| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 Al + 3 O2 = 2 Al2O3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Ag2C2O4 + Ca = CaC2O4 + Ag =>
Ag2C2O4 + Ca = CaC2O4 + 2 Ag
FeSiO3 + H2O = Fe3Si2O5(OH)4 + H4SiO4 =>
3 FeSiO3 + 4 H2O = Fe3Si2O5(OH)4 + H4SiO4
Hg2O(heat) = Hg + O2 =>
2 Hg2O(heat) = 4 Hg + O2
C7H6O2 + HNO3 = C7H5NO4 + H2O =>
C7H6O2 + HNO3 = C7H5NO4 + H2O
E5 = E3 =>
3 E5 = 5 E3
PbO2 + Sb + K(OH) = PbO + KSbO2 + H2O =>
3 PbO2 + 2 Sb + 2 K(OH) = 3 PbO + 2 KSbO2 + H2O
FeSO4(s) + K2Cr2O7(s) + H2SO4 = Fe2(SO4)3(s) + Cr2(SO4)3(s) + K2SO4(s) + H2O =>
6 FeSO4(s) + K2Cr2O7(s) + 7 H2SO4 = 3 Fe2(SO4)3(s) + Cr2(SO4)3(s) + K2SO4(s) + 7 H2O
PbO2 + HCl = PbCl2 + H2O + Cl2 =>
PbO2 + 4 HCl = PbCl2 + 2 H2O + Cl2
Cl2 + NaBr = NaCl + Br2 =>
Cl2 + 2 NaBr = 2 NaCl + Br2
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
C2H2 + KMnO4 + H2O = C2H2(OH)9 + MnO2 + KOH =>
C2H2 + 3 KMnO4 + 6 H2O = C2H2(OH)9 + 3 MnO2 + 3 KOH
Li3N + H2O = LiOH + NH3 =>
Li3N + 3 H2O = 3 LiOH + NH3
Co2(CO)8 + H2 = H[Co(CO)4] =>
Co2(CO)8 + H2 = 2 H[Co(CO)4]
NaOH + H2(SO)3 = Na2(SO)3 + H2O =>
2 NaOH + H2(SO)3 = Na2(SO)3 + 2 H2O
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
SiO2 + C = Si + CO =>
SiO2 + 2 C = Si + 2 CO
BaS + PtF2 = BaF2 + PtS =>
BaS + PtF2 = BaF2 + PtS
Pb(NO3)2 + Ca(SO4)2 = Pb(SO4)2 + Ca(NO3)2 =>
Pb(NO3)2 + Ca(SO4)2 = Pb(SO4)2 + Ca(NO3)2
Li3PO4(aq) + H2O(l) = LiOH(aq) + H3PO4(aq) =>
Li3PO4(aq) + 3 H2O(l) = 3 LiOH(aq) + H3PO4(aq)
KNO3(s) + S8(s) + C(s) = N2(g) + CO2(g) + K2S(s) =>
16 KNO3(s) + S8(s) + 24 C(s) = 8 N2(g) + 24 CO2(g) + 8 K2S(s)
C7H7NO2 + C4H6O3 = C9H7NO2 + H2O =>
2 C7H7NO2 + C4H6O3 = 2 C9H7NO2 + 3 H2O
UO2[NO3]2 + KI + KIO3 + H2O = UO2[OH]2 + KNO3 + I2 =>
3 UO2[NO3]2 + 5 KI + KIO3 + 3 H2O = 3 UO2[OH]2 + 6 KNO3 + 3 I2
Ag2S = Ag + S8 =>
8 Ag2S = 16 Ag + S8
HCSN + KMnO4 + H2SO4 = MnSO4 + K2SO4 + HCN + H2O =>
5 HCSN + 6 KMnO4 + 4 H2SO4 = 6 MnSO4 + 3 K2SO4 + 5 HCN + 4 H2O
C3H8 + KMnO4 + H2O = C3H8O + MnO2 + KOH =>
3 C3H8 + 2 KMnO4 + H2O = 3 C3H8O + 2 MnO2 + 2 KOH
HCl(aq) + RbOH(aq) = H2O + RbCl =>
HCl(aq) + RbOH(aq) = H2O + RbCl
C6H4(CO)2O + C3H8O3 = C30O12H24 + H2O =>
30 C6H4(CO)2O + 30 C3H8O3 = 11 C30O12H24 + 48 H2O
K2O2 + CO = K2CO3 =>
K2O2 + CO = K2CO3
BN + I2 = BI + N =>
2 BN + I2 = 2 BI + 2 N
Hg + HCl = HgCl + H =>
Hg + HCl = HgCl + H
RbCO2 + H2O = RbOH + HCO2 =>
RbCO2 + H2O = RbOH + HCO2
Na3(PO4) + Ca(C2H3O2)2 = Na(C2H3O2) + Ca3(PO4)2 =>
2 Na3(PO4) + 3 Ca(C2H3O2)2 = 6 Na(C2H3O2) + Ca3(PO4)2
H2SO4(aq) + CaCO3(s) = CO2(g) + H2O(l) + CaSO4(aq) =>
H2SO4(aq) + CaCO3(s) = CO2(g) + H2O(l) + CaSO4(aq)
KBr + Cl2 + H2O = KBrO3 + HCl =>
KBr + 3 Cl2 + 3 H2O = KBrO3 + 6 HCl
K2Cr2O7 + NaCl + H2SO4 = Cl2 + H2O + KSO4 + Na2SO4 + CrSO4 =>
K2Cr2O7 + 6 NaCl + 7 H2SO4 = 3 Cl2 + 7 H2O + 2 KSO4 + 3 Na2SO4 + 2 CrSO4
NH4HSO3 + NaOH = Na2SO3 + H2O + NH3 =>
NH4HSO3 + 2 NaOH = Na2SO3 + 2 H2O + NH3
SO4{-2} + BaCl2 = Cl{-} + BaSO4 =>
SO4{-2} + BaCl2 = 2 Cl{-} + BaSO4
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
K2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
3 K2S + 4 Na2Cr2O7 + 16 H2SO4 = 4 Cr2(SO4)3 + 3 K2SO4 + 4 Na2SO4 + 16 H2O
CuSCN + KIO3 + HCl = CuSO4 + KCl + HCN + ICl + H2O =>
4 CuSCN + 7 KIO3 + 14 HCl = 4 CuSO4 + 7 KCl + 4 HCN + 7 ICl + 5 H2O
C6H11Cl + KOH = C6H10 + KCl + H2O =>
C6H11Cl + KOH = C6H10 + KCl + H2O
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
CH3CH2OH + H2SO4 = CH3CH2HSO3 + H2O2 =>
CH3CH2OH + H2SO4 = CH3CH2HSO3 + H2O2
C2H4 + PdCl2 + H2O = C2H4O + Pd + HCl =>
C2H4 + PdCl2 + H2O = C2H4O + Pd + 2 HCl
SnCl2 + KBr = SnBr2 + KCl =>
SnCl2 + 2 KBr = SnBr2 + 2 KCl
CuCl2*2H2O + NaOH = Cu(OH)2 + NaCl + H2O =>
CuCl2*2H2O + 2 NaOH = Cu(OH)2 + 2 NaCl + 2 H2O
NaOHKCl = NaClK(OH) =>
NaOHKCl = NaClK(OH)
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Équations équilibrées sur12/09/24
Équations équilibrées sur01/08/24
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