| Équations équilibrées la veille |
2 KClO3 = 2 KCl + 3 O2
FeCl3 + F2 = FeF + Cl2 =>
2 FeCl3 + F2 = 2 FeF + 3 Cl2
K2S(s) + HI(aq) = H2S(g) + KI(aq) =>
K2S(s) + 2 HI(aq) = H2S(g) + 2 KI(aq)
H2SO4 + KMnO4 + H2O2 = MnO4 + K2SO4 + H2O =>
H2SO4 + 2 KMnO4 + H2O2 = 2 MnO4 + K2SO4 + 2 H2O
Sn(NO3)2 + Cr = Cr(NO3)3 + Sn =>
3 Sn(NO3)2 + 2 Cr = 2 Cr(NO3)3 + 3 Sn
FeS2 + H2O + O2 = H{+} + Fe(OH)3 + SO4{2-} =>
4 FeS2 + 14 H2O + 15 O2 = 16 H{+} + 4 Fe(OH)3 + 8 SO4{2-}
(NH4)6W12O39 + NH4VO3 + (NH4)2HPO4 + HNO3 = WV3P4O20 + N2 + H2O =>
5(NH4)6W12O39 + 180 NH4VO3 + 240(NH4)2HPO4 + 402 HNO3 = 60 WV3P4O20 + 546 N2 + 1701 H2O
ClBr = Cl + Br =>
ClBr = Cl + Br
KI + N2 = K3N + I2 =>
6 KI + N2 = 2 K3N + 3 I2
FeO4{2-} + MnO2 + H{+} = Fe{3+} + MnO4{-} + H2O =>
FeO4{2-} + MnO2 + 4 H{+} = Fe{3+} + MnO4{-} + 2 H2O
NaBr + H2SO4 = NaHSO4 + SO2 + Br2 + H2O =>
2 NaBr + 3 H2SO4 = 2 NaHSO4 + SO2 + Br2 + 2 H2O
NH4F + HBr = NH4Br + HF =>
NH4F + HBr = NH4Br + HF
H3PO4MgO = MgHPO4H2O =>
H3PO4MgO = MgHPO4H2O
KNO3 = K2O + O2 + NO2 =>
4 KNO3 = 2 K2O + O2 + 4 NO2
C3H4 + O2 = CO2 + H2O =>
C3H4 + 4 O2 = 3 CO2 + 2 H2O
NaCO3 + CH3COO = NaCO2 + CO3 + H3 =>
4 NaCO3 + CH3COO = 4 NaCO2 + 2 CO3 + H3
HBr + O = H2O + Br =>
2 HBr + O = H2O + 2 Br
H2O + NaCl + NaMnO4 = Cl2 + MnO2 + NaOH =>
4 H2O + 6 NaCl + 2 NaMnO4 = 3 Cl2 + 2 MnO2 + 8 NaOH
C3Hg + O2 = CO2 + Hg2O =>
4 C3Hg + 13 O2 = 12 CO2 + 2 Hg2O
CH3COOH + NH2CONH2 = CO2 + NH4CH3CONH =>
CH3COOH + NH2CONH2 = CO2 + NH4CH3CONH
PbO2 + HCOOH = Pb(HCOO)2 + CO2 + H2O =>
PbO2 + 3 HCOOH = Pb(HCOO)2 + CO2 + 2 H2O
Na2CO3 + CH3CO2OH = NaCH3 + CO2 + H2O =>
3 Na2CO3 + 8 CH3CO2OH = 6 NaCH3 + 13 CO2 + 7 H2O
CH2O + Ag(NH3)2OH = HCOOH + NH3 + Ag + H2O =>
CH2O + 2 Ag(NH3)2OH = HCOOH + 4 NH3 + 2 Ag + H2O
KNO3 + C12H22O11 = N2 + CO2 + H2O + K2C23 =>
12 KNO3 + 13 C12H22O11 = 6 N2 + 18 CO2 + 143 H2O + 6 K2C23
HNO3 + ZnS = Zn(NO3)2 + NO + SO2 + H2O =>
4 HNO3 + ZnS = Zn(NO3)2 + 2 NO + SO2 + 2 H2O
CaO + HCOOH = Ca(HCOO)2 + H2O =>
CaO + 2 HCOOH = Ca(HCOO)2 + H2O
CaSO4*2H2O = (CaSO4)2H2O + H2O =>
