| Équations équilibrées la veille |
NaBr + NaBrO3 + 2 NaHSO3 = Br2 + H2O + 2 Na2SO4
CH2CHCH2CH2CH + O2 = CO2 + H2O =>
CH2CHCH2CH2CH + 7 O2 = 5 CO2 + 4 H2O
K2Cr2O7 + KOH = K2CrO4 + H2CrO4 =>
2 K2Cr2O7 + 2 KOH = 3 K2CrO4 + H2CrO4
Zn2 + NH4OH = Zn(OH)3 + NH4 =>
Zn2 + 6 NH4OH = 2 Zn(OH)3 + 6 NH4
Ag3PO4 + KCl = KPO4 + Ag3Cl =>
Ag3PO4 + KCl = KPO4 + Ag3Cl
(NH4)NO3 + NaOH = NH4 + H2O + Na(NO3) =>
9(NH4)NO3 + 10 NaOH = 8 NH4 + 7 H2O + 10 Na(NO3)
AgNO3 + Na2S = Ag2S + NaNO3 =>
2 AgNO3 + Na2S = Ag2S + 2 NaNO3
C5H5NH2 + O2 = CO2 + N2 + H2O =>
4 C5H5NH2 + 27 O2 = 20 CO2 + 2 N2 + 14 H2O
K2CrO4 + Fe + H2SO4 = Cr2(SO4)3 + FeSO4 + K2SO4 + H2O =>
2 K2CrO4 + 3 Fe + 8 H2SO4 = Cr2(SO4)3 + 3 FeSO4 + 2 K2SO4 + 8 H2O
K(OH) + Fe(NO3)2 = Fe(OH)2 + K(NO3) =>
2 K(OH) + Fe(NO3)2 = Fe(OH)2 + 2 K(NO3)
Pb(CH3COO)2Pb + Fe = Pb + Fe(CH3COO)2 =>
Pb(CH3COO)2Pb + Fe = 2 Pb + Fe(CH3COO)2
I + MgBr2 = Mg + IBr =>
2 I + MgBr2 = Mg + 2 IBr
KI + C6H5NH2 = KNH2 + C6H5I =>
KI + C6H5NH2 = KNH2 + C6H5I
N2O4(s) + H2O(l) = H2NO3(aq) =>
N2O4(s) + 2 H2O(l) = 2 H2NO3(aq)
FePO4 + Cu = CuPO4 + Fe =>
FePO4 + Cu = CuPO4 + Fe
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
(NH4)3PO4 + HCl = NH4Cl + H3PO4 =>
(NH4)3PO4 + 3 HCl = 3 NH4Cl + H3PO4
C4H9MgBr + C4H8O + H2SO4H2O = C8H18O + MgBr + HSO4 =>
5 C4H9MgBr + 3 C4H8O + H2SO4H2O = 4 C8H18O + 5 MgBr + HSO4
NaSO + H2 = H2SO + Na =>
NaSO + H2 = H2SO + Na
NaNO3(aq) + FeCl3(aq) = Fe(NO3)3(aq) + NaCl(aq) =>
3 NaNO3(aq) + FeCl3(aq) = Fe(NO3)3(aq) + 3 NaCl(aq)
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Mn + (OH)2 + HNO3 = Mn(NO3)2 + H2O =>
Mn + (OH)2 + 2 HNO3 = Mn(NO3)2 + 2 H2O
Bi2S3 + HCl = BiCl3 + SH2 =>
Bi2S3 + 6 HCl = 2 BiCl3 + 3 SH2
KMnO4 + K2C2O2 + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
6 KMnO4 + 5 K2C2O2 + 14 H2SO4 = 8 K2SO4 + 6 MnSO4 + 10 CO2 + 14 H2O
KI + Pb(NO2)2 = K(NO2) + PbI2 =>
2 KI + Pb(NO2)2 = 2 K(NO2) + PbI2
H(OH) + AgI = H2I + AgO =>
H(OH) + AgI = H2I + AgO
