| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 HCl(ac) + Zn(s) = ZnCl2(ac) + H2(g)
FeCN + Li = LiCN + Fe =>
FeCN + Li = LiCN + Fe
C10H13NO2 + O2 = CO2 + H2O + NO =>
4 C10H13NO2 + 51 O2 = 40 CO2 + 26 H2O + 4 NO
SiO2 + Mg2Si = MgO + Si =>
SiO2 + Mg2Si = 2 MgO + 2 Si
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3(s) + NaNO3(aq) =>
Zn(NO3)2(aq) + Na2CO3(aq) = ZnCO3(s) + 2 NaNO3(aq)
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(aq) + H2O(aq) =>
Ba(OH)2(aq) + H2SO4(aq) = BaSO4(aq) + 2 H2O(aq)
NH4Br + Cl2 = NH4Cl2 + Br =>
NH4Br + Cl2 = NH4Cl2 + Br
B2H6 + K2Cr2O7 + H2SO4 = HBO2 + Cr2(SO4)3 + K2SO4 + H2O =>
B2H6 + 2 K2Cr2O7 + 8 H2SO4 = 2 HBO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 10 H2O
Fe{3+} + SO2 + H2O = Fe{2+} + SO4{2-} + H3O{+} =>
2 Fe{3+} + SO2 + 6 H2O = 2 Fe{2+} + SO4{2-} + 4 H3O{+}
HI(g) + H2SO4(l) = I2(s) + H2S(g) + H2O(l) =>
8 HI(g) + H2SO4(l) = 4 I2(s) + H2S(g) + 4 H2O(l)
H + CO3 = H2CO3 =>
2 H + CO3 = H2CO3
HBr(aq) + NaOH(aq) = NaBr + H2O(l) =>
HBr(aq) + NaOH(aq) = NaBr + H2O(l)
Fe(OH)2 + HNO2 = Fe(NO3)3 + NO + H2O =>
Fe(OH)2 + 10 HNO2 = Fe(NO3)3 + 7 NO + 6 H2O
KMnO4 + H2O + O2 = H2MnO4 + KO2 =>
2 KMnO4 + 2 H2O + O2 = 2 H2MnO4 + 2 KO2
CO + H2 = H2COH =>
2 CO + 3 H2 = 2 H2COH
Ag(s) + H2O(l) = Ag(OH) + H =>
Ag(s) + H2O(l) = Ag(OH) + H
D2O + SO3 = D2S + O2 =>
D2O + SO3 = D2S + 2 O2
K2CO3 + H2O + CO2 = KHCO3 =>
K2CO3 + H2O + CO2 = 2 KHCO3
Mn(OH)2 + NaOH + O2 = Na2MnO4 + H2O =>
Mn(OH)2 + 2 NaOH + O2 = Na2MnO4 + 2 H2O
Cu2(SO4) + Cd(NO3)2 = Cd(SO4) + Cu(NO3) =>
Cu2(SO4) + Cd(NO3)2 = Cd(SO4) + 2 Cu(NO3)
NH4CH3COO + H2O = NH4OH + CH3COOH =>
NH4CH3COO + H2O = NH4OH + CH3COOH
HAuCl4 + NaOH = Au + HCl + NaO =>
HAuCl4 + 3 NaOH = Au + 4 HCl + 3 NaO
SICl4 + H2O = H4SIO4 + HCl =>
SICl4 + 4 H2O = H4SIO4 + 4 HCl
AgCl + H2SO4 = Ag2SO4 + HCl =>
2 AgCl + H2SO4 = Ag2SO4 + 2 HCl
I2 + HNO3 = HIO3 + NO2 + H2 =>
I2 + 6 HNO3 = 2 HIO3 + 6 NO2 + 2 H2
CH3COOH + K2SO3 = CH3COOK + SO2 + H2O =>
2 CH3COOH + K2SO3 = 2 CH3COOK + SO2 + H2O
MnSO4 = MnSO2 + O2 =>
MnSO4 = MnSO2 + O2
