| Équations équilibrées la veille |
HC2H3O2(aq) + NaOH(aq) = NaC2H3O2(aq) + H2O(l)
Al + Hg(CH3COO)2 = Hg + Al(CH3COO) =>
2 Al + Hg(CH3COO)2 = Hg + 2 Al(CH3COO)
Cl2 + MgBr2 = Br2 + MgCl2 =>
Cl2 + MgBr2 = Br2 + MgCl2
K + H3PO4 = K3PO4 + H2 =>
6 K + 2 H3PO4 = 2 K3PO4 + 3 H2
BaCl2 + Hg(NO3)2 = HgCl2 + Ba(NO3)2 =>
BaCl2 + Hg(NO3)2 = HgCl2 + Ba(NO3)2
K[Al(OH)4] = Al2O3 + KOH + H2O =>
2 K[Al(OH)4] = Al2O3 + 2 KOH + 3 H2O
Fe + LiCN = Li + Fe(CN)3 =>
Fe + 3 LiCN = 3 Li + Fe(CN)3
C2Cl6 + Fe + KClO3 = FeCl3 + KCl + CO2 =>
3 C2Cl6 + 6 Fe + 4 KClO3 = 6 FeCl3 + 4 KCl + 6 CO2
{226}Rn{88} = {226}Ra{88} =>
{226}Rn{88} = {226}Ra{88}
C4H9Br + KOH = C4H9OH + KBr =>
C4H9Br + KOH = C4H9OH + KBr
Zn + HCl(aq) = ZnCl2(aq) + H2 =>
Zn + 2 HCl(aq) = ZnCl2(aq) + H2
K2Cr2O7 + PbCl2 + H2O = PbCrO4 + KCl + HCl =>
K2Cr2O7 + 2 PbCl2 + H2O = 2 PbCrO4 + 2 KCl + 2 HCl
Na2SO3 + HNO2 = NaNO2 + SO2 + H2O =>
Na2SO3 + 2 HNO2 = 2 NaNO2 + SO2 + H2O
Ca(NO3)2 + Na2(CO3) = Ca(CO3) + NaNO3 =>
Ca(NO3)2 + Na2(CO3) = Ca(CO3) + 2 NaNO3
K3Fe(SCN)6 + Na2Cr2O7 + H2SO4 = Fe(NO3)3 + Cr2(SO4)3 + CO2 + H2O + Na2SO4 + KNO3 =>
K3Fe(SCN)6 + 16 Na2Cr2O7 + 58 H2SO4 = Fe(NO3)3 + 16 Cr2(SO4)3 + 6 CO2 + 58 H2O + 16 Na2SO4 + 3 KNO3
V2O5 + Ca = CaO + V =>
V2O5 + 5 Ca = 5 CaO + 2 V
Zn(s) + AlCl3(aq) = Al(s) + ZnCl3(s) =>
Zn(s) + AlCl3(aq) = Al(s) + ZnCl3(s)
K2S(aq) + HCl(aq) = H2S(g) + KCl(s) =>
K2S(aq) + 2 HCl(aq) = H2S(g) + 2 KCl(s)
H2SO4 + Ca = CaSO4 + H2 =>
H2SO4 + Ca = CaSO4 + H2
As2S3 + HNO3 = H3AsO4 + S + NO2 + H2O =>
As2S3 + 10 HNO3 = 2 H3AsO4 + 3 S + 10 NO2 + 2 H2O
C2H6(g) + O(g) = CO2(g) + H2O =>
C2H6(g) + 7 O(g) = 2 CO2(g) + 3 H2O
HI + Zn(NO3)2 = H(NO3) + ZnI2 =>
2 HI + Zn(NO3)2 = 2 H(NO3) + ZnI2
Li3N + O2 = Li2O + NO2 =>
4 Li3N + 7 O2 = 6 Li2O + 4 NO2
C8H9NO2 + KMnO4 + H2SO4 = C7H5NO4 + CO2 + MnSO4 + K2SO4 + H2O =>
5 C8H9NO2 + 12 KMnO4 + 18 H2SO4 = 5 C7H5NO4 + 5 CO2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Mg(s) + O2(g) = MgO(s) =>
2 Mg(s) + O2(g) = 2 MgO(s)
Na2CrO4 + NaNO2 + H2SO4 = NaNO3 + Na2SO4 + H2CrO3 =>
