| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KMnO3 + NaClO2 + 2 H2O = 4 MnO2 + NaClO4 + 4 KOH
CdO + CO = Cd + CO2 =>
CdO + CO = Cd + CO2
CH3CH3CH3CHO + NaHSO3 = CH3CH3CH3COOH + NaHSO2 =>
CH3CH3CH3CHO + NaHSO3 = CH3CH3CH3COOH + NaHSO2
Pb(NO3)2 + KF = PbF2 + K(NO3) =>
Pb(NO3)2 + 2 KF = PbF2 + 2 K(NO3)
ClCl2 + Na2SO3 + H2O = Na2SO4 + HCl =>
2 ClCl2 + 3 Na2SO3 + 3 H2O = 3 Na2SO4 + 6 HCl
Na2*O + H2*O = NaOH =>
Na2*O + H2*O = 2 NaOH
In(NO3)3*3H2O + CH4N2O = In2O3 + N2 + CO2 + H2O =>
2 In(NO3)3*3H2O + 5 CH4N2O = In2O3 + 8 N2 + 5 CO2 + 16 H2O
KI + K2Cr2O7 + H2SO4 = H2O + I2 + Cr2(SO4)3 + K2SO4 =>
6 KI + K2Cr2O7 + 7 H2SO4 = 7 H2O + 3 I2 + Cr2(SO4)3 + 4 K2SO4
Mg3B7O13Cl + H + H2O = Mg + B(OH)3 + Cl =>
Mg3B7O13Cl + 5 H + 8 H2O = 3 Mg + 7 B(OH)3 + Cl
SrCl2 + HNO3 = SrNO3 + HCl2 =>
SrCl2 + HNO3 = SrNO3 + HCl2
NaHS + KMnO4 + H2O = KOH + NaOH + MnO2 + S =>
3 NaHS + 2 KMnO4 + H2O = 2 KOH + 3 NaOH + 2 MnO2 + 3 S
KClO3(k) = KCl(k) + O2(d) =>
2 KClO3(k) = 2 KCl(k) + 3 O2(d)
HF + PBO = PBF2 + H2O =>
2 HF + PBO = PBF2 + H2O
Ca(ClO)2 + Na2SO4 = CaSO4 + NaClO =>
Ca(ClO)2 + Na2SO4 = CaSO4 + 2 NaClO
CuCl2*3H2O = CuCl2 + H2O =>
CuCl2*3H2O = CuCl2 + 3 H2O
C3H6 + NO = C3H3 + H2O + N2 =>
4 C3H6 + 6 NO = 4 C3H3 + 6 H2O + 3 N2
C2H2O4 + KMnO4 + H2SO4 = K2SO4 + Mn(SO4) + CO2 + H2O =>
5 C2H2O4 + 2 KMnO4 + 3 H2SO4 = K2SO4 + 2 Mn(SO4) + 10 CO2 + 8 H2O
Mn2 + Ca = MnCa =>
Mn2 + 2 Ca = 2 MnCa
AlBr3 + AgC2H3O2 = Al(C2H3O2)3 + AgBr =>
AlBr3 + 3 AgC2H3O2 = Al(C2H3O2)3 + 3 AgBr
Zn(CN)2 + BaS = Ba(CN)2 + ZnS =>
Zn(CN)2 + BaS = Ba(CN)2 + ZnS
NaHCO3 + Na2SiO3 + CaCl2 = CaCO3 + NaCl + SiO2 + H2O =>
2 NaHCO3 + Na2SiO3 + 2 CaCl2 = 2 CaCO3 + 4 NaCl + SiO2 + H2O
KI + HgI2 = Hg2K + I2 =>
2 KI + 4 HgI2 = 2 Hg2K + 5 I2
OH + SO2 = H2O + SO3 =>
2 OH + SO2 = H2O + SO3
KOH + Mg(NO3)2 = KNO3 + Mg(OH)2 =>
2 KOH + Mg(NO3)2 = 2 KNO3 + Mg(OH)2
Sb2S3 + KMnO4 + KOH = K2Sb4 + K2MnO4 + K2SO4 + H2O =>
2 Sb2S3 + 34 KMnO4 + 48 KOH = K2Sb4 + 34 K2MnO4 + 6 K2SO4 + 24 H2O
