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12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
Cl2O7 + Zn(OH)2 = Cl(OH)7 + ZnO =>
Cl2O7 + 7 Zn(OH)2 = 2 Cl(OH)7 + 7 ZnO
C6H14 + O2 = C2O3 + H2O =>
C6H14 + 8 O2 = 3 C2O3 + 7 H2O
Sn(OH)4 = SnO2 + H2O =>
Sn(OH)4 = SnO2 + 2 H2O
NaCl + ZnS = ZnCl + NaS =>
NaCl + ZnS = ZnCl + NaS
H2 + Na = H2Na =>
H2 + Na = H2Na
H{+} + e + MnO4{-} = Mn{+} + H2O =>
8 H{+} + 6e + MnO4{-} = Mn{+} + 4 H2O
Li3N + NH4NO3 = LiNO3 + (NH4)3N =>
Li3N + 3 NH4NO3 = 3 LiNO3 + (NH4)3N
Cu5FeS4 + HNO3 = Cu(NO3)2 + Fe(NO3)3 + H2SO4 + NO2 + H2O =>
Cu5FeS4 + 50 HNO3 = 5 Cu(NO3)2 + Fe(NO3)3 + 4 H2SO4 + 37 NO2 + 21 H2O
NaCN + FeCl2 = Na4[Fe(CN)6] + NaCl =>
6 NaCN + FeCl2 = Na4[Fe(CN)6] + 2 NaCl
Cu(OH)2 + C6H12O6 = C5H11O5COOH + Cu2O + H2O =>
2 Cu(OH)2 + C6H12O6 = C5H11O5COOH + Cu2O + 2 H2O
N2O5(ac)H2O(l) = HNO3(ac) =>
N2O5(ac)H2O(l) = 2 HNO3(ac)
Mg + At = MgAt =>
Mg + At = MgAt
Pb3O4 + HCl = PbCl + Cl2 + H2O =>
2 Pb3O4 + 16 HCl = 6 PbCl + 5 Cl2 + 8 H2O
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
Fe3(PO4)2 + Ba(Cl)2 = Ba3(PO4)2 + Fe(Cl)2 =>
Fe3(PO4)2 + 3 Ba(Cl)2 = Ba3(PO4)2 + 3 Fe(Cl)2
P2O5(g) + H2O(l) = H3PO4(aq) =>
P2O5(g) + 3 H2O(l) = 2 H3PO4(aq)
Ni + N2 = NiN =>
2 Ni + N2 = 2 NiN
NiCl2 + HCl = H2Ni + Cl =>
NiCl2 + 2 HCl = H2Ni + 4 Cl
O = O27 =>
27 O = O27
CH3CH2OH + CrO3 + H2SO4 = CH3COOH + Cr2(SO4)3 + H2O =>
3 CH3CH2OH + 4 CrO3 + 6 H2SO4 = 3 CH3COOH + 2 Cr2(SO4)3 + 9 H2O
(CH3)3COH + HCl = CH3CH2Cl + H2O =>
(CH3)3COH + 2 HCl = 2 CH3CH2Cl + H2O
HCN + Na(OH) = NaCN + H2O =>
HCN + Na(OH) = NaCN + H2O
Fe + HBr = Fe3Br + H2 =>
6 Fe + 2 HBr = 2 Fe3Br + H2
CH2O2(g) + O2(g) = CO2(g) + H2O(g) =>
2 CH2O2(g) + O2(g) = 2 CO2(g) + 2 H2O(g)
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
C6H10 + H2 = C6H14 =>
C6H10 + 2 H2 = C6H14
MnO2 + Cl3{-} + OH{-} = MnO42{-} + Cl{-} + H2O =>
2 MnO2 + 79 Cl3{-} + 160 OH{-} = 2 MnO42{-} + 237 Cl{-} + 80 H2O
H2O + O2 = H2O2 =>
2 H2O + O2 = 2 H2O2
C12H32 + O2 = CO2 + H2O =>
C12H32 + 20 O2 = 12 CO2 + 16 H2O
MgO + HCl = MgCl + H2 + O2 =>
2 MgO + 2 HCl = 2 MgCl + H2 + O2
CoCl2*6H2O + C2H5OH = HCl + H2O + CoC =>
2 CoCl2*6H2O + C2H5OH = 4 HCl + 13 H2O + 2 CoC
NaOHH2O = H2O + NaOH =>
NaOHH2O = H2O + NaOH
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
H3BO3 + Na2CO3 + H2O = Na2B4O7*10H2O + CO2 =>
4 H3BO3 + Na2CO3 + 4 H2O = Na2B4O7*10H2O + CO2
F2 + Br3 = BrF3 =>
9 F2 + 2 Br3 = 6 BrF3
Y2O3 + SiO2 = Y2SiO5 =>
Y2O3 + SiO2 = Y2SiO5
NH2OH + Cu(OH)2 = N2 + Cu + H2O =>
2 NH2OH + Cu(OH)2 = N2 + Cu + 4 H2O
As2S3 + O2 = As2O3 + SO2 =>
2 As2S3 + 9 O2 = 2 As2O3 + 6 SO2
Bi(OH)3HCl = Bi(OH)2ClH2O =>
Bi(OH)3HCl = Bi(OH)2ClH2O
H2SO4 + KOH = K2SO4 + H2O =>
H2SO4 + 2 KOH = K2SO4 + 2 H2O
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Cu{+} + Hg{2+} = Hg + Cu{2+} =>
2 Cu{+} + Hg{2+} = Hg + 2 Cu{2+}
NH2{-}CH2{-}COONa + HCl = [NH3{-}CH2{-}COONa]Cl =>
NH2{-}CH2{-}COONa + HCl = [NH3{-}CH2{-}COONa]Cl
C5H11OH + C2H5COOH = C2H5COOC3H7 + H2O =>
3 C5H11OH + 5 C2H5COOH = 5 C2H5COOC3H7 + 3 H2O
HBr + HNO3 = Br2 + NO + H2O =>
6 HBr + 2 HNO3 = 3 Br2 + 2 NO + 4 H2O
Cu(OH)2 + K2CO3 + CuSO4 = Cu3[(OH)CO3]2 + K2SO4 =>
Cu(OH)2 + 2 K2CO3 + 2 CuSO4 = Cu3[(OH)CO3]2 + 2 K2SO4
FeS2 + O2 = SO2Fe2O3 + SO2 =>
4 FeS2 + 11 O2 = 2 SO2Fe2O3 + 6 SO2
CrO + SO2 = CrO2 + SO =>
CrO + SO2 = CrO2 + SO
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