 + 6 H{+}
KMnO4 + Pb(NO3)2 = KMn(NO3)2 + PbO4 =>
KMnO4 + Pb(NO3)2 = KMn(NO3)2 + PbO4
SO3 + Zn = S + ZnO =>
SO3 + 3 Zn = S + 3 ZnO
C6H12O6 + KOH = C3H5KO3 + H2O =>
C6H12O6 + 2 KOH = 2 C3H5KO3 + 2 H2O
CH4 + CO2 = C3H6O + O2 =>
3 CH4 + 3 CO2 = 2 C3H6O + 2 O2
Cl2(g) + KBr(aq) = Br2(aq) + KCl(aw) =>
Cl2(g) + 2 KBr(aq) = Br2(aq) + 2 KCl(aw)
C2H6 + Br2 = C2H4Br2 + H2 =>
C2H6 + Br2 = C2H4Br2 + H2
PCl5 + H2SO4 = POCl3 + HSO3Cl + HCl =>
PCl5 + H2SO4 = POCl3 + HSO3Cl + HCl
Mg + HC2H3O2 = Mg(C2H3O2)2 + H2 =>
Mg + 2 HC2H3O2 = Mg(C2H3O2)2 + H2
Zn + Pb3NO2 = ZnNO2 + Pb =>
Zn + Pb3NO2 = ZnNO2 + 3 Pb
Fe2S3 = FeS + S =>
Fe2S3 = 2 FeS + S
Cr + ClO4 = Cr(ClO4)3 =>
Cr + 3 ClO4 = Cr(ClO4)3
Mg + HNO3 = Mg(NO3)2 + H2 =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
C6H12O6 + C2H5OH = C47H70O14 + H2O =>
26 C6H12O6 + 63 C2H5OH = 6 C47H70O14 + 135 H2O
NH4VO3 + H2SO4 + Zn = V2(SO4)3 + (NH4)2SO4 + H2O + ZnSO4 =>
2 NH4VO3 + 6 H2SO4 + 2 Zn = V2(SO4)3 + (NH4)2SO4 + 6 H2O + 2 ZnSO4
S2 + Br2 = S3Br4 =>
3 S2 + 4 Br2 = 2 S3Br4
C7H8 + NO3 = N2 + H2O + HCO3 =>
12 C7H8 + 86 NO3 = 43 N2 + 6 H2O + 84 HCO3
C10H8 + C2H6 = C4H10 =>
C10H8 + 17 C2H6 = 11 C4H10
Cr + Sn4Cl2 = Cr3Cl2 + Sn =>
3 Cr + Sn4Cl2 = Cr3Cl2 + 4 Sn
KNaC4H4O6 + CH3COOH = KHC4H4O6 + NaC2H3O2 =>
KNaC4H4O6 + CH3COOH = KHC4H4O6 + NaC2H3O2
MnO4{-} + AsO3{3-} + H2O = MnO2 + AsO4{-3} + OH{-} =>
2 MnO4{-} + 3 AsO3{3-} + H2O = 2 MnO2 + 3 AsO4{-3} + 2 OH{-}
Fe + H2 = FeH2 =>
Fe + H2 = FeH2
NH4Br + NaOH = NH3 + H2O + NaBr =>
NH4Br + NaOH = NH3 + H2O + NaBr
Mg + HOH = Mg(OH)2 + H2 =>
Mg + 2 HOH = Mg(OH)2 + H2
C137H97O9NS + O2 = CO2 + H2O + NO2 + SO2 =>
4 C137H97O9NS + 635 O2 = 548 CO2 + 194 H2O + 4 NO2 + 4 SO2
LiNO3 + CaSO4 = Li2SO4 + Ca(NO3)2 =>
2 LiNO3 + CaSO4 = Li2SO4 + Ca(NO3)2
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
C3H12N6Cl12 = C3N6Cl12H12 =>
C3H12N6Cl12 = C3N6Cl12H12
O2N + H2O = O3HN + NO =>
3 O2N + H2O = 2 O3HN + NO
MnBr7 + Cl2 = MnCl7 + Br2 =>
2 MnBr7 + 7 Cl2 = 2 MnCl7 + 7 Br2
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