| Équations équilibrées la veille | Équations équilibrées le lendemain |
Hg(NO3)2 + H2O = Hg(OH)NO3 + HNO3
Fe + HOH = Fe(OH)3 + H2 =>
2 Fe + 6 HOH = 2 Fe(OH)3 + 3 H2
C2H6O(l) + O2(g) = CO2 + H2O =>
C2H6O(l) + 3 O2(g) = 2 CO2 + 3 H2O
P4 + O2 = P4O10 =>
P4 + 5 O2 = P4O10
OH{-} = H2O + O2 + e =>
4 OH{-} = 2 H2O + O2 + 4e
KCl + H2O = K2O + HCl =>
2 KCl + H2O = K2O + 2 HCl
HNO3 + Na2SO3 = Na2SO4 + NO2 + H2O =>
2 HNO3 + Na2SO3 = Na2SO4 + 2 NO2 + H2O
OH{-} + Fe(OH)3 + ClO{-} = FeO42{-} + Cl{-} + H2O =>
OH{-} + Fe(OH)3 + 40 ClO{-} = FeO42{-} + 40 Cl{-} + 2 H2O
Cr2O7{-2} + H2SO3 + H{+} = Cr{3+} + HSO4{-} + H2O =>
Cr2O7{-2} + 3 H2SO3 + 5 H{+} = 2 Cr{3+} + 3 HSO4{-} + 4 H2O
KCl + NaHSO4 = KHSO4 + NaCl =>
KCl + NaHSO4 = KHSO4 + NaCl
Fe(NO3)3 + KOH = KNO3 + Fe + OH =>
Fe(NO3)3 + 3 KOH = 3 KNO3 + Fe + 3 OH
CH3CH2OH + PI3 = CH3CH2I + H3PO3 =>
3 CH3CH2OH + PI3 = 3 CH3CH2I + H3PO3
KMnO4 + H2SO4 + NaHSO3 = MnSO4 + K2SO4 + NaHSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 NaHSO3 = 2 MnSO4 + K2SO4 + 5 NaHSO4 + 3 H2O
C18H34O2 + Br2 = C18H33O2 + HBr =>
2 C18H34O2 + Br2 = 2 C18H33O2 + 2 HBr
CoBr2(s) = Co(s) + Br2(g) =>
CoBr2(s) = Co(s) + Br2(g)
NaClO + P = NaCl + P2O5 =>
5 NaClO + 2 P = 5 NaCl + P2O5
CH4(g) + Cl2 = CHCl3 + HCl(g) =>
CH4(g) + 3 Cl2 = CHCl3 + 3 HCl(g)
KSCN + PbO2 + HCl = KCl + PbCl2 + CO2 + NO + SO2 + H2O =>
2 KSCN + 11 PbO2 + 24 HCl = 2 KCl + 11 PbCl2 + 2 CO2 + 2 NO + 2 SO2 + 12 H2O
BaSO4 + HNO3 = Ba(NO3)2 + H2SO4 =>
BaSO4 + 2 HNO3 = Ba(NO3)2 + H2SO4
K = K2 =>
2 K = K2
W + H2O = W(OH)5 + H2 =>
2 W + 10 H2O = 2 W(OH)5 + 5 H2
Ag(NO3) = Ag2O + NO2 + O2 =>
4 Ag(NO3) = 2 Ag2O + 4 NO2 + O2
(NH4)2SO4 + Al(OH)3 = Al2(SO4)3 + H2O + NH3 =>
3(NH4)2SO4 + 2 Al(OH)3 = Al2(SO4)3 + 6 H2O + 6 NH3
K = K2 =>
2 K = K2
CrCl3 + Na2S + H2O = Cr(OH)3 + NaCl + H2S =>
2 CrCl3 + 3 Na2S + 6 H2O = 2 Cr(OH)3 + 6 NaCl + 3 H2S
Ca + Zn(No3)2 = Ca(No3)2 + Zn =>
Ca + Zn(No3)2 = Ca(No3)2 + Zn
K3Fe(CN)6 + K2Cr2O7 + H2SO4 = K2SO4 + Cr2(SO4)3 + Fe2(SO4)3 + CO2 + KNO3 + H2O =>
