| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Tl + 3 S = Tl2S3
CaCO2 = CaOCO =>
CaCO2 = CaOCO
Na2SiO3 + NH4Cl = NaCl + H2SiO3 + NH3 =>
Na2SiO3 + 2 NH4Cl = 2 NaCl + H2SiO3 + 2 NH3
KClNaOH = K(OH)NaCl =>
KClNaOH = K(OH)NaCl
Sb(s) + Cl2(g) = SbCl3(s) =>
2 Sb(s) + 3 Cl2(g) = 2 SbCl3(s)
C6H8O7 + NaHCO3 = Na3C6H5O7 + CO6 + H2O =>
7 C6H8O7 + 33 NaHCO3 = 11 Na3C6H5O7 + 9 CO6 + 17 H2O
Cr2O3 + KMnO4 + KOH = K2CrO4 + MnO2 + H2O =>
Cr2O3 + 2 KMnO4 + 2 KOH = 2 K2CrO4 + 2 MnO2 + H2O
CH4 + Cl = CHCl3 + HCl =>
CH4 + 6 Cl = CHCl3 + 3 HCl
SO4 + H2O = SO3 + OH =>
SO4 + H2O = SO3 + 2 OH
LiOH2O = LiH2OO =>
LiOH2O = LiH2OO
KMnO4(s) = K2MnO4(s) + MnO2(g) + O2(g) =>
2 KMnO4(s) = K2MnO4(s) + MnO2(g) + O2(g)
K2CrO4 + HCl = KCl + H2CrO4 =>
K2CrO4 + 2 HCl = 2 KCl + H2CrO4
Na2CO3 + Al2(SO4)3 + H2O = Na2SO4 + Al(OH)3 + CO2 =>
3 Na2CO3 + Al2(SO4)3 + 3 H2O = 3 Na2SO4 + 2 Al(OH)3 + 3 CO2
C3 + H2 + O2 = CH3OH =>
2 C3 + 12 H2 + 3 O2 = 6 CH3OH
Fe2O3 + CaSO3 = Ca(FeO2)2 + SO2 =>
Fe2O3 + CaSO3 = Ca(FeO2)2 + SO2
OH{-} + ClO{-} + CrO2{-} = Cl{-} + CrO4{-2} + H2O =>
2 OH{-} + 3 ClO{-} + 2 CrO2{-} = 3 Cl{-} + 2 CrO4{-2} + H2O
Ca + HOH = CaHOH =>
Ca + HOH = CaHOH
Hg2(NO3)2(aq) + LiCl(aq) = Hg2Cl2(s) + LiNO3(aq) =>
Hg2(NO3)2(aq) + 2 LiCl(aq) = Hg2Cl2(s) + 2 LiNO3(aq)
Li3N + H(OH) = NH3 + LiOH =>
Li3N + 3 H(OH) = NH3 + 3 LiOH
C2H5OH + H2O = C2H6O2 + H2 =>
C2H5OH + H2O = C2H6O2 + H2
SeCl4 + H2O = Se2O4 + HCl =>
2 SeCl4 + 4 H2O = Se2O4 + 8 HCl
C2 + H2O = CO + H =>
C2 + 2 H2O = 2 CO + 4 H
NH4SCN + KMnO4 + H2SO4 = MnSO4 + K2SO4 + (NH4)2SO4 + H2O + (SCN)2 =>
10 NH4SCN + 2 KMnO4 + 8 H2SO4 = 2 MnSO4 + K2SO4 + 5(NH4)2SO4 + 8 H2O + 5(SCN)2
NaO2 + H2O + CO2 = NaHCO3 + O2 =>
4 NaO2 + 2 H2O + 4 CO2 = 4 NaHCO3 + 3 O2
ZnBr2K2CO3 = Br2CO3K2Zn =>
ZnBr2K2CO3 = Br2CO3K2Zn
(NH4)2S2O8 + H2O = H2SO4 + (NH4)2SO4 + (O) =>
(NH4)2S2O8 + H2O = H2SO4 + (NH4)2SO4 + (O)
AgCl + Na2(S2O3) = Ag2(S2O3) + NaCl =>
2 AgCl + Na2(S2O3) = Ag2(S2O3) + 2 NaCl
H2S + Pb(OH)3 = Pb2S3 + H2O =>
3 H2S + 2 Pb(OH)3 = Pb2S3 + 6 H2O
{-} = {2-} =>
2e = {2-}
CH3CCNaCH3Br = CH3CCCH3NaBr =>
CH3CCNaCH3Br = CH3CCCH3NaBr
CH7COOH + O2 = CO2 + H2O =>
CH7COOH + 3 O2 = 2 CO2 + 4 H2O
CoCl2 + Na(OH) = Co(OH)2 + NaCl =>
CoCl2 + 2 Na(OH) = Co(OH)2 + 2 NaCl
BH + OH = B + H2O =>
BH + OH = B + H2O
MgCO3 + CH3COOH = MgCH3COO2 + H2O + CO2 =>
8 MgCO3 + 7 CH3COOH = 8 MgCH3COO2 + 2 H2O + 6 CO2
Fe0 + O2 = Fe2O3 =>
4 Fe0 + 3 O2 = 2 Fe2O3
C6H14 + Br2 = CH + HBr =>
C6H14 + 4 Br2 = 6 CH + 8 HBr
Cl4 = Cl8 =>
2 Cl4 = Cl8
Br2 + CAl2 = Br2CAl2 =>
Br2 + CAl2 = Br2CAl2
KMnO4 + KClO2 + H2O = Mn2O4 + KClO4 + KOH =>
4 KMnO4 + 3 KClO2 + 2 H2O = 2 Mn2O4 + 3 KClO4 + 4 KOH
C2H5OH + K2Cr2O7 + H2SO4 = CO2 + H2O + Cr2(SO4)3 + K2SO4 =>
C2H5OH + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 11 H2O + 2 Cr2(SO4)3 + 2 K2SO4
Bi2S3 + HNO3 = Bi(NO3)3 + H2SO4 + N2 + H2O =>
5 Bi2S3 + 54 HNO3 = 10 Bi(NO3)3 + 15 H2SO4 + 12 N2 + 12 H2O
C2H6OC2H4O2H2O2 = C4H12O5 =>
C2H6OC2H4O2H2O2 = C4H12O5
Cr + Se = CrSe3 =>
Cr + 3 Se = CrSe3
SbO6 + C = Sb + CO =>
SbO6 + 6 C = Sb + 6 CO
NH4ClO4 + Mg = MgCl2 + O2 + N2 + H2 =>
2 NH4ClO4 + Mg = MgCl2 + 4 O2 + N2 + 4 H2
NH3 + O = NO3 + H2O =>
2 NH3 + 9 O = 2 NO3 + 3 H2O
VO + H2O = V(OH)2 =>
VO + H2O = V(OH)2
Na2CrO4 + HCl = Cl2 + CrCl3 + H2O + NaCl =>
2 Na2CrO4 + 16 HCl = 3 Cl2 + 2 CrCl3 + 8 H2O + 4 NaCl
CH2CHCH2OH + KMnO4 + H2O = KOH + MnO2 + CH2(OH)CH(OH)CH2(OH) =>
3 CH2CHCH2OH + 2 KMnO4 + 4 H2O = 2 KOH + 2 MnO2 + 3 CH2(OH)CH(OH)CH2(OH)
C8H9NO2 + C3H8O = C9H13N + CO + H2O =>
6 C8H9NO2 + 5 C3H8O = 6 C9H13N + 9 CO + 8 H2O
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