| Équations équilibrées la veille |
2 AlCl2 + Cl2 = 2 AlCl3
CuO + H2 = Cu + H2O =>
CuO + H2 = Cu + H2O
Pb(OH)2 + NaOH = Na2PbO2 + H2O =>
Pb(OH)2 + 2 NaOH = Na2PbO2 + 2 H2O
N2O4(l) + N2H4(g) = N2(g) + H2O(g) =>
N2O4(l) + 2 N2H4(g) = 3 N2(g) + 4 H2O(g)
NAl + Pb(NO3)2 = Pb3Al2 + N(NO3)3 =>
2 NAl + 3 Pb(NO3)2 = Pb3Al2 + 2 N(NO3)3
Na2HPO4 = Na4P2O7 + H2O =>
2 Na2HPO4 = Na4P2O7 + H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Zn(s) + CuBr2(aq) = ZnBr2(aq) + Cu9(s) =>
9 Zn(s) + 9 CuBr2(aq) = 9 ZnBr2(aq) + Cu9(s)
CuSO3 + NaNO3 = Cu(NO3)2 + Na2SO3 =>
CuSO3 + 2 NaNO3 = Cu(NO3)2 + Na2SO3
Al(CIO3)3 + NaOH = Al(OH)3 + NaCIO3 =>
Al(CIO3)3 + 3 NaOH = Al(OH)3 + 3 NaCIO3
NH3 + NO = N2 + H2O =>
4 NH3 + 6 NO = 5 N2 + 6 H2O
Fe + HCl = FeCl2 + H2 =>
Fe + 2 HCl = FeCl2 + H2
I2 + BrO3{-} = Br2 + IO3{-} =>
I2 + 2 BrO3{-} = Br2 + 2 IO3{-}
C7H6O2 + NaHCO3 = C6H5O7Na3 + H2O + CO2 =>
3 C7H6O2 + 15 NaHCO3 = 5 C6H5O7Na3 + 4 H2O + 6 CO2
Zn(s) + HCl(aq) = ZnCl2(aq) + H2(g) =>
Zn(s) + 2 HCl(aq) = ZnCl2(aq) + H2(g)
Mg3(PO4)2 + H2 = Mg + H3PO4 =>
Mg3(PO4)2 + 3 H2 = 3 Mg + 2 H3PO4
Fe + Cl = FeCl3 =>
Fe + 3 Cl = FeCl3
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
TeO2 + H2 = Te + H2O =>
TeO2 + 2 H2 = Te + 2 H2O
C4H8Cl2 + Na = C4H8 + NaCl =>
C4H8Cl2 + 2 Na = C4H8 + 2 NaCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
Mg(NO3)2 + Na3PO4 = Mg3(PO4)2 + NaNO3 =>
3 Mg(NO3)2 + 2 Na3PO4 = Mg3(PO4)2 + 6 NaNO3
La2O3 + Y2O3 = LaYO3 =>
La2O3 + Y2O3 = 2 LaYO3
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Zn + O2 = ZnO =>
2 Zn + O2 = 2 ZnO
Ca(NO3)2 + Fe = Fe(NO3)3 + Ca =>
3 Ca(NO3)2 + 2 Fe = 2 Fe(NO3)3 + 3 Ca
NaNO2(s) + HCl(aq) = NaCl(aq) + HNO2(aq) =>
NaNO2(s) + HCl(aq) = NaCl(aq) + HNO2(aq)
Cu + H2SO4 + H2O2 = CuSO4 + H2O =>
Cu + H2SO4 + H2O2 = CuSO4 + 2 H2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
NAl + Pb(NO3)2 = Pb3Al2 + N(NO3)3 =>
2 NAl + 3 Pb(NO3)2 = Pb3Al2 + 2 N(NO3)3
HCe + KMnO4 = KCe + MnCe + Ce2 + H2O =>
8 HCe + KMnO4 = KCe + MnCe + 3 Ce2 + 4 H2O
Ag2S + KCN = AgK(CN)2 + K2S =>
Ag2S + 4 KCN = 2 AgK(CN)2 + K2S
BaSO4 + CH3COOH = BaCH3COOH + SO4 =>
BaSO4 + CH3COOH = BaCH3COOH + SO4
H3BO3 + Mg = Mg(BO2)2 + H2 + H2O =>
2 H3BO3 + Mg = Mg(BO2)2 + H2 + 2 H2O
Al(s) + SnCl2 = Sn(s) + AlCl3 =>
2 Al(s) + 3 SnCl2 = 3 Sn(s) + 2 AlCl3
H3PO4 + Na2S = Na3PO4 + H2S =>
2 H3PO4 + 3 Na2S = 2 Na3PO4 + 3 H2S
HCl(aq) + NaI(aq) + NaClO(aq) = I2(s) + NaCl(aq) + H2O(l) =>
2 HCl(aq) + 2 NaI(aq) + NaClO(aq) = I2(s) + 3 NaCl(aq) + H2O(l)
Cu + NaNO3 + H2SO4 = NO2 + CuSO4 + Na2SO4 + H2O =>
Cu + 2 NaNO3 + 2 H2SO4 = 2 NO2 + CuSO4 + Na2SO4 + 2 H2O
Mg3N2 + HCl = MgCl2 + NH3 =>
Mg3N2 + 6 HCl = 3 MgCl2 + 2 NH3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
O2 + C5H12O2 = CO2 + H2O =>
7 O2 + C5H12O2 = 5 CO2 + 6 H2O
Zn(NO3)2 + NH3 = Zn(NH3)2 + NO3 =>
Zn(NO3)2 + 2 NH3 = Zn(NH3)2 + 2 NO3
KMnO4 + H2C2O4 + H2SO4 = MnSO4 + K2SO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 10 CO2 + 8 H2O
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
C3H5O(COOH)2COO + OH = C3H5O(COOH)(COO)2 + H2O =>
C3H5O(COOH)2COO + OH = C3H5O(COOH)(COO)2 + H2O
CaC2O4 + CH3COOH = (CH3COO)2Ca + H2C2O4 =>
CaC2O4 + 2 CH3COOH = (CH3COO)2Ca + H2C2O4
K + Br = K2Br2 =>
2 K + 2 Br = K2Br2
HCl + NaH2PO4 = NaCl + H3PO4 =>
HCl + NaH2PO4 = NaCl + H3PO4
Mg + Fe2O3 = MgO + Fe =>
3 Mg + Fe2O3 = 3 MgO + 2 Fe
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
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Équations équilibrées sur10/22/24
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