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2 NaBr + Ca(OH)2 = CaBr2 + 2 NaOH
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
Na2S + Br2 = NaBr + S8 =>
8 Na2S + 8 Br2 = 16 NaBr + S8
Fe2O3 + Cu = CuO2 + Fe =>
2 Fe2O3 + 3 Cu = 3 CuO2 + 4 Fe
CaCO3 + HNO3 + H2O = Ca(NO3)2*4H2O + CO2 =>
CaCO3 + 2 HNO3 + 3 H2O = Ca(NO3)2*4H2O + CO2
HBrO3 = Br2O5 + H2O =>
2 HBrO3 = Br2O5 + H2O
Zn + KAu(CN)2 = Au + Zn(CN)2 + KCN =>
Zn + 2 KAu(CN)2 = 2 Au + Zn(CN)2 + 2 KCN
PbSO4 = PbSO3 + O2 =>
2 PbSO4 = 2 PbSO3 + O2
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq) =>
BaCl2(aq) + Pb(No3)2(aq) = PbCl2(s) + Ba(No3)2(aq)
KMnO4(aq) + H2SO3(aq) = K2SO4(aq) + MnSO4(aq) + H2SO4(aq) + H2O(l) =>
2 KMnO4(aq) + 5 H2SO3(aq) = K2SO4(aq) + 2 MnSO4(aq) + 2 H2SO4(aq) + 3 H2O(l)
K2SiO3 + HCl = KCl + H2SiO3 =>
K2SiO3 + 2 HCl = 2 KCl + H2SiO3
Ni + HI = NiI2 + H2 =>
Ni + 2 HI = NiI2 + H2
H2CO3 + Na2S = Na2CO3 + H2S =>
H2CO3 + Na2S = Na2CO3 + H2S
FeCl3 + BaCo3 = Fe2(Co3)3 + BaCl2 =>
2 FeCl3 + 3 BaCo3 = Fe2(Co3)3 + 3 BaCl2
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4(s) + NH4Cl(aq) =>
CaCl2(aq) + (NH4)2SO4(aq) = CaSO4(s) + 2 NH4Cl(aq)
CrO2 + Al = AlO + Cr =>
CrO2 + 2 Al = 2 AlO + Cr
PCl3 + H2S = P2S3 + HCl =>
2 PCl3 + 3 H2S = P2S3 + 6 HCl
Pb(NO3)2 + NH3 = PbH2 + N(NO3)3 =>
3 Pb(NO3)2 + 2 NH3 = 3 PbH2 + 2 N(NO3)3
K + Cl = KCl =>
K + Cl = KCl
Mn2{+} + IO4{-} + H2O = MnO4{-} + IO3{-} + H{+} =>
2 Mn2{+} + 13 IO4{-} + 3 H2O = 4 MnO4{-} + 13 IO3{-} + 6 H{+}
SiO2 + N2 = NO2 + Si =>
2 SiO2 + N2 = 2 NO2 + 2 Si
NH4NO3 + CH3COOH = N2 + H2O + CO2 =>
4 NH4NO3 + CH3COOH = 4 N2 + 10 H2O + 2 CO2
CH3CH2COH + NaOH + Br2 = CH3COONa + CHBr3 + HBr =>
CH3CH2COH + NaOH + 3 Br2 = CH3COONa + CHBr3 + 3 HBr
PbCl2(aq) + KI(aq) = PbI2(s) + KCl(aq) =>
PbCl2(aq) + 2 KI(aq) = PbI2(s) + 2 KCl(aq)
FeCl2 + O2 = Fe2O3 + Cl2 =>
4 FeCl2 + 3 O2 = 2 Fe2O3 + 4 Cl2
NH4ClO4(s) = N2(g) + Cl2(g) + O2(g) + H2O(l) =>
2 NH4ClO4(s) = N2(g) + Cl2(g) + 2 O2(g) + 4 H2O(l)
CH3COOH + Mg = CH3COOMg + H2 =>
2 CH3COOH + 2 Mg = 2 CH3COOMg + H2
Fe + H3PO4 + C6H7O7 = H2O + C6H12O6 + FeHPO4 =>
7 Fe + 7 H3PO4 + 2 C6H7O7 = 2 H2O + 2 C6H12O6 + 7 FeHPO4
NH4SCN + (NH4)2Cr2O7 = (NH4)[Cr(SCN)4(NH3)2]*H2O + NH3 + H2O + O2 =>
16 NH4SCN + 2(NH4)2Cr2O7 = 4(NH4)[Cr(SCN)4(NH3)2]*H2O + 8 NH3 + 4 H2O + 3 O2
Ba(NO3)2 + NH4OH = Ba(OH)2 + NH4(NO3) =>
Ba(NO3)2 + 2 NH4OH = Ba(OH)2 + 2 NH4(NO3)
C3H5Cl3 + NaOH = C3H5(OH)3 + NaCl =>
C3H5Cl3 + 3 NaOH = C3H5(OH)3 + 3 NaCl
Na3PO4 + Pb(NO3)2 = Na3(NO3)2 + PbPO4 =>
Na3PO4 + Pb(NO3)2 = Na3(NO3)2 + PbPO4
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C2H6 + Cl = C2H5Cl2 + HCl =>
C2H6 + 3 Cl = C2H5Cl2 + HCl
Te4 + O2 = TeO2 =>
Te4 + 4 O2 = 4 TeO2
Ba(s) + HgIO3(aq) = Ba(IO3)2(aq) + Hg(l) =>
Ba(s) + 2 HgIO3(aq) = Ba(IO3)2(aq) + 2 Hg(l)
ZnCl2 = Zn + Cl2 =>
ZnCl2 = Zn + Cl2
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
TiS + O2 = SO2 + TiO =>
2 TiS + 3 O2 = 2 SO2 + 2 TiO
SO3 + K2O = K2SO4 =>
SO3 + K2O = K2SO4
Pb + KCl = PbCl2 + K =>
Pb + 2 KCl = PbCl2 + 2 K
Sc2O3(s) + HCl(aq) = ScCl3 + H2O =>
Sc2O3(s) + 6 HCl(aq) = 2 ScCl3 + 3 H2O
Cu2S + H2O = CuOH + H2S =>
Cu2S + 2 H2O = 2 CuOH + H2S
Co{3+} + Br{-} = Co{2+} + Br2 =>
2 Co{3+} + 2 Br{-} = 2 Co{2+} + Br2
HF + Fe(OH)3 = FeF3 + HOH =>
3 HF + Fe(OH)3 = FeF3 + 3 HOH
Ti(s) + O2(g) = Ti2O3(s) =>
4 Ti(s) + 3 O2(g) = 2 Ti2O3(s)
K + MgBr2 = KBr + Mg =>
2 K + MgBr2 = 2 KBr + Mg
CrO7 + H = Cr + H2O =>
CrO7 + 14 H = Cr + 7 H2O
NH4NO3 + LiOH = LiNO3 + NH4 + H2O =>
9 NH4NO3 + 10 LiOH = 10 LiNO3 + 8 NH4 + 7 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
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