| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaHCO3 + H2C2O4 = 2 H2O + 2 CO2 + Na2C2O4
HCl + AgNO3 = AgCl + HNO3 =>
HCl + AgNO3 = AgCl + HNO3
C3H7Cl + NaOH = C3H7OHNaCl =>
C3H7Cl + NaOH = C3H7OHNaCl
Mg + AgCl = MgCl2 + Ag =>
Mg + 2 AgCl = MgCl2 + 2 Ag
Fe + HCIO4 = FeCIO4 + H2 =>
2 Fe + 2 HCIO4 = 2 FeCIO4 + H2
NaHCO3(s) + HCl = NaCl + H2O + CO2 =>
NaHCO3(s) + HCl = NaCl + H2O + CO2
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
Al2O3 + NaOH + H2O = NaAl(OH)4 =>
Al2O3 + 2 NaOH + 3 H2O = 2 NaAl(OH)4
CH3COOH + CoCO3 = (CH3COO)2Co + CO2 + H2O =>
2 CH3COOH + CoCO3 = (CH3COO)2Co + CO2 + H2O
SnCl2(s) + KOH(aq) = KCl + Sn(OH)2 =>
SnCl2(s) + 2 KOH(aq) = 2 KCl + Sn(OH)2
Cl + NaI = NaCl + I2 =>
2 Cl + 2 NaI = 2 NaCl + I2
Na2S + HNO3 = Na2SO4 + NO2 + H2O =>
Na2S + 8 HNO3 = Na2SO4 + 8 NO2 + 4 H2O
C4H11NO3HCl + O2 = CO2 + H2O + NH3 + Cl2 =>
4 C4H11NO3HCl + 19 O2 = 16 CO2 + 18 H2O + 4 NH3 + 2 Cl2
Na2O + HI0 = NaI0 + H2O =>
Na2O + 2 HI0 = 2 NaI0 + H2O
UO2SO4 + Na2CO3 = Na4[UO2(CO3)3] + Na2SO4 =>
UO2SO4 + 3 Na2CO3 = Na4[UO2(CO3)3] + Na2SO4
Cr(NO3)2 = Cr2 + (NO3)2 =>
2 Cr(NO3)2 = Cr2 + 2(NO3)2
UO2SO4 + Na2CO3 = Na4[UO2(CO3)3] + Na2SO4 =>
UO2SO4 + 3 Na2CO3 = Na4[UO2(CO3)3] + Na2SO4
Fe + NO3 = Fe(NO3)3 =>
Fe + 3 NO3 = Fe(NO3)3
MgO + NaOH = Mg(OH)2 + Na2O =>
MgO + 2 NaOH = Mg(OH)2 + Na2O
NO + KClO + KOH = KNO3 + KCl + HCl =>
2 NO + 3 KClO + KOH = 2 KNO3 + 2 KCl + HCl
Cu(OH)2 + HClO4 = Cu + ClO4 + H2O =>
Cu(OH)2 + 2 HClO4 = Cu + 2 ClO4 + 2 H2O
SO3 + HKO = K2SO4 + H2O =>
SO3 + 2 HKO = K2SO4 + H2O
Cr(s) + S(s) = Cr2S(s) =>
2 Cr(s) + S(s) = Cr2S(s)
Pb + AgNO3 = Pb(NO3)2 + Ag =>
Pb + 2 AgNO3 = Pb(NO3)2 + 2 Ag
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
Fe + HCIO4 = Fe(CIO4)3 + H2 =>
2 Fe + 6 HCIO4 = 2 Fe(CIO4)3 + 3 H2
Fe2O3 + NaOH = Fe(OH)3 + Na2O =>
Fe2O3 + 6 NaOH = 2 Fe(OH)3 + 3 Na2O
F + NaCl = NaF + Cl =>
F + NaCl = NaF + Cl
Cu + Fe2 = CuFe =>
2 Cu + Fe2 = 2 CuFe
Br2 + CO2 = Br2O5 + CO =>
Br2 + 5 CO2 = Br2O5 + 5 CO
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Ca(OH)2(s) = Ca(s) + H2O(l) + O2(g) =>
2 Ca(OH)2(s) = 2 Ca(s) + 2 H2O(l) + O2(g)
Pb(NO3)4 + FeBr3 = PbBr4 + Fe(NO3)3 =>
3 Pb(NO3)4 + 4 FeBr3 = 3 PbBr4 + 4 Fe(NO3)3
(COOH)2 + KOH = COOK + H2O =>
(COOH)2 + 2 KOH = 2 COOK + 2 H2O
K2Cr2O7 + H2SO4 + Sn2C2O4 = Sn(SO4)2 + Cr2(SO4)3 + CO2 + H2O + K2SO4 =>
4 K2Cr2O7 + 28 H2SO4 + 3 Sn2C2O4 = 6 Sn(SO4)2 + 4 Cr2(SO4)3 + 6 CO2 + 28 H2O + 4 K2SO4
Cu(NO3)2 + Pb = Pb(NO3)2 + Cu =>
Cu(NO3)2 + Pb = Pb(NO3)2 + Cu
I{-} + H2O = I2 + H2 + OH{-} =>
2 I{-} + 2 H2O = I2 + H2 + 2 OH{-}
NH3 + N2 = N2H3 =>
2 NH3 + N2 = 2 N2H3
Ni(s) + H2O(g) = H2(g) + Ni2O3(s) =>
2 Ni(s) + 3 H2O(g) = 3 H2(g) + Ni2O3(s)
CH6CH6 + O2 = CO2 + H2O =>
CH6CH6 + 5 O2 = 2 CO2 + 6 H2O
Al2O3(aq) + Fe(s) = Al(s) + FeO(aq) =>
Al2O3(aq) + 3 Fe(s) = 2 Al(s) + 3 FeO(aq)
KNO3 + Cu(OH)2 = CuNO3 + K(OH)2 =>
KNO3 + Cu(OH)2 = CuNO3 + K(OH)2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
CoSO4 + NaOH + H2O2 = Co(OH)3 + Na2SO4 =>
2 CoSO4 + 4 NaOH + H2O2 = 2 Co(OH)3 + 2 Na2SO4
AgCl + HNo3 = AgNo3 + HCl =>
AgCl + HNo3 = AgNo3 + HCl
C6H4(COOH)2 + O2 = H2O + CO2 =>
2 C6H4(COOH)2 + 15 O2 = 6 H2O + 16 CO2
SO2Cl2 + Ba(OH)2 = BaCl2 + H2SO4 =>
SO2Cl2 + Ba(OH)2 = BaCl2 + H2SO4
Li3N + HNO3 = NH3 + LiNO3 =>
Li3N + 3 HNO3 = NH3 + 3 LiNO3
NaHCO3 + C6H8O7 = C6H5Na3O7 + CO2 + H2O =>
3 NaHCO3 + C6H8O7 = C6H5Na3O7 + 3 CO2 + 3 H2O
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(NO3)2 =>
Sr(NO3)2(aq) + CuSO4(aq) = SrSO4(precipitate) + Cu(NO3)2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/23/24
Équations équilibrées sur01/22/24
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