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2 HS{-} + 4 HSO3{-} = 3 S2O3{-2} + 3 H2O
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + HOH =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 HOH
Pb3O4 + H2 = Pb + H2O =>
Pb3O4 + 4 H2 = 3 Pb + 4 H2O
H2S + Cl2 = S8 + HCl =>
8 H2S + 8 Cl2 = S8 + 16 HCl
Al2S3 = Al + S =>
Al2S3 = 2 Al + 3 S
Bi + (OH)3 = Bi(OH)3 =>
Bi + (OH)3 = Bi(OH)3
BaCl2 + Al2(SO4)3 = BaSO4 + AlCl3 =>
3 BaCl2 + Al2(SO4)3 = 3 BaSO4 + 2 AlCl3
C6H6 + C2H5Cl = C8H10 + HCl =>
C6H6 + C2H5Cl = C8H10 + HCl
P4 + Cl2 = PCl2 = PC3 =>
P4 + 4 Cl2 = 4 PCl2
(C2H5)2NH + O2 = CO2 + H2O + NO2 =>
4(C2H5)2NH + 31 O2 = 16 CO2 + 22 H2O + 4 NO2
C6H6(s) + O2(g) = CO2(g) + H2O =>
2 C6H6(s) + 15 O2(g) = 12 CO2(g) + 6 H2O
SO2 = S + O2 =>
SO2 = S + O2
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Ca(OH)2 + Na2(SO4) = Ca(SO4) + NaOH =>
Ca(OH)2 + Na2(SO4) = Ca(SO4) + 2 NaOH
FeS2 + O2 + OH{-} = Fe(OH)3 + SO4{2-} + H2O =>
4 FeS2 + 15 O2 + 16 OH{-} = 4 Fe(OH)3 + 8 SO4{2-} + 2 H2O
N2O5 + H2O = HNO3 =>
N2O5 + H2O = 2 HNO3
Al + CuCl2 = AlCl3 + Cu =>
2 Al + 3 CuCl2 = 2 AlCl3 + 3 Cu
AgNO3NaI = AgINaNO3 =>
AgNO3NaI = AgINaNO3
K2Cr2O7 + K2SO3 + H2O = K2SO4 + KOH + Cr2O3 =>
K2Cr2O7 + 3 K2SO3 + H2O = 3 K2SO4 + 2 KOH + Cr2O3
Ca(OH)2 + H3PO4 = Ca3(PO4)2 + H2O =>
3 Ca(OH)2 + 2 H3PO4 = Ca3(PO4)2 + 6 H2O
NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l) =>
2 NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l)
NH4NO2(s) = N2(g) + H2O(l) =>
NH4NO2(s) = N2(g) + 2 H2O(l)
Na2S + Cu(CH3COO)2 = NaCH3COO + CuS =>
Na2S + Cu(CH3COO)2 = 2 NaCH3COO + CuS
sodiumphosphate + magnesiumbromide = sodiumbromide + magnesiumphosphate =>
2 Na3PO4 + 3 MgBr2 = 6 NaBr + Mg3(PO4)2
PB(NO3)2(aq) + KI(aq) = PBI2(s) + KNO3(aq) =>
PB(NO3)2(aq) + 2 KI(aq) = PBI2(s) + 2 KNO3(aq)
Xe + OH = HXeO4 + H2O =>
Xe + 7 OH = HXeO4 + 3 H2O
FeCl3 + Al2(SO4)3 = Fe2(SO4)3 + AlCl3 =>
2 FeCl3 + Al2(SO4)3 = Fe2(SO4)3 + 2 AlCl3
N2O5 + H2O = NHO3 =>
N2O5 + H2O = 2 NHO3
Na2S(aq) + CaCl2(aq) = CaS(s) + NaCl(aq) =>
Na2S(aq) + CaCl2(aq) = CaS(s) + 2 NaCl(aq)
(NH4)2SO4 + SrCl2 = NH4Cl + SrSO4 =>
(NH4)2SO4 + SrCl2 = 2 NH4Cl + SrSO4
K2SO3 + KMnO4 + HCl = K2SO4 + MnCl2 + H2O + KCl =>
5 K2SO3 + 2 KMnO4 + 6 HCl = 5 K2SO4 + 2 MnCl2 + 3 H2O + 2 KCl
NaH + CO2 = HCOONa =>
NaH + CO2 = HCOONa
Br2 + KOH = KBrO3 + KBr + H2O =>
3 Br2 + 6 KOH = KBrO3 + 5 KBr + 3 H2O
HCOOK + HNO3 = KNO3 + H2O + CO2 + NO2 =>
HCOOK + 3 HNO3 = KNO3 + 2 H2O + CO2 + 2 NO2
NH4 + CuSO4 = (NH4)2SO4 + Cu =>
2 NH4 + CuSO4 = (NH4)2SO4 + Cu
CuSO4 + KCN = (CN)2 + CuCN + K2SO4 =>
2 CuSO4 + 4 KCN = (CN)2 + 2 CuCN + 2 K2SO4
Hg + H3PO4 = Hg3(PO4)2 + H2 =>
3 Hg + 2 H3PO4 = Hg3(PO4)2 + 3 H2
K2Cr2O7 + H2SO4 + C2H5OH + H2O = KCr(SO4)2*12H2O + CH3COOH =>
2 K2Cr2O7 + 8 H2SO4 + 3 C2H5OH + 37 H2O = 4 KCr(SO4)2*12H2O + 3 CH3COOH
(KNO3) = KNO2 + O2 =>
2(KNO3) = 2 KNO2 + O2
CH4 + H2O = CO + H2 =>
CH4 + H2O = CO + 3 H2
CuCl2 + H2S = CuS + HCl =>
CuCl2 + H2S = CuS + 2 HCl
Bi(NO3)3 + NaOH = Bi(OH)3 + Na(NO3) =>
Bi(NO3)3 + 3 NaOH = Bi(OH)3 + 3 Na(NO3)
Na2O + Br2 = O + NaBr =>
Na2O + Br2 = O + 2 NaBr
FeCl3*6H2O + NaOH = Fe2O3 + NaCl + H2O =>
2 FeCl3*6H2O + 6 NaOH = Fe2O3 + 6 NaCl + 15 H2O
Mg + ZnCl2 = MgCl2 + Zn =>
Mg + ZnCl2 = MgCl2 + Zn
Na(s) + C(s) + O2(g) = Na2CO3(s) =>
4 Na(s) + 2 C(s) + 3 O2(g) = 2 Na2CO3(s)
Mn{2+} + Cl2 + H2O = MnO4{-} + Cl{-} + H{+} =>
2 Mn{2+} + 5 Cl2 + 8 H2O = 2 MnO4{-} + 10 Cl{-} + 16 H{+}
NaHSO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g) =>
NaHSO3(s) + HCl(aq) = NaCl(aq) + H2O(l) + SO2(g)
C4H10 + O2 = CO2 + H2 =>
C4H10 + 4 O2 = 4 CO2 + 5 H2
KNO3 + C25H52 = K2CO3 + CO2 + H2O + N2 =>
152 KNO3 + 5 C25H52 = 76 K2CO3 + 49 CO2 + 130 H2O + 76 N2
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