| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3CH2COONa + H3PO4 = 3 H3CCH2COOH + Na3PO4
Zn + Cd(NO3)2 = Cd + Zn(NO3) =>
2 Zn + Cd(NO3)2 = Cd + 2 Zn(NO3)
NaClO4 = O2 + NaClO3 =>
2 NaClO4 = O2 + 2 NaClO3
C5H6O(l) + O2(g) = CO2(g) + H2O(l) =>
C5H6O(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(l)
Zn + K2Cr2O7 + HCl = ZnCl2 + CrCl3 + H2O + KCl =>
3 Zn + K2Cr2O7 + 14 HCl = 3 ZnCl2 + 2 CrCl3 + 7 H2O + 2 KCl
C3H12 + Br2 = C3H12Br2 =>
C3H12 + Br2 = C3H12Br2
Pr04Nd04Mg12Ni4 + Ni = Pr04Nd04Mg12Ni6 =>
Pr04Nd04Mg12Ni4 + 2 Ni = Pr04Nd04Mg12Ni6
Cr2O3 + K2CO3 = CO2 + KCrO2 =>
Cr2O3 + K2CO3 = CO2 + 2 KCrO2
Water + carbon = hydrogen + carbondioxide =>
2 H2O + C = 2 H2 + CO2
SiO2 + Ca(OH)2 + H2O = CaO*2SiO2*4H2O =>
2 SiO2 + Ca(OH)2 + 3 H2O = CaO*2SiO2*4H2O
H2O + CO2 = C7H12O6 + O2 =>
6 H2O + 7 CO2 = C7H12O6 + 7 O2
H2SO4 + CdO = CdSO4 + H2 + O2 =>
2 H2SO4 + 2 CdO = 2 CdSO4 + 2 H2 + O2
NaNO3 + KSO4 = NaSO4 + KNO3 =>
NaNO3 + KSO4 = NaSO4 + KNO3
Pb(NO3)2 + KI = KNO2 + O2 + PbI2 =>
Pb(NO3)2 + 2 KI = 2 KNO2 + O2 + PbI2
HNO2 = HNO3 + NO + H =>
2 HNO2 = HNO3 + NO + H
(NH4)2S + Pb(NO3)2 + H2O2 = NH4(NO3)2 + H2O + PbS =>
3(NH4)2S + 3 Pb(NO3)2 + 10 H2O2 = 4 NH4(NO3)2 + 14 H2O + 3 PbS
Cu2O + Cu2S = SO2 + Cu =>
2 Cu2O + Cu2S = SO2 + 6 Cu
PbCl2 + K2CrO7 = PbCrO7 + KCl =>
PbCl2 + K2CrO7 = PbCrO7 + 2 KCl
CaF2 + AlF3 + Mg3N2 + LiN3 = Ca2Al3MgN5 + LiF + N2 =>
6 CaF2 + 9 AlF3 + Mg3N2 + 39 LiN3 = 3 Ca2Al3MgN5 + 39 LiF + 52 N2
CH3CHCHCH2CH3 + Br = CH3CHCHCH2Br + CH3Br =>
CH3CHCHCH2CH3 + 2 Br = CH3CHCHCH2Br + CH3Br
FeSO4(aq) + Sr(OH)2(aq) = FeOH(aq) + Sr(SO4)2(aq) =>
2 FeSO4(aq) + Sr(OH)2(aq) = 2 FeOH(aq) + Sr(SO4)2(aq)
Cu(NO3)2 + NaBr = Cu(Br)2 + NaNO3 =>
Cu(NO3)2 + 2 NaBr = Cu(Br)2 + 2 NaNO3
Mg + HNO3 = Mg(NO3)2 + NH4N03 + H2O =>
12 Mg + 28 HNO3 = 12 Mg(NO3)2 + NH4N03 + 12 H2O
Al + Ca2O3 = Al2O3 + Ca =>
2 Al + Ca2O3 = Al2O3 + 2 Ca
Fe{3+} + KSCN = [Fe(KSCN)]{3+} =>
Fe{3+} + KSCN = [Fe(KSCN)]{3+}
NH4Cl(aq) + AgNO3(aq) = AgCl + NH4(NO3) =>
NH4Cl(aq) + AgNO3(aq) = AgCl + NH4(NO3)
Os2(CO3)4 = Os4 + (CO3)2 =>
2 Os2(CO3)4 = Os4 + 4(CO3)2