2 K3Fe(CN)6 + 20 K2Cr2O7 + 80 H2SO4 = 17 K2SO4 + 20 Cr2(SO4)3 + Fe2(SO4)3 + 12 CO2 + 12 KNO3 + 80 H2O
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + NH4Cl(aq) =>
CaCl2(aq) + (NH4)2CO3(aq) = CaCO3(s) + 2 NH4Cl(aq)
Na(s) + H2O = NaOH(aq) + H2 =>
2 Na(s) + 2 H2O = 2 NaOH(aq) + H2
Cu(NO3)2(aq) + NH3(aq) = CuH3(s) + N(NO3)2(s) =>
Cu(NO3)2(aq) + NH3(aq) = CuH3(s) + N(NO3)2(s)
Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O =>
2 Cu(OH)2 + CO2 = Cu2CO3(OH)2 + H2O
C4H10 + HBr = H2 + C4H9Br =>
C4H10 + HBr = H2 + C4H9Br
C5H11OH + CH3COOH = CH3COOC5H11 + H2O =>
C5H11OH + CH3COOH = CH3COOC5H11 + H2O
NH4OH(aq) = NH3(g) + H2O(l) =>
NH4OH(aq) = NH3(g) + H2O(l)
C4H8O + NaBH4 = C4H10O + NaBH3 =>
C4H8O + 2 NaBH4 = C4H10O + 2 NaBH3
SiC14 + Zn = Si + ZnC2 =>
SiC14 + 7 Zn = Si + 7 ZnC2
Na2CO3 + MnCl2 = NaCl + MnCO3 =>
Na2CO3 + MnCl2 = 2 NaCl + MnCO3
NaNO3 + HCl = NaNO2 + H2O + Cl2 =>
NaNO3 + 2 HCl = NaNO2 + H2O + Cl2
KClO4 + AgNO3 = AgCl + KNO3 + O2 =>
KClO4 + AgNO3 = AgCl + KNO3 + 2 O2
NaNO3 + HCl = NaNO2 + H2O + Cl2 =>
NaNO3 + 2 HCl = NaNO2 + H2O + Cl2
CuSO4 + Na2CO3 + H2O = Cu2CO3(OH)2 + Na2SO4 + CO2 =>
2 CuSO4 + 2 Na2CO3 + H2O = Cu2CO3(OH)2 + 2 Na2SO4 + CO2
C6H6 + CO2 = C7H6O2 =>
C6H6 + CO2 = C7H6O2
Ag2O + NH4OH = Ag(NH3)2OH + H2O =>
Ag2O + 4 NH4OH = 2 Ag(NH3)2OH + 3 H2O
V2O5 + Cl2 + C = COCl2 + VOCl3 =>
V2O5 + 6 Cl2 + 3 C = 3 COCl2 + 2 VOCl3
NaBr + H2O = NaOH + Br2 + H2 =>
2 NaBr + 2 H2O = 2 NaOH + Br2 + H2
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl(aq) =>
CaCl2(aq) + HCl(aq) = HCl2(aq) + CaCl(aq)
(NH4)2SO4 + NaI = (NH4)I + Na2SO4 =>
(NH4)2SO4 + 2 NaI = 2(NH4)I + Na2SO4
K2CO3 + CdI2 = KI + Cd2(CO3)2 =>
2 K2CO3 + 2 CdI2 = 4 KI + Cd2(CO3)2
C6H12O(l) + O2(g) = CO2(g) + H2O(l) =>
2 C6H12O(l) + 17 O2(g) = 12 CO2(g) + 12 H2O(l)
MoO3 + HNO3 = Mo(NO3)6 + H2O =>
MoO3 + 6 HNO3 = Mo(NO3)6 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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