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Cr2O3 + 3 H2O + 6 NaOH = 2 Na3[Cr(OH)6]
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
(NH4)2SO4 + Cu(OH)2 + NH3*H2O = [Cu(NH3)4]SO4 + H2O =>
(NH4)2SO4 + Cu(OH)2 + 2 NH3*H2O = [Cu(NH3)4]SO4 + 4 H2O
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
C4H9Br + Na = C4H9Na + Br =>
C4H9Br + Na = C4H9Na + Br
C2H6 = C2H4 + H2 =>
C2H6 = C2H4 + H2
Ca(HCO3)2(s) + HCl(l) = CaCl2 + H2O + CO2 =>
Ca(HCO3)2(s) + 2 HCl(l) = CaCl2 + 2 H2O + 2 CO2
Cu + KOH + H2O = K2[Cu(OH)4] + H2 =>
Cu + 2 KOH + 2 H2O = K2[Cu(OH)4] + H2
H2O2 + Br = HBrO3 + H2O =>
5 H2O2 + 2 Br = 2 HBrO3 + 4 H2O
CuNO3 + Ca(OH)2 = CuOH + Ca(NO3)2 =>
2 CuNO3 + Ca(OH)2 = 2 CuOH + Ca(NO3)2
NiO + Si = Ni + SiO4 =>
4 NiO + Si = 4 Ni + SiO4
HNO3 + As2O3 + H2O = H3AsO4 + N2O =>
2 HNO3 + 2 As2O3 + 5 H2O = 4 H3AsO4 + N2O
P4 + O10 + H2O = H3PO3 =>
5 P4 + 3 O10 + 30 H2O = 20 H3PO3
CH3CH2CH2CH3 + Cl2 = CH3CH(Cl)CH3 + HCl =>
3 CH3CH2CH2CH3 + 3 Cl2 = 4 CH3CH(Cl)CH3 + 2 HCl
AlCl3 + C2H6 = Al + CH3Cl =>
2 AlCl3 + 3 C2H6 = 2 Al + 6 CH3Cl
CuCl2(l) + Cu(s) = CuCl(s) =>
CuCl2(l) + Cu(s) = 2 CuCl(s)
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Fe2P + FeS2 = P4S3 + Fe =>
8 Fe2P + 3 FeS2 = 2 P4S3 + 19 Fe
CaCl2 + H2BO3 = Ca3(BO3)2 + HCl + Cl =>
3 CaCl2 + 2 H2BO3 = Ca3(BO3)2 + 4 HCl + 2 Cl
C7H6O2 + C2N2H8 = C14 + H14 + N2O =>
14 C7H6O2 + 28 C2N2H8 = 11 C14 + 22 H14 + 28 N2O
Fe2S3 + [NO3]{-} + H{+} = [Fe]{+3} + [SO4]2{-} + NO + H2O =>
2 Fe2S3 + 19[NO3]{-} + 28 H{+} = 4[Fe]{+3} + 3[SO4]2{-} + 19 NO + 14 H2O
C7H6O3 + H2O = C2O2 + H2 =>
2 C7H6O3 + 8 H2O = 7 C2O2 + 14 H2
Ag2SO4 + AlCl3 = AgCl + Al2(SO4)3 =>
3 Ag2SO4 + 2 AlCl3 = 6 AgCl + Al2(SO4)3
Fe2O3(s) + Mg(s) = MgO(s) + Fe(s)(e) =>
Fe2O3(s) + 3 Mg(s) = 3 MgO(s) + 2 Fe(s)(e)
Ba(NO3) + Cu(SO4) = Cu(NO3) + Ba(SO4) =>
Ba(NO3) + Cu(SO4) = Cu(NO3) + Ba(SO4)
Mg + H2SO4 = MgSO4 + HSO3 + H2O =>
Mg + 3 H2SO4 = MgSO4 + 2 HSO3 + 2 H2O
Ca2 + Na(NO3) = Ca(NO3) + Na =>
Ca2 + 2 Na(NO3) = 2 Ca(NO3) + 2 Na
Br + N2O3 = BrN2O3 =>
Br + N2O3 = BrN2O3
ZnSO4 + Cu(NO3)2 = Zn(NO3)2 + CuSO4 =>
ZnSO4 + Cu(NO3)2 = Zn(NO3)2 + CuSO4
K3PO4 + SiO2 + C = KSiO3 + P + CO2 =>
2 K3PO4 + 6 SiO2 + C = 6 KSiO3 + 2 P + CO2
KMnO4(aq) + FeCl2(aq) + HCl(aq) = MnCl2(aq) + FeCl3(aq) + KCl(aq) + H2O(aq) =>
KMnO4(aq) + 5 FeCl2(aq) + 8 HCl(aq) = MnCl2(aq) + 5 FeCl3(aq) + KCl(aq) + 4 H2O(aq)
BaCl2(aq) + NaPO4(aq) = Ba(PO4)2(s) + NaCl(aq) =>
BaCl2(aq) + 2 NaPO4(aq) = Ba(PO4)2(s) + 2 NaCl(aq)
N + O = N2O4 =>
2 N + 4 O = N2O4
Na3P + H2O = PH3 + NaOH =>
Na3P + 3 H2O = PH3 + 3 NaOH
P2O5 + CO = P + CO2 =>
P2O5 + 5 CO = 2 P + 5 CO2
CaCl2 + (NH4)2[Fe(CN)6] = Ca[Fe(CN)6] + NH4Cl =>
CaCl2 + (NH4)2[Fe(CN)6] = Ca[Fe(CN)6] + 2 NH4Cl
Fe(s) + AgNO3 = Fe(NO3)2(aq) + Ag(s) =>
Fe(s) + 2 AgNO3 = Fe(NO3)2(aq) + 2 Ag(s)
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Fe(NO3)2 + Na2S = FeS + NO3{-} + Na{+} =>
Fe(NO3)2 + Na2S = FeS + 2 NO3{-} + 2 Na{+}
CuFeS2 + HCl = H2S + FeCl2 + Cu + S =>
CuFeS2 + 2 HCl = H2S + FeCl2 + Cu + S
Pb + PbO5 + H2SO4 = PbSO4 + H2O =>
4 Pb + PbO5 + 5 H2SO4 = 5 PbSO4 + 5 H2O
Mg + HCe = MgCe + H =>
Mg + HCe = MgCe + H
{-} + H{+} + MnO2 = Mn{2+} + H2O =>
2e + 4 H{+} + MnO2 = Mn{2+} + 2 H2O
Na2CO3(s) + HCl(aq) = NaCl(s) + H2O(v) + CO2(g) =>
Na2CO3(s) + 2 HCl(aq) = 2 NaCl(s) + H2O(v) + CO2(g)
AgCl + H2SO4 = Ag2SO4 + HCl =>
2 AgCl + H2SO4 = Ag2SO4 + 2 HCl
NaCl + BeF2 = NaF + BeCl2 =>
2 NaCl + BeF2 = 2 NaF + BeCl2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
Ba + CaO = BaO + Ca =>
Ba + CaO = BaO + Ca
CH3COCH3 + O2 = CO2 + H2O =>
CH3COCH3 + 4 O2 = 3 CO2 + 3 H2O
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