C6H8O7 + OH{-} = C6H7O7{-} + H2O =>
C6H8O7 + OH{-} = C6H7O7{-} + H2O
C3H6NH2 + HNO3 = C3H6(OH)2 + N2 + H2O =>
10 C3H6NH2 + 8 HNO3 = 10 C3H6(OH)2 + 9 N2 + 4 H2O
Cl2 + Cr = CrCl2 =>
Cl2 + Cr = CrCl2
Cl2(aq) + CaI2(aq) = CaCl2(ac) + I2(s) =>
Cl2(aq) + CaI2(aq) = CaCl2(ac) + I2(s)
Pb(ClO4)2(aq) + K2S(aq) = PbS(s) + KClO4(aq) =>
Pb(ClO4)2(aq) + K2S(aq) = PbS(s) + 2 KClO4(aq)
ZnCl2 + Na2CO3 = Zn2(CO3)2 + Na2Cl2 =>
2 ZnCl2 + 2 Na2CO3 = Zn2(CO3)2 + 2 Na2Cl2
K3[Fe(CN)6] + PbO2 + HCl = KCl + FeCl3 + PbCl2 + CO2 + NO2 + H2O =>
K3[Fe(CN)6] + 27 PbO2 + 60 HCl = 3 KCl + FeCl3 + 27 PbCl2 + 6 CO2 + 6 NO2 + 30 H2O
ZnCl2 + Na2CO3 = Zn2(CO3)2 + Na2Cl2 =>
2 ZnCl2 + 2 Na2CO3 = Zn2(CO3)2 + 2 Na2Cl2
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnOH2 + C3H6O + H2O000000000000 =>
7 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnOH2 + 7 C3H6O + 6 H2O000000000000
C20H17O2S + O2 = CO2 + H2O + SO =>
4 C20H17O2S + 95 O2 = 80 CO2 + 34 H2O + 4 SO
Mg3P2 + H2O(l) = PH3(g) + Mg(OH)2 =>
Mg3P2 + 6 H2O(l) = 2 PH3(g) + 3 Mg(OH)2
CuSO4 + H2O = (CuOH)2SO4 + H2SO4 =>
2 CuSO4 + 2 H2O = (CuOH)2SO4 + H2SO4
Cu(OH)2 + HNO3 = Cu(NO3)2 + H2O =>
Cu(OH)2 + 2 HNO3 = Cu(NO3)2 + 2 H2O
HBrO4 + Al(OH)3 = BrAlO5 + H2O =>
HBrO4 + Al(OH)3 = BrAlO5 + 2 H2O
NaClO3 + KCl = KClO4 + NaCl =>
4 NaClO3 + 3 KCl = 3 KClO4 + 4 NaCl
Cu + AgI = Ag + CuI =>
Cu + AgI = Ag + CuI
ZnCl2 + Na2CO3 = Zn2(CO3)2 + Na2Cl2 =>
2 ZnCl2 + 2 Na2CO3 = Zn2(CO3)2 + 2 Na2Cl2
HNO3 + HNO2 + NaOH = NaNO3 + H3O =>
2 HNO3 + HNO2 + 3 NaOH = 3 NaNO3 + 2 H3O
FeSO4 + NaOCl = NaSO4 + FeOCl =>
FeSO4 + NaOCl = NaSO4 + FeOCl
K4Fe(CN)6 + H2SO4 + H2O = K2SO4 + FeSO4 + (NH4)2SO4 + CO =>
K4Fe(CN)6 + 6 H2SO4 + 6 H2O = 2 K2SO4 + FeSO4 + 3(NH4)2SO4 + 6 CO
Au2 + O = AuO2 =>
Au2 + 4 O = 2 AuO2
(NH4)2Cr2O7 = Cr2O3 + N2 + H2O =>
(NH4)2Cr2O7 = Cr2O3 + N2 + 4 H2O
Cu(No3)2 + Al = Cu + Al(No3)2 =>
Cu(No3)2 + Al = Cu + Al(No3)2
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Équations équilibrées sur01/05/25
Équations équilibrées sur02/04/24
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