| Équations équilibrées la veille |
Al(s) + 3 Ag{+}(aq) = 3 Ag(s) + Al{3+}(aq)
LiOH(s) + CO2(g) = Li2CO3(s) + H2O(l) =>
2 LiOH(s) + CO2(g) = Li2CO3(s) + H2O(l)
K2Cr2O7 + CH3CH3CH3OH + H2SO4 = Cr2(SO4)3 + K2SO4 + H2O + CH3CH3CH3CHO =>
4 K2Cr2O7 + 12 CH3CH3CH3OH + 16 H2SO4 = 4 Cr2(SO4)3 + 4 K2SO4 + 31 H2O + 9 CH3CH3CH3CHO
CaSiO3 = CaO + SiO2 =>
CaSiO3 = CaO + SiO2
(FePO4) + (Na2SO4) = (Fe2(SO4)3) + (Na3PO4) =>
2(FePO4) + 3(Na2SO4) = (Fe2(SO4)3) + 2(Na3PO4)
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
PCl3(l) + H2O(l) = H3PO3(aq) + HCl(g) =>
PCl3(l) + 3 H2O(l) = H3PO3(aq) + 3 HCl(g)
NaOH + Br2 + MnSO4 = NaMnO4 + NaBr + Na2SO4 + H2O =>
16 NaOH + 5 Br2 + 2 MnSO4 = 2 NaMnO4 + 10 NaBr + 2 Na2SO4 + 8 H2O
I2 + H2 = HI =>
I2 + H2 = 2 HI
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
NaBr + F = Br + NaF =>
NaBr + F = Br + NaF
Ca(OH)2 + Ga2(SO4)3 = CaSO4 + Ga(OH)3 =>
3 Ca(OH)2 + Ga2(SO4)3 = 3 CaSO4 + 2 Ga(OH)3
Fe2S3(s) + HCl(g) = FeCl3(s) + H2S(g) =>
Fe2S3(s) + 6 HCl(g) = 2 FeCl3(s) + 3 H2S(g)
Na2CrO4 = Na + CrO4 =>
Na2CrO4 = 2 Na + CrO4
C6H12O6 = CH3CH2OH + CO2 =>
C6H12O6 = 2 CH3CH2OH + 2 CO2
Pb(OH)2 + HNo2 = Pb(No2)2 + H2O =>
Pb(OH)2 + 2 HNo2 = Pb(No2)2 + 2 H2O
KOH + Co3(PO4)2 = K3PO4 + Co(OH)2 =>
6 KOH + Co3(PO4)2 = 2 K3PO4 + 3 Co(OH)2
(NH4)2SO4 + KNO2 = K2SO4 + N2 + H2O =>
(NH4)2SO4 + 2 KNO2 = K2SO4 + 2 N2 + 4 H2O
CUSO4*H2O = CUSO4 + H2O =>
CUSO4*H2O = CUSO4 + H2O
Fe + CuCl2 = FeCl2 + Cu =>
Fe + CuCl2 = FeCl2 + Cu
MgH2 + O2 = MgO + H2O =>
MgH2 + O2 = MgO + H2O
CaO + C = CaC2 + CO =>
CaO + 3 C = CaC2 + CO
Br2 + NaOH = NaBr + NaBrO3 + H2O =>
3 Br2 + 6 NaOH = 5 NaBr + NaBrO3 + 3 H2O
K2Cr2O7 + Ca3(PO4)2 = K3PO4 + CaCr2O7 =>
3 K2Cr2O7 + Ca3(PO4)2 = 2 K3PO4 + 3 CaCr2O7
Pb2(CO3) + NH2 = Pb2N + H2O + CO2 =>
Pb2(CO3) + NH2 = Pb2N + H2O + CO2
CH3OH + KMnO4 = CO2 + KOH + MnO2 + H2O =>
CH3OH + 2 KMnO4 = CO2 + 2 KOH + 2 MnO2 + H2O
CoO + O2 = Co2O31 =>
4 CoO + 29 O2 = 2 Co2O31
Cu3Fe2S5 + O2 + H2O = Cu3O2 + Fe4O5 + H2S2O7 =>
4 Cu3Fe2S5 + 39 O2 + 10 H2O = 4 Cu3O2 + 2 Fe4O5 + 10 H2S2O7
(K2CrO4)2(aq) + Pb(NO3)2(aq) = (KNO3)2(aq) + PbCrO4(s) =>
(K2CrO4)2(aq) + 2 Pb(NO3)2(aq) = 2(KNO3)2(aq) + 2 PbCrO4(s)
HBrO3 + H2O + XeF2 = HBrO4 + HF + Xe =>
HBrO3 + H2O + XeF2 = HBrO4 + 2 HF + Xe
K2CO3 + HCl = CO2 + H2O + KCl =>
K2CO3 + 2 HCl = CO2 + H2O + 2 KCl
Cr2O7{2-} + S{2-} + H{+} = Cr{3+} + H2O + SO2 =>
Cr2O7{2-} + S{2-} + 10 H{+} = 2 Cr{3+} + 5 H2O + SO2
Ni(H2O)6Cl2 + NH3 = Ni(NH3)6Cl2 + H2O =>
Ni(H2O)6Cl2 + 6 NH3 = Ni(NH3)6Cl2 + 6 H2O
CO(aq) + H2O(aq) = CO2(aq) + H(aq) =>
CO(aq) + H2O(aq) = CO2(aq) + 2 H(aq)
H2 + Br2 = HBr =>
H2 + Br2 = 2 HBr
Mn + SnSO4 = MnSO4 + Sn =>
Mn + SnSO4 = MnSO4 + Sn
SrCl2(aq) + Na2CO3 = NaCl(aq) + SrCO3(aq) =>
SrCl2(aq) + Na2CO3 = 2 NaCl(aq) + SrCO3(aq)
H2Se + Ag(OH) = Ag2Se + H2O =>
H2Se + 2 Ag(OH) = Ag2Se + 2 H2O
ONaHCO3 + CH3COOH = NaCH3COO + H2O + CO2 =>
4 ONaHCO3 + 5 CH3COOH = 4 NaCH3COO + 6 H2O + 6 CO2
K2Cr2O7 + H2SO4 + Na2(SO3) = K2SO4 + Cr2(SO4)3 + Na2(SO4) + H2O =>
K2Cr2O7 + 4 H2SO4 + 3 Na2(SO3) = K2SO4 + Cr2(SO4)3 + 3 Na2(SO4) + 4 H2O
HgCl = Hg + HgCl2 =>
2 HgCl = Hg + HgCl2
Bi(NO3)3 + Na2S = Bi2S3 + NaNO3 =>
2 Bi(NO3)3 + 3 Na2S = Bi2S3 + 6 NaNO3
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
K2CO3 + BaCl2 = KCl + BaCO3 =>
K2CO3 + BaCl2 = 2 KCl + BaCO3
HgCl = Hg + Cl =>
HgCl = Hg + Cl
Pb(CH3COO)2 + H2S = PbS + CH3COOH =>
Pb(CH3COO)2 + H2S = PbS + 2 CH3COOH
Pb(CH3COO)2 + (NH4)2S = PbS + NH4CH3COO =>
Pb(CH3COO)2 + (NH4)2S = PbS + 2 NH4CH3COO
HgCl = Hg + Cl2 =>
2 HgCl = 2 Hg + Cl2
H2SO4 + Pb(CH3COO)2 = PbSO4 + CH3COOH =>
H2SO4 + Pb(CH3COO)2 = PbSO4 + 2 CH3COOH
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
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Équations équilibrées sur01/07/25
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