| Équations équilibrées la veille |
P2O5 + 6 NaOH = 2 Na3 + 2 PO4 + 3 H2O
Sn{2+} + I2 = Sn{4+} + I{-} =>
Sn{2+} + I2 = Sn{4+} + 2 I{-}
NH4NO3 + C20H30O2 = CO2 + H2O + N2 =>
53 NH4NO3 + C20H30O2 = 20 CO2 + 121 H2O + 53 N2
CH3(CH2)16COOH + O2 = CO2 + H2O =>
CH3(CH2)16COOH + 26 O2 = 18 CO2 + 18 H2O
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + NH4(CH3COO) =>
Ba(CH3COO)2 + (NH4)2SO4 = BaSO4 + 2 NH4(CH3COO)
Ne + He = NeHe =>
Ne + He = NeHe
C3H4 + O3 = CO3 + H2O =>
3 C3H4 + 11 O3 = 9 CO3 + 6 H2O
Zn + NH3*H2O = Zn(OH)2 + NH4 =>
Zn + 2 NH3*H2O = Zn(OH)2 + 2 NH4
Fe(C2H3O2)2 + Na2CO3 = Na(C2H3O2) + FeCO3 =>
Fe(C2H3O2)2 + Na2CO3 = 2 Na(C2H3O2) + FeCO3
Fe3O4 + H2 = Fe + H2O =>
Fe3O4 + 4 H2 = 3 Fe + 4 H2O
FeCl2 + NH4(OH) = Fe(OH)2 + NH4Cl =>
FeCl2 + 2 NH4(OH) = Fe(OH)2 + 2 NH4Cl
Mg(s) + Cu(NO3)2(aq) = Cu + Mg(NO3)2 =>
Mg(s) + Cu(NO3)2(aq) = Cu + Mg(NO3)2
Fe2O3 + H2O = Fe(OH)3 = =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Fe2(SO4)3 + Na2SO3 + NaOH = FeSO4 + Na2SO4 + H2O =>
Fe2(SO4)3 + Na2SO3 + 2 NaOH = 2 FeSO4 + 2 Na2SO4 + H2O
BaOH2 + Li2SO4 = BaSO4 + Li2OH2 =>
BaOH2 + Li2SO4 = BaSO4 + Li2OH2
C8H12O2 + O2 = CO + H2O =>
C8H12O2 + 6 O2 = 8 CO + 6 H2O
C3H8NO5P + H2O = C2H5OH + CH4N2O + H3PO4 + C12H22O11 =>
8 C3H8NO5P + 11 H2O = 4 C2H5OH + 4 CH4N2O + 8 H3PO4 + C12H22O11
N2CO3 + HCl = NCl + CO2 + H2O =>
N2CO3 + 2 HCl = 2 NCl + CO2 + H2O
HCl(aq) + Na2S2O3(aq) = NaCl(aq) + SO2(g) + S(s) + H2O(l) =>
2 HCl(aq) + Na2S2O3(aq) = 2 NaCl(aq) + SO2(g) + S(s) + H2O(l)
NaOCl + H2O + CO2 = NaHCO3 + HClO =>
NaOCl + H2O + CO2 = NaHCO3 + HClO
Cd + H2O = CdO + H2 =>
Cd + H2O = CdO + H2
H3AsO4 + Mn = H3AsO3 + MnO4 =>
4 H3AsO4 + Mn = 4 H3AsO3 + MnO4
P + H2O2 + NaOH = Na3PO4 + H2O =>
2 P + 5 H2O2 + 6 NaOH = 2 Na3PO4 + 8 H2O
CuO + C = CuC + CO2 =>
2 CuO + 3 C = 2 CuC + CO2
HCHO2 + K2CO3 = KCHO2 + H2O + CO2 =>
2 HCHO2 + K2CO3 = 2 KCHO2 + H2O + CO2
NaOH + CH3CH2COOH = CH3CH2COO + NaOH2 =>
