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2(COOH)3 + 6 NaOH = 3(COONa)2 + 6 H2O
I + O = IO =>
I + O = IO
K2Si2O5 + H2O = H2SiO3 + KOH =>
K2Si2O5 + 3 H2O = 2 H2SiO3 + 2 KOH
Sn + O2 = SnO2 =>
Sn + O2 = SnO2
HCl + Na2Cr2O7 = NaCl + H2Cr2O7 =>
2 HCl + Na2Cr2O7 = 2 NaCl + H2Cr2O7
Cr2O3(s) + Si(l) = Cr(l) + SiO2(s) =>
2 Cr2O3(s) + 3 Si(l) = 4 Cr(l) + 3 SiO2(s)
Ag2S(aq) + NaCl(aq) = AgCl(s) + Na2S(aq) =>
Ag2S(aq) + 2 NaCl(aq) = 2 AgCl(s) + Na2S(aq)
H3PO4 = H4P2O7H2O =>
2 H3PO4 = H4P2O7H2O
Na2S + CaO + H2O = NaOH + CaS =>
Na2S + CaO + H2O = 2 NaOH + CaS
HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + H2O(l) =>
2 HClO3(aq) + Ba(OH)2(aq) = Ba(ClO3)2(aq) + 2 H2O(l)
Na2CO3 + Pb(NO3)2 = Na + NO3 + PbCO3 =>
Na2CO3 + Pb(NO3)2 = 2 Na + 2 NO3 + PbCO3
Cu2I2 + NO3{-} + H{+} = Cu{2+} + I2 + NO + H2O =>
3 Cu2I2 + 4 NO3{-} + 16 H{+} = 6 Cu{2+} + 3 I2 + 4 NO + 8 H2O
Al + HCl + H2O = Al2(OH)5Cl + H2 =>
2 Al + HCl + 5 H2O = Al2(OH)5Cl + 3 H2
K2O2 + HCl = KCl + H2O + O2 =>
2 K2O2 + 4 HCl = 4 KCl + 2 H2O + O2
Cl2 + (SO3)2{-}(aq) + OH{-} = SO42{-}(aq) + Cl{-}(aq) + H2O =>
155 Cl2 + 2(SO3)2{-}(aq) + 312 OH{-} = 4 SO42{-}(aq) + 310 Cl{-}(aq) + 156 H2O
Al2O = Al2 + O2 =>
2 Al2O = 2 Al2 + O2
H2C6O6 + NaOH = H2O + Na2C6O6 =>
H2C6O6 + 2 NaOH = 2 H2O + Na2C6O6
MnS + PbCl2 = MnCl2 + PbS =>
MnS + PbCl2 = MnCl2 + PbS
CuF + Zn = ZnF + Cu =>
CuF + Zn = ZnF + Cu
K2[Sn(OH)4] + KOH + K2TeO3 = Te + K2[Sn(OH)6] + K2O2 =>
K2[Sn(OH)4] + 2 KOH + 2 K2TeO3 = 2 Te + K2[Sn(OH)6] + 3 K2O2
C6H5NHCOCH3 + Br2 = C6H5NHCOCH3Br =>
2 C6H5NHCOCH3 + Br2 = 2 C6H5NHCOCH3Br
HCl + Ba(OH)2 = BaCl2 + (H2O) =>
2 HCl + Ba(OH)2 = BaCl2 + 2(H2O)
AgNO3(ag) + NaOH(aq) = Ag2O(s) + NaNO3 + H2O(l) =>
2 AgNO3(ag) + 2 NaOH(aq) = Ag2O(s) + 2 NaNO3 + H2O(l)
(CH3)2N2H2(l) + N2O4(l) = N2(g) + H2O(g) + CO2(g) =>
(CH3)2N2H2(l) + 2 N2O4(l) = 3 N2(g) + 4 H2O(g) + 2 CO2(g)
Sc + Si = Sc5Si3 =>
5 Sc + 3 Si = Sc5Si3