S + CuP2 = SP + Cu3 =>
6 S + 3 CuP2 = 6 SP + Cu3
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2(aq) + Ni(s) =>
Zn(s) + Ni(NO3)2(aq) = Zn(NO3)2(aq) + Ni(s)
Mn{2+} + H2O = Mn2O3 + H{+} + e =>
2 Mn{2+} + 3 H2O = Mn2O3 + 6 H{+} + 2e
Mg(OH)2(s) = MgO(s) + H2O =>
Mg(OH)2(s) = MgO(s) + H2O
H2SO4(aq) + NaOH(aq) = Na2SO4(aq) + H2O(l) =>
H2SO4(aq) + 2 NaOH(aq) = Na2SO4(aq) + 2 H2O(l)
Fe2O3 + HPO4 = Fe(PO4)3 + H2O =>
Fe2O3 + 6 HPO4 = 2 Fe(PO4)3 + 3 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CH3OCOH + CH3CH2OH = CH3COOC2H5 + H2O =>
CH3OCOH + CH3CH2OH = CH3COOC2H5 + H2O
P4 + NaOH = PH3 + Na2PO2 =>
5 P4 + 24 NaOH = 8 PH3 + 12 Na2PO2
KOH(aq) + NaCl(aq) = KCl + NaOH =>
KOH(aq) + NaCl(aq) = KCl + NaOH
Mn + (OH)2 + HNO3 = Mn(NO3)2 + H2O =>
Mn + (OH)2 + 2 HNO3 = Mn(NO3)2 + 2 H2O
CH4 + Cl2 = HCl + C2H6 =>
2 CH4 + Cl2 = 2 HCl + C2H6
H2S + BeO = H2O + BeS =>
H2S + BeO = H2O + BeS
K2Cr2O7 + HBr = K2O + Cr2O3 + H2O + Br2 =>
K2Cr2O7 + 6 HBr = K2O + Cr2O3 + 3 H2O + 3 Br2
BrO3{-} + MnO2 + H2O = Br{-} + MnO4{-} + H{+} =>
BrO3{-} + 2 MnO2 + H2O = Br{-} + 2 MnO4{-} + 2 H{+}
HCl + As3O2 + NaNO3 + H2O = NO + H3AsO4 + NaCl =>
11 HCl + 3 As3O2 + 11 NaNO3 + 8 H2O = 11 NO + 9 H3AsO4 + 11 NaCl
Pb + H3PO4 = PbPO4 + H2 =>
2 Pb + 2 H3PO4 = 2 PbPO4 + 3 H2
Al + HCl = (AlCl)3 + H2 =>
6 Al + 6 HCl = 2(AlCl)3 + 3 H2
MnO + N2S4 = N2O4 + MnS =>
4 MnO + N2S4 = N2O4 + 4 MnS
AlCl3(s) + H2(g) = HCl(aq) + Al(s) =>
2 AlCl3(s) + 3 H2(g) = 6 HCl(aq) + 2 Al(s)
H{+} + Cl{-} + MnO2 = H2O + Mn{+2} + Cl2 =>
4 H{+} + 2 Cl{-} + MnO2 = 2 H2O + Mn{+2} + Cl2
NO2 + Fe(OH)3 = Fe(NO3)3 + NO + H2O =>
9 NO2 + 2 Fe(OH)3 = 2 Fe(NO3)3 + 3 NO + 3 H2O
ZnO(s) + Ba(OH)2(aq) = BaZnO2 + H2O =>
ZnO(s) + Ba(OH)2(aq) = BaZnO2 + H2O
SrCl2 + Pb3(PO4)4 = Sr3(PO4)2 + PbCl4 =>
6 SrCl2 + Pb3(PO4)4 = 2 Sr3(PO4)2 + 3 PbCl4
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Équations équilibrées sur01/28/25
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