Na2S2O8 + Na2S2O3 = Na2SO4 + Na2S4O6 =>
Na2S2O8 + 2 Na2S2O3 = 2 Na2SO4 + Na2S4O6
Na2 + CO3 + HNO3 = CO2 + NaNO3 + H2O =>
Na2 + CO3 + 2 HNO3 = CO2 + 2 NaNO3 + H2O
Fe2O3 + H2O = HFeO2 =>
Fe2O3 + H2O = 2 HFeO2
SO2 + MnO4 = Mn2 + SO4 =>
4 SO2 + 2 MnO4 = Mn2 + 4 SO4
PbSO4 + OAc{-} = Pb(OAc)4{-2} + SO4{-2} =>
PbSO4 + 4 OAc{-} = Pb(OAc)4{-2} + SO4{-2}
Na3[Ag(S2O3)2] + Zn = Ag + Na6[Zn(S2O3)4] =>
2 Na3[Ag(S2O3)2] + Zn = 2 Ag + Na6[Zn(S2O3)4]
FeO + P4 = Fe + P2O5 =>
10 FeO + P4 = 10 Fe + 2 P2O5
Sb + Hg = SbHg =>
Sb + Hg = SbHg
As + O + H = H3AsO4 =>
As + 4 O + 3 H = H3AsO4
SrCl2 + (NH4)2Co3 = SrCo3 + NH4Cl =>
SrCl2 + (NH4)2Co3 = SrCo3 + 2 NH4Cl
Cu(s) + S2(g) = CuS(s) =>
2 Cu(s) + S2(g) = 2 CuS(s)
H2SiO3 + KOH = K2SiO3 + H2O =>
H2SiO3 + 2 KOH = K2SiO3 + 2 H2O
[Co(H2O)6]Cl2 = CoCl2 + H2O(g) =>
[Co(H2O)6]Cl2 = CoCl2 + 6 H2O(g)
HBr(aq) + Al(OH)3(s) = AlBr(aq) + H4O3 =>
HBr(aq) + Al(OH)3(s) = AlBr(aq) + H4O3
I + KCl = ICl + K =>
I + KCl = ICl + K
(c)Na2B4O7(s) + H2SO4(aq) + H2O(l) = H3BO3(s) + Na2SO4(aq)H3BO3 =>
(c)Na2B4O7(s) + H2SO4(aq) + 5 H2O(l) = 3 H3BO3(s) + Na2SO4(aq)H3BO3
HNO2 + Mg(OH)2 = Mg(NO2)2 + H2O =>
2 HNO2 + Mg(OH)2 = Mg(NO2)2 + 2 H2O
NH4OH + HBrO2 = (NH4)BrO2 + H2O =>
NH4OH + HBrO2 = (NH4)BrO2 + H2O
Ca2(aq) + HCO3(aq) = CaCO3(s) + CO2(g) + H2O(l) =>
Ca2(aq) + 4 HCO3(aq) = 2 CaCO3(s) + 2 CO2(g) + 2 H2O(l)
Zn + Pb2(CH3COO)2 = Pb + Zn(CH3COO)2 =>
Zn + Pb2(CH3COO)2 = 2 Pb + Zn(CH3COO)2
KCN + H2O = HCN + KOH =>
KCN + H2O = HCN + KOH
Cr(OH)3 + FeCl3 = Fe(OH)3 + CrCl3 =>
Cr(OH)3 + FeCl3 = Fe(OH)3 + CrCl3
Al(H2PO4)3 + Al(OH)3 = AlPO4 + H2O =>
Al(H2PO4)3 + 2 Al(OH)3 = 3 AlPO4 + 6 H2O
Fe2S3 + H2SO4 = FeSO4 + H2S + S =>
Fe2S3 + 2 H2SO4 = 2 FeSO4 + 2 H2S + S
MgSO4 + OH2 = Mg(OH)2 + H2SO4 =>
MgSO4 + 2 OH2 = Mg(OH)2 + H2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/20/25
Équations équilibrées sur03/22/24
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