| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 SiH4 + 2 N2F6 = 6 H2 + 2 N2 + 3 SiF4
Fe(iii)Cl + NaOH = Fe(iii)OH + NaCl =>
Fe(iii)Cl + NaOH = Fe(iii)OH + NaCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
(NH3)(NO3) + NaOH = NaNO3 + NH3 + H2O =>
8(NH3)(NO3) + 9 NaOH = 9 NaNO3 + 7 NH3 + 6 H2O
N2 + O2 = NO =>
N2 + O2 = 2 NO
Cs + K2O = Cs2O + K =>
2 Cs + K2O = Cs2O + 2 K
MgOH2 + H2SO4 = MgSO3 + H2O =>
MgOH2 + H2SO4 = MgSO3 + 2 H2O
Zn + FeBr3 = ZnFe + Br =>
Zn + FeBr3 = ZnFe + 3 Br
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
NaI(aq) + Br2(g) = BrI + Na =>
2 NaI(aq) + Br2(g) = 2 BrI + 2 Na
K2Cr2O7 + BaSO4 = BaCr2O7 + K2SO4 =>
K2Cr2O7 + BaSO4 = BaCr2O7 + K2SO4
KNO2 + CO(NH2)2 + H2SO4 = N2 + CO2 + K2SO4 + H2O =>
2 KNO2 + CO(NH2)2 + H2SO4 = 2 N2 + CO2 + K2SO4 + 3 H2O
Li2O + H2CO3 = Li2CO3 + H2O =>
Li2O + H2CO3 = Li2CO3 + H2O
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
NaHCO3 + NaOH = Na2CO3 + H2O =>
NaHCO3 + NaOH = Na2CO3 + H2O
Br + Na2S = S + NaBr =>
2 Br + Na2S = S + 2 NaBr
Al2O3 + C + Cl2 = AlCl3 + CO =>
Al2O3 + 3 C + 3 Cl2 = 2 AlCl3 + 3 CO
Al(NO3)3 = Al + (NO3)3 =>
Al(NO3)3 = Al + (NO3)3
(CuOH)2 + NH3 = [Cu(NH3)4](OH) =>
(CuOH)2 + 8 NH3 = 2[Cu(NH3)4](OH)
NaOH(aq) + NaNO2(aq) + Al(s) + H2O(l) = NH3(aq) + NaAlO2(aq) =>
NaOH(aq) + NaNO2(aq) + 2 Al(s) + H2O(l) = NH3(aq) + 2 NaAlO2(aq)
Cu + Cr(CH3COO)3 = Cu(CH3COO) + Cr =>
3 Cu + Cr(CH3COO)3 = 3 Cu(CH3COO) + Cr
Mn(OH)2 + NH4OH = [Mn(NH3)2](OH)2 + H2O =>
Mn(OH)2 + 2 NH4OH = [Mn(NH3)2](OH)2 + 2 H2O
Cu(s) + HCl(an) = CuCl2(am) + H2(g) =>
Cu(s) + 2 HCl(an) = CuCl2(am) + H2(g)
*Fe + O2 = *FeO =>
2*Fe + O2 = 2*FeO
Fe + HNO3 = Fe(NO3)3 + NO + H2O =>
Fe + 4 HNO3 = Fe(NO3)3 + NO + 2 H2O
(NH3*H2O) + NaOH = NaNH3OH + H2O =>
(NH3*H2O) + NaOH = NaNH3OH + H2O
Na + CrSO4 = Na2SO4 + Cr =>
2 Na + CrSO4 = Na2SO4 + Cr
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
C2H5Br + HBr = C2H4Br2 + H2 =>
C2H5Br + HBr = C2H4Br2 + H2
FeCl3 + Na2SiO3 + H2O = Fe(OH)3 + NaCl + H2SiO3 =>
2 FeCl3 + 3 Na2SiO3 + 6 H2O = 2 Fe(OH)3 + 6 NaCl + 3 H2SiO3
K2CrO4 + HI + H2SO4 = K2SO4 + Cr2(SO4)3 + I2 + H2O =>
2 K2CrO4 + 6 HI + 5 H2SO4 = 2 K2SO4 + Cr2(SO4)3 + 3 I2 + 8 H2O
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
K + HClO = KClO + H =>
K + HClO = KClO + H
H2SO4 = H2O + SO3 =>
H2SO4 = H2O + SO3
I{-} + MnO4{-} + H{+} = Mn2{+} + I2 + H2O =>
26 I{-} + 4 MnO4{-} + 32 H{+} = 2 Mn2{+} + 13 I2 + 16 H2O
KI + KIO3 + H2SO4 = I2 + H2O + K2SO4 =>
5 KI + KIO3 + 3 H2SO4 = 3 I2 + 3 H2O + 3 K2SO4
(NH4)2S + K2Cr2O7 + H2O = S + Cr(OH)3 + NH3 + KOH =>
3(NH4)2S + K2Cr2O7 + H2O = 3 S + 2 Cr(OH)3 + 6 NH3 + 2 KOH
C + CO2 = C2CO2 =>
2 C + CO2 = C2CO2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Ba + Na2S = BaNa2S =>
Ba + Na2S = BaNa2S
NaNO3 + CuCO3 = Na2CO3 + Cu(NO3)2 =>
2 NaNO3 + CuCO3 = Na2CO3 + Cu(NO3)2
Na2CO3 + Ca(NO3)2 = CaCO3 + NaNO3 =>
Na2CO3 + Ca(NO3)2 = CaCO3 + 2 NaNO3
Zn + I = ZnI =>
Zn + I = ZnI
(NH4)2SO4(s) + NaOH = NH3(g) + Na2SO4(aq) + H2O(l) =>
(NH4)2SO4(s) + 2 NaOH = 2 NH3(g) + Na2SO4(aq) + 2 H2O(l)
COOH + HCl = H2O + ClCO =>
COOH + HCl = H2O + ClCO
Pb + CO = PbO + C =>
Pb + CO = PbO + C
AgNO3 + NaBH4 + H2O = Ag + NaNO3 + HBO3 + H2 =>
2 AgNO3 + 2 NaBH4 + 6 H2O = 2 Ag + 2 NaNO3 + 2 HBO3 + 9 H2
Li2SO3 + H2O = LiHSO3 + LiOH =>
Li2SO3 + H2O = LiHSO3 + LiOH
MgBr2 + H2SO4 = MgSO4 + HBr =>
MgBr2 + H2SO4 = MgSO4 + 2 HBr
Fe(s) + H2SO4(ac) = Fe(SO4)2(s) + H2(g) =>
Fe(s) + 2 H2SO4(ac) = Fe(SO4)2(s) + 2 H2(g)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/29/24
Équations équilibrées sur11/28/23
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