| Équations équilibrées la veille |
2 Hg{2+} + 2 Fe{2+} = 2 Fe{+3} + Hg2{2+}
(NH4)I + Ag(NO3) = (NH4)(NO3) + AgI =>
(NH4)I + Ag(NO3) = (NH4)(NO3) + AgI
P2 + H2 = PH2 =>
P2 + 2 H2 = 2 PH2
NH4 + Cr = NH4Cr =>
NH4 + Cr = NH4Cr
K + CO2 = C + K2CO3 =>
4 K + 3 CO2 = C + 2 K2CO3
Cu2S(s) + O2(g) + H{+}(aq) = Cu{+2}(aq) + SO4{-2}(aq) + H2O(l) =>
2 Cu2S(s) + 5 O2(g) + 4 H{+}(aq) = 4 Cu{+2}(aq) + 2 SO4{-2}(aq) + 2 H2O(l)
SeO4{-2} + I{-} + H{+} = Se + I3{-} + H2O =>
SeO4{-2} + 9 I{-} + 8 H{+} = Se + 3 I3{-} + 4 H2O
H2PbO3 + NO = HNO3 + H2O + Pb =>
3 H2PbO3 + 4 NO = 4 HNO3 + H2O + 3 Pb
C9H8O4 + C2H5OH = C11H12O4 + H2O =>
C9H8O4 + C2H5OH = C11H12O4 + H2O
Zn + H = ZnH =>
Zn + H = ZnH
Sb + Cu(NO3)2 = Sb(NO3)5 + Cu =>
2 Sb + 5 Cu(NO3)2 = 2 Sb(NO3)5 + 5 Cu
Pb + H2 = PbH2 =>
Pb + H2 = PbH2
Fe + H3O{+} = Fe2{3+} + H2O + H2 =>
4 Fe + 6 H3O{+} = 2 Fe2{3+} + 6 H2O + 3 H2
Cr2(SO4)3 + K2CO3 = Cr2(CO3)3 + K2SO4 =>
Cr2(SO4)3 + 3 K2CO3 = Cr2(CO3)3 + 3 K2SO4
H10 + CO2 = H2O + C4 =>
8 H10 + 20 CO2 = 40 H2O + 5 C4
C2H5OH + KMnO4 + H2SO4 = CH3COOH + K2SO4 + Mn + H2O =>
7 C2H5OH + 4 KMnO4 + 2 H2SO4 = 7 CH3COOH + 2 K2SO4 + 4 Mn + 9 H2O
(CH3)2SO + Al(OH)3 = AlSO + (CH3)2(OH)3 =>
(CH3)2SO + Al(OH)3 = AlSO + (CH3)2(OH)3
Sn + O2 + H2O = Sn(OH)4 =>
Sn + O2 + 2 H2O = Sn(OH)4
Ni + HOH = H + NiOH =>
Ni + HOH = H + NiOH
BaSO4 + Na2CO3 = Na2SO4 + BaCO3 =>
BaSO4 + Na2CO3 = Na2SO4 + BaCO3
C3H5O3 + H3O + Fe = FeCO3 + H2 =>
2 C3H5O3 + 12 H3O + 6 Fe = 6 FeCO3 + 23 H2
H2CO3 + Sr(OH)2 = SrCO3 + H2O =>
H2CO3 + Sr(OH)2 = SrCO3 + 2 H2O
C3H5(NO3)3 = N3 + O2 + CO2 + H2O =>
4 C3H5(NO3)3 = 4 N3 + O2 + 12 CO2 + 10 H2O
KBr + HF = KF + HBr =>
KBr + HF = KF + HBr
CH3CO2H + O2 = COOH + H2O =>
2 CH3CO2H + 3 O2 = 4 COOH + 2 H2O
FeBr3 + (NH4)Na = Fe + NH4Br + NaBr =>
2 FeBr3 + 3(NH4)Na = 2 Fe + 3 NH4Br + 3 NaBr
HBr + C3H6 = C3H7 + Br =>
HBr + C3H6 = C3H7 + Br
Cu + Ag{+} = Cu2{+} + Ag =>
2 Cu + Ag{+} = Cu2{+} + Ag
KMnO4 + KHC2O4*H2C2O4 = CO2 + K2CO3 + H2O + MnCO3 =>
8 KMnO4 + 10 KHC2O4*H2C2O4 = 23 CO2 + 9 K2CO3 + 15 H2O + 8 MnCO3
CH3COOH + C2H5OH = H2O + HCOOC2H5 =>
2 CH3COOH + C2H5OH = H2O + 2 HCOOC2H5
Fe + H3O{+} = Fe{+2} + H2 + H2O =>
Fe + 2 H3O{+} = Fe{+2} + H2 + 2 H2O
HCl + KHCO3 = CO2 + KCl + H2O =>
HCl + KHCO3 = CO2 + KCl + H2O
C4H10 + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C4H10 + 13 K2Cr2O7 + 52 H2SO4 = 12 CO2 + 13 Cr2(SO4)3 + 13 K2SO4 + 67 H2O
C4H8 + KMnO4 + H2SO4 + H2O = C4H10O2 + MnSO4 + K2SO4 =>
5 C4H8 + 2 KMnO4 + 3 H2SO4 + 2 H2O = 5 C4H10O2 + 2 MnSO4 + K2SO4
KBr + H = KH + Br =>
KBr + H = KH + Br
(C2H5)3N + HCl = (C2H5)3NH + Cl =>
(C2H5)3N + HCl = (C2H5)3NH + Cl
CaC2 + CH3COOH = CH3COOCa + C + H2 =>
2 CaC2 + 2 CH3COOH = 2 CH3COOCa + 4 C + H2
PH3 + I2 + H2O = HPO + HI =>
PH3 + 2 I2 + H2O = HPO + 4 HI
Cl2 + NaI = Cl2NaI =>
Cl2 + NaI = Cl2NaI
C7H8O + H2SO4 = C7H8O4S + H2O =>
C7H8O + H2SO4 = C7H8O4S + H2O
PbO2 + HNO3 + KI = KIO4 + Pb(NO3)2 + H2O =>
4 PbO2 + 8 HNO3 + KI = KIO4 + 4 Pb(NO3)2 + 4 H2O
Hg2(NO3)2(aq) + K2SO4(aq) = Hg2SO4 + KNO3 =>
Hg2(NO3)2(aq) + K2SO4(aq) = Hg2SO4 + 2 KNO3
KBr + Fe2S3 = K2S + FeBr3 =>
6 KBr + Fe2S3 = 3 K2S + 2 FeBr3
HCl + CuSO4 = H2SO4 + CuCl2 =>
2 HCl + CuSO4 = H2SO4 + CuCl2
K2SnO2 + Bi(NO3)2 + KOH = K2SnO3 + Bi + KH(NO3)2 =>
K2SnO2 + Bi(NO3)2 + KOH = K2SnO3 + Bi + KH(NO3)2
C3H88 + O2 = CO2 + H2O =>
C3H88 + 25 O2 = 3 CO2 + 44 H2O
NH4 + Cr = NH4Cr =>
NH4 + Cr = NH4Cr
Ba(NO3)2 + Cs2SiO3 = CsNO3 + BaSiO3 =>
Ba(NO3)2 + Cs2SiO3 = 2 CsNO3 + BaSiO3
Sb + HNO3(conc) + H2O = NO + H3SbO4 =>
3 Sb + 5 HNO3(conc) + 2 H2O = 5 NO + 3 H3SbO4
KOH + HI + I2 = K[I(I2)] + H2O =>
KOH + HI + I2 = K[I(I2)] + H2O
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