| Équations équilibrées la veille | Équations équilibrées le lendemain |
C6H12O6 + 2 KOH = 2 C3H5KO3 + 2 H2O
BaCO3 + H2SO4 = BaSO4 + H2CO3 =>
BaCO3 + H2SO4 = BaSO4 + H2CO3
BaCl2(aq) + CaSO4(aq) = BaSO4(s) + CaCl2(aq) =>
BaCl2(aq) + CaSO4(aq) = BaSO4(s) + CaCl2(aq)
Ca + (NH4)2SO4 = CaSO4 + NH4 =>
Ca + (NH4)2SO4 = CaSO4 + 2 NH4
C6H7NO + C4H6O3 = C8H9NO2 + CH3COOH =>
C6H7NO + C4H6O3 = C8H9NO2 + CH3COOH
Ca3(PO4)2 + H2SO4 = Ca(H2PO4)2 + CaSO4 =>
Ca3(PO4)2 + 2 H2SO4 = Ca(H2PO4)2 + 2 CaSO4
H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
B2S3 + H2O = H2S + H3BO3 =>
B2S3 + 6 H2O = 3 H2S + 2 H3BO3
KI + HCl + Na2CrO4 = I2 + CrCl3 + NaCl + KCl + H2O =>
6 KI + 16 HCl + 2 Na2CrO4 = 3 I2 + 2 CrCl3 + 4 NaCl + 6 KCl + 8 H2O
KCl + HClO3 + H2SO4 = Cl2 + H2O + K2SO4 =>
10 KCl + 2 HClO3 + 5 H2SO4 = 6 Cl2 + 6 H2O + 5 K2SO4
Na3N = Na + N2 =>
2 Na3N = 6 Na + N2
KOH + SO2 + KMnO4 = K2SO4 + MnSO4 + H2O =>
4 KOH + 5 SO2 + 2 KMnO4 = 3 K2SO4 + 2 MnSO4 + 2 H2O
C4 = C2 =>
C4 = 2 C2
C4H8N2O3 + HCl = [C4H9N2O3]Cl =>
C4H8N2O3 + HCl = [C4H9N2O3]Cl
Al2(SO4)3 + Ca(NO3)2 = Al(NO3)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(NO3)2 = 2 Al(NO3)3 + 3 CaSO4
KOH(aq) + NiSO4(aq) = K2SO4(g) + Ni(OH)2(aq) =>
2 KOH(aq) + NiSO4(aq) = K2SO4(g) + Ni(OH)2(aq)
I{-} + OH{-} = IO3{-} + H2O + e =>
I{-} + 6 OH{-} = IO3{-} + 3 H2O + 6e
CH3CCNaCH3Br = CH3CCCH3NaBr =>
CH3CCNaCH3Br = CH3CCCH3NaBr
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + NH3(aq) + HOH(l) =>
(NH4)2SO4(aq) + Ba(OH)2(aq) = BaSO4(aq) + 2 NH3(aq) + 2 HOH(l)
CaSO4 + HCl + BaCl2 = HCl2 + BaSO4 + CaCl =>
CaSO4 + HCl + BaCl2 = HCl2 + BaSO4 + CaCl
B + NaOH = BNaOH =>
B + NaOH = BNaOH
CuNaCl2HO = CuCl2NaHO =>
CuNaCl2HO = CuCl2NaHO
H2S + AgCl = AgH + SCl2 =>
H2S + 2 AgCl = 2 AgH + SCl2
Al + Cl = Al2Cl2 =>
2 Al + 2 Cl = Al2Cl2
Pb(NO3)2(aq) + K(aq) = Pb + K(NO3)2 =>
Pb(NO3)2(aq) + K(aq) = Pb + K(NO3)2
C6H12 + O2 = CO2 + OH =>
C6H12 + 12 O2 = 6 CO2 + 12 OH
K2[CuCl4] + Hg(NO3)2 = HgCl2 + Cu(NO3)2 + KNO3 =>
