| Équations équilibrées la veille | Équations équilibrées le lendemain |
NaHSO3 + HNO3 = NaNO3 + H2SO3
NH4OH + H2O = NH5 + OH =>
NH4OH + H2O = NH5 + 2 OH
C9H6O4 + O2 = CO2 + H2O =>
2 C9H6O4 + 17 O2 = 18 CO2 + 6 H2O
(Al(OH)4){-} + H{+} = Al(OH)3 + H2O =>
(Al(OH)4){-} + H{+} = Al(OH)3 + H2O
Br + O2 = Br2O3 =>
4 Br + 3 O2 = 2 Br2O3
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
KCN + H2SO4 = K2SO4 + HCN =>
2 KCN + H2SO4 = K2SO4 + 2 HCN
Na + ClO4 = NaClO4 =>
Na + ClO4 = NaClO4
H2SO4(aq) + CuCO3(aq) = CuSO4(aq) + H2O(l) + CO2(g) =>
H2SO4(aq) + CuCO3(aq) = CuSO4(aq) + H2O(l) + CO2(g)
H2C2O4*2H2O + K2C2O4*H2O + K2Cr2O7 = K3Cr(C2O4)3*3H2O + CO2 + H2O =>
7 H2C2O4*2H2O + 2 K2C2O4*H2O + K2Cr2O7 = 2 K3Cr(C2O4)3*3H2O + 6 CO2 + 17 H2O
Na2S + CdSO4 = Na2SO4 + CdS =>
Na2S + CdSO4 = Na2SO4 + CdS
B(s) + F(g) = BF3 =>
B(s) + 3 F(g) = BF3
HNO3 + Ba(NO3)2 = HBa + NO3 =>
HNO3 + Ba(NO3)2 = HBa + 3 NO3
Na3PO4 + CaCl2 = Ca3(PO4)2 + NaCl =>
2 Na3PO4 + 3 CaCl2 = Ca3(PO4)2 + 6 NaCl
FeCO3 + FePO4 = Fe2(CO3)3 + Fe3(PO4)2 =>
3 FeCO3 + 2 FePO4 = Fe2(CO3)3 + Fe3(PO4)2
Cr + HClO3 = Cr(ClO3)3 + H2 =>
2 Cr + 6 HClO3 = 2 Cr(ClO3)3 + 3 H2
H2SO4 + K2Cr2O7 + HCl = Cr2(SO4)3 + H2O + K2SO4 + Cl =>
4 H2SO4 + K2Cr2O7 + 6 HCl = Cr2(SO4)3 + 7 H2O + K2SO4 + 6 Cl
Al + K2Cr2O7 + H2SO4 = K2SO4 + Al2(SO4)3 + Cr2(SO4)3 + H2O =>
2 Al + K2Cr2O7 + 7 H2SO4 = K2SO4 + Al2(SO4)3 + Cr2(SO4)3 + 7 H2O
NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l) =>
2 NH3(g) + CO2(g) = (NH2)2CO(ac) + H2O(l)
Mn2O7 + H = Mn + H2O =>
Mn2O7 + 14 H = 2 Mn + 7 H2O
Al + H2SO4 + H2O = [Al(H2O)6]2(SO4)3 + H2 =>
2 Al + 3 H2SO4 + 12 H2O = [Al(H2O)6]2(SO4)3 + 3 H2
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
HCOONa + H2SO4 = HCOOH + Na2SO4 =>
2 HCOONa + H2SO4 = 2 HCOOH + Na2SO4
PbSO4 + NaOH = Na[Pb(OH)3] + Na2SO4 =>
PbSO4 + 3 NaOH = Na[Pb(OH)3] + Na2SO4
Zn(s) + CuCl2(s) = ZnCl2(aq) + Cu(s) =>
Zn(s) + CuCl2(s) = ZnCl2(aq) + Cu(s)
CuCl + Br2 = CuBr2 + Cl2 =>
2 CuCl + 2 Br2 = 2 CuBr2 + Cl2
CrCl3 + NH4OH = Cr(OH)3 + NH4Cl =>
CrCl3 + 3 NH4OH = Cr(OH)3 + 3 NH4Cl
HCl + H2S = ClS + H =>
HCl + H2S = ClS + 3 H
Mg(OH)2(aq) + H3PO4(aq) = Mg3(PO4)2(aq) + H2O =>
3 Mg(OH)2(aq) + 2 H3PO4(aq) = Mg3(PO4)2(aq) + 6 H2O
C7H6O3 + CH4O = C8H8O3 + H2O =>
C7H6O3 + CH4O = C8H8O3 + H2O
MgO + C6H8O7 = Mg3(C6H5O7)2 + H2O =>
3 MgO + 2 C6H8O7 = Mg3(C6H5O7)2 + 3 H2O
H3C6H5O7 + Na2CO3 = H2O + Na3C6H5O7 + CO2 =>
2 H3C6H5O7 + 3 Na2CO3 = 3 H2O + 2 Na3C6H5O7 + 3 CO2
Na2C2O4 + Pb(NO3)2 = PbC2O4 + NaNO3 =>
Na2C2O4 + Pb(NO3)2 = PbC2O4 + 2 NaNO3
Fe(s) + O(g) = FeO3(s) =>
Fe(s) + 3 O(g) = FeO3(s)
MnO2 + K2CO3 + O2 = KMnO4 + CO2 =>
4 MnO2 + 2 K2CO3 + 3 O2 = 4 KMnO4 + 2 CO2
Fe(NO3)3(aq) + K3PO4(aq) = FePO4(s) + K3(NO3)3(aq) =>
Fe(NO3)3(aq) + K3PO4(aq) = FePO4(s) + K3(NO3)3(aq)
K3P + O2 = K2O + P2O5 =>
2 K3P + 4 O2 = 3 K2O + P2O5
H5IO6 + I2 = IO3 + H2O =>
12 H5IO6 + I2 = 14 IO3 + 30 H2O
H3PO4(s) = H4P2O7(aq) + H2O(l) =>
2 H3PO4(s) = H4P2O7(aq) + H2O(l)
K2SiO3 + Ca(NO3)2 = CaSiO3 + K(NO3) =>
K2SiO3 + Ca(NO3)2 = CaSiO3 + 2 K(NO3)
H3PO4 + Cr(OH)3 = Cr2(HPO4)3 + H2O =>
3 H3PO4 + 2 Cr(OH)3 = Cr2(HPO4)3 + 6 H2O
Co2 + S = CoS =>
Co2 + 2 S = 2 CoS
Cr + HNO3 = Cr(NO3)2 + NO + H2O =>
3 Cr + 8 HNO3 = 3 Cr(NO3)2 + 2 NO + 4 H2O
H2S + KMnO4 = K2SO4 + H2O + MnO2 + KOH =>
3 H2S + 8 KMnO4 = 3 K2SO4 + 2 H2O + 8 MnO2 + 2 KOH
Fe(s) + O2(g) + H2O(l) = Fe(OH)2(aq) =>
2 Fe(s) + O2(g) + 2 H2O(l) = 2 Fe(OH)2(aq)
(NH4)2S + Fe(NO3)3 = NH4NO3 + Fe2S3 =>
3(NH4)2S + 2 Fe(NO3)3 = 6 NH4NO3 + Fe2S3
Zn + N2 = ZnN =>
2 Zn + N2 = 2 ZnN
MgS + H2O2 = MgSO4 + H2O =>
MgS + 4 H2O2 = MgSO4 + 4 H2O
Ca(OH)2(aq) = CaO(s) + H2O(l) =>
Ca(OH)2(aq) = CaO(s) + H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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