NaOH + CH3CH2COOH = CH3CH2COO + NaOH2
(NH4)2SO4(aq) + CuCl2(aq) = (NH4)Cl(aq) + CuSO4(s) =>
(NH4)2SO4(aq) + CuCl2(aq) = 2(NH4)Cl(aq) + CuSO4(s)
FeSO4 + K2(CrO7) + H2SO4 = Fe2(SO4)3 + Cr2(SO4)3 + H2O + K =>
22 FeSO4 + 2 K2(CrO7) + 14 H2SO4 = 11 Fe2(SO4)3 + Cr2(SO4)3 + 14 H2O + 4 K
Mg(HCO3)2 + NaOH = Mg(OH)2 + Na2CO3 + H2O =>
Mg(HCO3)2 + 4 NaOH = Mg(OH)2 + 2 Na2CO3 + 2 H2O
SO3 + F2 = SF6 + O2 =>
2 SO3 + 6 F2 = 2 SF6 + 3 O2
CH3COOH + HOH = H3O + C2H3O2 =>
CH3COOH + HOH = H3O + C2H3O2
Mg + MnO4 = Mg(MnO4)2 =>
Mg + 2 MnO4 = Mg(MnO4)2
Mn2O7 + Ba(OH)2 = Mn(OH)7 + BaO =>
Mn2O7 + 7 Ba(OH)2 = 2 Mn(OH)7 + 7 BaO
KCH3CO2 + (NH4)2SO4 = K2SO4 + NH4CH3CO2 =>
2 KCH3CO2 + (NH4)2SO4 = K2SO4 + 2 NH4CH3CO2
K2CO3 + C = CO + K =>
K2CO3 + 2 C = 3 CO + 2 K
Ca2SO4 + BaCe2 = CaCe + BaSO4 =>
Ca2SO4 + BaCe2 = 2 CaCe + BaSO4
NH4Cl + Pb(CH3COO)2 = PbCl2 + CH3COONH4 =>
2 NH4Cl + Pb(CH3COO)2 = PbCl2 + 2 CH3COONH4
FeCl2 + NaCl = FeCl + NaCl2 =>
FeCl2 + NaCl = FeCl + NaCl2
Co2 + O3 = Co2O3 =>
Co2 + O3 = Co2O3
H2CO3 + OH{-} = HCO3{-} + H2O =>
H2CO3 + OH{-} = HCO3{-} + H2O
C6H5COOH + Na2CO3 = C6H5COONa + NaHCO3 =>
C6H5COOH + Na2CO3 = C6H5COONa + NaHCO3
Na3PO4 + K = KPO4 + Na =>
Na3PO4 + K = KPO4 + 3 Na
Ba(NO3)2(aq) + K3PO4(aq) = Ba3(PO4)2 + KNO3 =>
3 Ba(NO3)2(aq) + 2 K3PO4(aq) = Ba3(PO4)2 + 6 KNO3
NO2 + Br2 = NO2Br2 =>
NO2 + Br2 = NO2Br2
Sn + HCl + K2Cr2O7 = SnCl4 + CrCl3 + KCl + H2O =>
3 Sn + 28 HCl + 2 K2Cr2O7 = 3 SnCl4 + 4 CrCl3 + 4 KCl + 14 H2O
FeCl3 + Cl2 = FeCl4{-} + Cl{+} =>
FeCl3 + Cl2 = FeCl4{-} + Cl{+}
HI(aq) + Sr(OH)2(aq) = H2O + SrI2 =>
2 HI(aq) + Sr(OH)2(aq) = 2 H2O + SrI2
KBr + HNO3 + AgNO3 = AgBr + K(NO3)2 + H =>
KBr + HNO3 + AgNO3 = AgBr + K(NO3)2 + H
Zn + SO3 = ZnSO3 =>
Zn + SO3 = ZnSO3
Sc(NO3)3 = Sc2O3 + NO2 + O2 =>
4 Sc(NO3)3 = 2 Sc2O3 + 12 NO2 + 3 O2
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Équations équilibrées sur10/27/24
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