K2[CuCl4] + 2 Hg(NO3)2 = 2 HgCl2 + Cu(NO3)2 + 2 KNO3
FeCl3 + NH2OH = N2O + FeCl2 + HCl + H2O =>
4 FeCl3 + 2 NH2OH = N2O + 4 FeCl2 + 4 HCl + H2O
MnO2 + KClO3 + CsOH = Cs2MnO4 + KCl + H2O =>
3 MnO2 + KClO3 + 6 CsOH = 3 Cs2MnO4 + KCl + 3 H2O
KCl + NH4Fe(SO4)2 = KFe(SO4)2 + NH4Cl =>
KCl + NH4Fe(SO4)2 = KFe(SO4)2 + NH4Cl
H2S + Cl2 = HCl + S =>
H2S + Cl2 = 2 HCl + S
KClO3 + H2O = KOH + HClO3 =>
KClO3 + H2O = KOH + HClO3
BaCl2*H2O + H2SO4 = BaSO4 + HCl + H2O =>
BaCl2*H2O + H2SO4 = BaSO4 + 2 HCl + H2O
Fe[SCN]3 + Ag[NO3] = Fe[NO3]3 + Ag[SCN] =>
Fe[SCN]3 + 3 Ag[NO3] = Fe[NO3]3 + 3 Ag[SCN]
PbCl2 + Na2SO4 = PbSO4 + NaCl =>
PbCl2 + Na2SO4 = PbSO4 + 2 NaCl
HFeO2 + H2SO4 = Fe2(SO4)3 + H2O =>
2 HFeO2 + 3 H2SO4 = Fe2(SO4)3 + 4 H2O
Zn + K2CO3 = ZnCO3 + K =>
Zn + K2CO3 = ZnCO3 + 2 K
HNO3 + NH42SO4 = NO2 + H2SO4 + H2O =>
44 HNO3 + NH42SO4 = 45 NO2 + H2SO4 + 42 H2O
Mg + H2SO4 + Cr = MgSO4 + HCr2 =>
Mg + H2SO4 + 4 Cr = MgSO4 + 2 HCr2
Ba(OH)2 + SnO2 = BaSnO3 + H2O =>
Ba(OH)2 + SnO2 = BaSnO3 + H2O
Bi(OH)3 + SnO2{2-} = Bi + SnO3{2-} + H2O =>
2 Bi(OH)3 + 3 SnO2{2-} = 2 Bi + 3 SnO3{2-} + 3 H2O
K2Cr2O7 + FeCl2 + HCl = CrCl + FeCl3 + H2O + KCl =>
K2Cr2O7 + 10 FeCl2 + 14 HCl = 2 CrCl + 10 FeCl3 + 7 H2O + 2 KCl
BaNO3 + KSO4 = BaSO4 + KNO3 =>
BaNO3 + KSO4 = BaSO4 + KNO3
AlK(SO4)2 + NaOH = Al(OH)3 + K2SO4 + Na2SO4 =>
2 AlK(SO4)2 + 6 NaOH = 2 Al(OH)3 + K2SO4 + 3 Na2SO4
NaCl + MnO2 + H2SO4 = MnCl2 + Cl2 + Na2SO4 + H2O =>
4 NaCl + MnO2 + 2 H2SO4 = MnCl2 + Cl2 + 2 Na2SO4 + 2 H2O
CH3NHCH3 + CH3Br = CH3NCH3CH3 + HBr =>
CH3NHCH3 + CH3Br = CH3NCH3CH3 + HBr
PbCrO4 + KI + H2SO4 = PbSO4 + CrI3 + K2SO4 + I2 + H2O =>
2 PbCrO4 + 12 KI + 8 H2SO4 = 2 PbSO4 + 2 CrI3 + 6 K2SO4 + 3 I2 + 8 H2O
(CH3)3CCH2CH(CH3)2 + SO2Cl2 = SO2 + (CH3)3CCH2CCl(CH3)2 + HCl =>
(CH3)3CCH2CH(CH3)2 + SO2Cl2 = SO2 + (CH3)3CCH2CCl(CH3)2 + HCl
CH3OH + CO = CH3CO2H =>
CH3OH + CO = CH3CO2H
Li{+} + SO4{2-} + Sr{+2} + Cl{-} = LiSO4 + SrCl =>
Li{+} + SO4{2-} + Sr{+2} + Cl{-} = LiSO4 + SrCl
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