Cu(NH3)4{2+} + S2O4{2-} + H2O = Cu + NH4{+} + SO3{2-} =>
Cu(NH3)4{2+} + S2O4{2-} + 2 H2O = Cu + 4 NH4{+} + 2 SO3{2-}
XeF6(s) + H2O(l) = XeO3(s) + HF(g) =>
XeF6(s) + 3 H2O(l) = XeO3(s) + 6 HF(g)
CNH2N + KMnO4 + H2O = CNH2N(OH)2 + MnO2 + KOH =>
3 CNH2N + 2 KMnO4 + 4 H2O = 3 CNH2N(OH)2 + 2 MnO2 + 2 KOH
Li3BO3 + CaCl2 = LiCl + Ca3(BO3)2 =>
2 Li3BO3 + 3 CaCl2 = 6 LiCl + Ca3(BO3)2
HNO3 + Cu(OH)2 = Cu(NO3)2 + H2O =>
2 HNO3 + Cu(OH)2 = Cu(NO3)2 + 2 H2O
CH2OH + H2SO4 = CH2O + H3SO4 =>
CH2OH + H2SO4 = CH2O + H3SO4
X + O2 = XO =>
2 X + O2 = 2 XO
Fe(HSO4)3 + Cr(OH)Cl2 = Cr2(SO4)3 + FeCl3 + HCl + H2O =>
Fe(HSO4)3 + 2 Cr(OH)Cl2 = Cr2(SO4)3 + FeCl3 + HCl + 2 H2O
H(g) + ZnCl2(aq) = Zn(s) + HCl(aq) =>
2 H(g) + ZnCl2(aq) = Zn(s) + 2 HCl(aq)
CoCl2 + Mg = Co + MgCl =>
CoCl2 + 2 Mg = Co + 2 MgCl
CH3CH2OH + HOSO3H = CH3CH2OSO3H + H2O =>
CH3CH2OH + HOSO3H = CH3CH2OSO3H + H2O
AuNO3 + Ba = Ba(NO3)2 + Au =>
2 AuNO3 + Ba = Ba(NO3)2 + 2 Au
K2Cr2O7 + BaSO4 = K2SO4 + BaCr2O7 =>
K2Cr2O7 + BaSO4 = K2SO4 + BaCr2O7
Na2O(s) + HCl(l) = NaCl(aq) + H2O(g) =>
Na2O(s) + 2 HCl(l) = 2 NaCl(aq) + H2O(g)
H2S + Li3PO4 = H3PO4 + Li2S =>
3 H2S + 2 Li3PO4 = 2 H3PO4 + 3 Li2S
Na2O + H2SIO3 = Na2SIO3 + H2O =>
Na2O + H2SIO3 = Na2SIO3 + H2O
Mg(NO3)2 + H2CrO4 = MgCrO4 + HNO3 =>
Mg(NO3)2 + H2CrO4 = MgCrO4 + 2 HNO3
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
LiHOH = LiOHH =>
LiHOH = LiOHH
CH3OH + O2 = CO2 + H2O =>
2 CH3OH + 3 O2 = 2 CO2 + 4 H2O
Ce + Ni = Ce7Ni3 =>
7 Ce + 3 Ni = Ce7Ni3
H6TeO6 + HCl = H2TeO3 + Cl2 + H2O =>
H6TeO6 + 2 HCl = H2TeO3 + Cl2 + 3 H2O
C5H5O2 + O2 = CO2 + H2O =>
4 C5H5O2 + 21 O2 = 20 CO2 + 10 H2O
ZnO + (NH4)2HPO4 + Na2CO3 + Sm2O3 + K2CO3 = NaSmKZnP2O7 + NH3 + CO2 + O2 + H2O =>
4 ZnO + 8(NH4)2HPO4 + 2 Na2CO3 + 2 Sm2O3 + 2 K2CO3 = 4 NaSmKZnP2O7 + 16 NH3 + 4 CO2 + 3 O2 + 12 H2O
Na2O + SO2 = Na2SO3 =>
Na2O + SO2 = Na2SO3
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