Na2CrO4 + NaNO2 + H2SO4 = NaNO3 + Na2SO4 + H2CrO3
AgNO3 + HOH = Ag + O2 + HNO3 =>
4 AgNO3 + 2 HOH = 4 Ag + O2 + 4 HNO3
HNO2 + HCl = NOCl + H2O =>
HNO2 + HCl = NOCl + H2O
Zn(C2H3O2)2 + KI = ZnI2 + K(C2H3O2) =>
Zn(C2H3O2)2 + 2 KI = ZnI2 + 2 K(C2H3O2)
H3PO4 + OH{-} = PO4{-3} + H2O =>
H3PO4 + 3 OH{-} = PO4{-3} + 3 H2O
Al(NO3)3 + Na2(SO4) = Al(SO4) + Na2(NO3)3 =>
Al(NO3)3 + Na2(SO4) = Al(SO4) + Na2(NO3)3
SOCl2 + H2O = SO2 + HCl =>
SOCl2 + H2O = SO2 + 2 HCl
C2H4 + MnO4 + H2O = C2H4(OH)2 + MnO2 =>
2 C2H4 + MnO4 + 2 H2O = 2 C2H4(OH)2 + MnO2
Br + O2 = BrO3 =>
2 Br + 3 O2 = 2 BrO3
Ge + Cl2 = GeCl2 =>
Ge + Cl2 = GeCl2
Al2(SO4)3 + AgNO3 = Al(NO3)3 + Ag2(SO4) =>
Al2(SO4)3 + 6 AgNO3 = 2 Al(NO3)3 + 3 Ag2(SO4)
ClF3 + H2O = HF + HClO2 =>
ClF3 + 2 H2O = 3 HF + HClO2
C5H5N + HBr = C5H5NH + Br =>
C5H5N + HBr = C5H5NH + Br
MgSO4 + CH3COOH = Mg(CH3COO)2 + H2SO4 =>
MgSO4 + 2 CH3COOH = Mg(CH3COO)2 + H2SO4
(CuOH)2SO4 + NaOH = Cu(OH)2 + Na2SO4 =>
(CuOH)2SO4 + 2 NaOH = 2 Cu(OH)2 + Na2SO4
Al2(SO4)3 = Al2O3 + SO2 + O2 =>
2 Al2(SO4)3 = 2 Al2O3 + 6 SO2 + 3 O2
(SO3){2-} + Cl2 + H2O = (SO4)2{-} + Cl{-} + H{+} =>
4(SO3){2-} + 7 Cl2 + 4 H2O = 2(SO4)2{-} + 14 Cl{-} + 8 H{+}
NH4Cl + HCl = NH5Cl2 =>
NH4Cl + HCl = NH5Cl2
NH + H2O = NH4 + OH =>
NH + 3 H2O = NH4 + 3 OH
C3H8O + KMnO4 = C3H6O2 + MnO2 + KOH + H2O =>
3 C3H8O + 4 KMnO4 = 3 C3H6O2 + 4 MnO2 + 4 KOH + H2O
Ca3(PO4)2(s) + SiO2(s) + C(s) = CaSiO3(s) + CO(g) + P4(s) =>
2 Ca3(PO4)2(s) + 6 SiO2(s) + 10 C(s) = 6 CaSiO3(s) + 10 CO(g) + P4(s)
KNO2 + CH3COOH + KMnO4 = Mn(CH3COO)2 + CH3COOK + KNO3 + H2O =>
5 KNO2 + 6 CH3COOH + 2 KMnO4 = 2 Mn(CH3COO)2 + 2 CH3COOK + 5 KNO3 + 3 H2O
C6H14(l) + O2 = CO2 + H2O =>
2 C6H14(l) + 19 O2 = 12 CO2 + 14 H2O
CH3COOH + K = CH3COOK + H2 =>
2 CH3COOH + 2 K = 2 CH3COOK + H2
Mg(s) + HCl(l) = MgCl2(s) + H2(g) =>
Mg(s) + 2 HCl(l) = MgCl2(s) + H2(g)
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Équations équilibrées sur10/23/24
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