2 CaSO4*2H2O = (CaSO4)2H2O + 3 H2O
AgNO3(s) + Cl(aq) = AgCl(s) + NO3(aq) =>
AgNO3(s) + Cl(aq) = AgCl(s) + NO3(aq)
FeO3 + CO = CO2 + Fe =>
FeO3 + 3 CO = 3 CO2 + Fe
FeSO4 + CaO + H2O = Fe(OH)2 + CaSO4H2O =>
FeSO4 + CaO + 2 H2O = Fe(OH)2 + CaSO4H2O
MnSO4 + NaBiO3 + H2SO4 = NaMnO4 + BiOSO4 + H2O + Na2SO4 =>
MnSO4 + 5 NaBiO3 + 6 H2SO4 = NaMnO4 + 5 BiOSO4 + 6 H2O + 2 Na2SO4
BaCO3 + HCl = BaCl2 + H2O + CO2 =>
BaCO3 + 2 HCl = BaCl2 + H2O + CO2
NaI + PB(NO3)2 = PBI + Na(NO3)2 =>
NaI + PB(NO3)2 = PBI + Na(NO3)2
Se + O2 + NaOH = Na2SeO3 + H2O =>
Se + O2 + 2 NaOH = Na2SeO3 + H2O
KI + HNO3 = KNO3 + H2O + I2 + NO2 =>
2 KI + 4 HNO3 = 2 KNO3 + 2 H2O + I2 + 2 NO2
H2S(aq) + NaOH(aq) = H2O(lq) + Na2S(aq) =>
H2S(aq) + 2 NaOH(aq) = 2 H2O(lq) + Na2S(aq)
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
RCH2OH + KMnO4 + H2SO4 = RCHO + KMnSO4 + H2O =>
3 RCH2OH + KMnO4 + H2SO4 = 3 RCHO + KMnSO4 + 4 H2O
K2(SO4) + Ba(C2H3O2)2 = K(C2H3O2) + Ba(SO4) =>
K2(SO4) + Ba(C2H3O2)2 = 2 K(C2H3O2) + Ba(SO4)
C4H9Br + CuO + O2 = CuBr2 + CO2 + H2O =>
2 C4H9Br + CuO + 12 O2 = CuBr2 + 8 CO2 + 9 H2O
Ag + O2 = AgO =>
2 Ag + O2 = 2 AgO
Fe2(SO4)3 + NaCl = FeCl3 + Na6(SO4)3 =>
Fe2(SO4)3 + 6 NaCl = 2 FeCl3 + Na6(SO4)3
C6H5OH + H2O2 = C6H4O2H2 + H2O =>
C6H5OH + H2O2 = C6H4O2H2 + H2O
CH3(CH2)4CH3(l)O + O2(g) = CO2 + H2O =>
CH3(CH2)4CH3(l)O + 9 O2(g) = 6 CO2 + 7 H2O
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
H2O + BrO3{-} + NH3OH{+} = Br{-} + NO2{-} + H3O{+} =>
3 H2O + 2 BrO3{-} + 3 NH3OH{+} = 2 Br{-} + 3 NO2{-} + 6 H3O{+}
V(NO3)3 + Mg = V + Mg(NO3)2 =>
2 V(NO3)3 + 3 Mg = 2 V + 3 Mg(NO3)2
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + LiCl(aq) =>
Li2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 LiCl(aq)
CaOHClH = CaClH2O =>
CaOHClH = CaClH2O
NH4Cl + Ca(OH)2 = CaCl2 + H2O + NH3 =>
2 NH4Cl + Ca(OH)2 = CaCl2 + 2 H2O + 2 NH3
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Équations équilibrées sur12/17/24
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