NO + Zn{2+} + H2O = HNO2 + Zn + H{+} =>
2 NO + Zn{2+} + 2 H2O = 2 HNO2 + Zn + 2 H{+}
ZnSO4 + NaOH = NaSO4 + ZnOH =>
ZnSO4 + NaOH = NaSO4 + ZnOH
Li2CO3 + TeO2 + HfO2 + O2 = Li2HfTeO6 + CO2 =>
2 Li2CO3 + 2 TeO2 + 2 HfO2 + O2 = 2 Li2HfTeO6 + 2 CO2
FeSO4 + HBrO + H2SO4 = Br2 + Fe(SO4)3 + H2O =>
FeSO4 + 4 HBrO + 2 H2SO4 = 2 Br2 + Fe(SO4)3 + 4 H2O
CH3CHClCH3 + HBr = CH3CHBrCH3 + HCl =>
CH3CHClCH3 + HBr = CH3CHBrCH3 + HCl
Cu(s) + HNO3 = Cu(NO3) + H2 =>
2 Cu(s) + 2 HNO3 = 2 Cu(NO3) + H2
Cs8U4W6O34 + NaNO3 + H2O = CsNO3 + Na2WO4*2H2O + UO3 + UO2(NO3)2*6H2O =>
Cs8U4W6O34 + 12 NaNO3 + 24 H2O = 8 CsNO3 + 6 Na2WO4*2H2O + 2 UO3 + 2 UO2(NO3)2*6H2O
H2PtCl6 + NaBH4 + NaOH = Pt + NaCl + NaBCl4 + H2O =>
2 H2PtCl6 + NaBH4 + 8 NaOH = 2 Pt + 8 NaCl + NaBCl4 + 8 H2O
CoCO3 = CO2CoO =>
CoCO3 = CO2CoO
K2SO4 + Na3CrO4 = K3CrO4 + Na2SO4 =>
3 K2SO4 + 2 Na3CrO4 = 2 K3CrO4 + 3 Na2SO4
CaCO3 + CH3COOH = CaCHCOO + H2O + CO2 =>
8 CaCO3 + 7 CH3COOH = 8 CaCHCOO + 10 H2O + 6 CO2
CuO(s) + HCl = H2O(l) + CuCl2 =>
CuO(s) + 2 HCl = H2O(l) + CuCl2
KMnO4 + K2S + HClO4 = Mn(ClO4)2 + KClO4 + SO2 + H2O =>
6 KMnO4 + 5 K2S + 28 HClO4 = 6 Mn(ClO4)2 + 16 KClO4 + 5 SO2 + 14 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
H2SO4 + AgCl + AgCrO4 = Cr2SO4 + AgSO4 + Cl2 + H2O =>
16 H2SO4 + 10 AgCl + 4 AgCrO4 = 2 Cr2SO4 + 14 AgSO4 + 5 Cl2 + 16 H2O
CH2C(CH3)CH3 + KMnO4 + H2SO4 = CH3C(O)CH3 + K2SO4 + MnSO4 + H2O =>
15 CH2C(CH3)CH3 + 8 KMnO4 + 12 H2SO4 = 20 CH3C(O)CH3 + 4 K2SO4 + 8 MnSO4 + 12 H2O
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
HCIO4 + Fe = Fe(CIO4)3 + H =>
3 HCIO4 + Fe = Fe(CIO4)3 + 3 H
C2H2 + O2(g) = CO2(g) + H2O(l) =>
2 C2H2 + 5 O2(g) = 4 CO2(g) + 2 H2O(l)
(NH4)2S + NiCl2 = NiS + (NH4)Cl =>
(NH4)2S + NiCl2 = NiS + 2(NH4)Cl
CuS + CuSO4 = Cu + SO2 =>
CuS + CuSO4 = 2 Cu + 2 SO2
CH3COOH(l) + LiOH(aq) = H2O(l) + LiC2H3O2(aq) =>
CH3COOH(l) + LiOH(aq) = H2O(l) + LiC2H3O2(aq)
Mn + ZnCl2 = Zn + MnCl =>
2 Mn + ZnCl2 = Zn + 2 MnCl
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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