| Équations équilibrées la veille | Équations équilibrées le lendemain |
COOH{-}CH2{-}CHOH{-}COOH + NaOH = COONa{-}CH2{-}CHOH{-}COONa + H2O
CH3CH2CHO + H2 = CH3CH2CH2OH =>
CH3CH2CHO + H2 = CH3CH2CH2OH
K3[Cr(OH)6] + H2O2 = KOH + K2Cr2O7 + H2O =>
2 K3[Cr(OH)6] + 3 H2O2 = 4 KOH + K2Cr2O7 + 7 H2O
CH3C6H3(NH2)2 + Sb2O3 + HBr = CH3C6H3(NH2)2HSbBr4 + H2O =>
2 CH3C6H3(NH2)2 + Sb2O3 + 8 HBr = 2 CH3C6H3(NH2)2HSbBr4 + 3 H2O
FeCo3 + AgCl2 = AgCo3 + FeCl2 =>
FeCo3 + AgCl2 = AgCo3 + FeCl2
O5 + H = H2O =>
O5 + 10 H = 5 H2O
Cu(NH3)4 + H2SO4 + H2O = CuSO4 + H + HNO3 =>
Cu(NH3)4 + H2SO4 + 12 H2O = CuSO4 + 34 H + 4 HNO3
B + LiI = BLiI =>
B + LiI = BLiI
Bi + H2O = H2 + Bi(OH)5 =>
2 Bi + 10 H2O = 5 H2 + 2 Bi(OH)5
C15H32 + NH4NO3 = N2 + H2O + CO2 =>
C15H32 + 46 NH4NO3 = 46 N2 + 108 H2O + 15 CO2
C2H2 + HCN = C3H3N =>
C2H2 + HCN = C3H3N
NH4OH + SnCl2 + H2O2 = H2SnO3 + NH4Cl + H2O =>
2 NH4OH + SnCl2 + H2O2 = H2SnO3 + 2 NH4Cl + H2O
CuSO4 + SO4 = Cu(SO4)2 =>
CuSO4 + SO4 = Cu(SO4)2
Zn{+2} + H2O = Zn + H{+} + O2 =>
2 Zn{+2} + 2 H2O = 2 Zn + 4 H{+} + O2
KI + HNO3 = KNO3 + HI =>
KI + HNO3 = KNO3 + HI
Fe(OH)3 = Fe2O3 + H2O = Fe2O2 =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
Al2O3 + NH3 = Al + H2O + N2 =>
Al2O3 + 2 NH3 = 2 Al + 3 H2O + N2
(NH4)CO3 + KI = NH4I + KCO3 =>
(NH4)CO3 + KI = NH4I + KCO3
C6H10O4 + C2H5OH = C2H5OCO(CH2)4COOC2H5 + H2O =>
C6H10O4 + 2 C2H5OH = C2H5OCO(CH2)4COOC2H5 + 2 H2O
(NH4)NO3 = N2 + O2 + H2O =>
2(NH4)NO3 = 2 N2 + O2 + 4 H2O
Na2CO3BaCl2 = BaCO3 + NaCl =>
Na2CO3BaCl2 = BaCO3 + 2 NaCl
H2SO4(aq) + Na2S2O3(aq) = Na2SO4(aq) + SO2(g) + H2O(l) =>
3 H2SO4(aq) + Na2S2O3(aq) = Na2SO4(aq) + 4 SO2(g) + 3 H2O(l)
Be + H2SO4 = BeH2O4 + SO + H2O =>
2 Be + 3 H2SO4 = 2 BeH2O4 + 3 SO + H2O
Li(cr) + FeBr(aq) = LiBr(aq) + Fe(cr) =>
Li(cr) + FeBr(aq) = LiBr(aq) + Fe(cr)
KClO3 + I2 + HCl = KICl4 + Cl2 + H2O =>
2 KClO3 + I2 + 12 HCl = 2 KICl4 + 3 Cl2 + 6 H2O
AgI + Na2S = Ag2S + NaI =>
2 AgI + Na2S = Ag2S + 2 NaI
Na + NaOH = Na2O + H2 =>
2 Na + 2 NaOH = 2 Na2O + H2
KNO3 + (NH2)2CO + H2O = NO2 + KOH + CO2 =>
14 KNO3 + (NH2)2CO + 5 H2O = 16 NO2 + 14 KOH + CO2
CdCl + Zn = ZnCd2 + Cl =>
2 CdCl + Zn = ZnCd2 + 2 Cl
SN + NaOH = Na2SNO2 + H2 =>
SN + 2 NaOH = Na2SNO2 + H2
Sn + Bi2O3 = SnO + Bi =>
3 Sn + Bi2O3 = 3 SnO + 2 Bi
Na(O2)2 + H2O = NaOH + O =>
2 Na(O2)2 + H2O = 2 NaOH + 7 O
FeSO4 + NaOH + H2O + O2 = Fe(OH)3 + Na2SO4 =>
4 FeSO4 + 8 NaOH + 2 H2O + O2 = 4 Fe(OH)3 + 4 Na2SO4
C(s) + O2(g) + N2(g) + H2(g) = H2NCH2COOH(s) =>
4 C(s) + 2 O2(g) + N2(g) + 5 H2(g) = 2 H2NCH2COOH(s)
KMnO4 + C6H6 + H2SO4 = K2SO4 + MnSO4 + C6H5COOH + H2O =>
6 KMnO4 + 7 C6H6 + 9 H2SO4 = 3 K2SO4 + 6 MnSO4 + 6 C6H5COOH + 12 H2O
NaNO3 + KI = NaI + KNO3 =>
NaNO3 + KI = NaI + KNO3
(NH4)2SO4(aq) + Ca(OH)2(aq) = H2O(l) + NH3(aq) + CaSO4(aq) =>
(NH4)2SO4(aq) + Ca(OH)2(aq) = 2 H2O(l) + 2 NH3(aq) + CaSO4(aq)
C3H8O3 + NaIO4 = HCOOH + NaIO3 + H2O =>
C3H8O3 + 4 NaIO4 = 3 HCOOH + 4 NaIO3 + H2O
F + CaBr2 = Ca + FBr2 =>
F + CaBr2 = Ca + FBr2
C6H5CHOHCH3 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C6H5COHCH3 + H2O =>
6 C6H5CHOHCH3 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 6 C6H5COHCH3 + 7 H2O
H3SbO4 + W(OH)5 = W(H2SbO4)5 + H2O =>
5 H3SbO4 + W(OH)5 = W(H2SbO4)5 + 5 H2O
N2O5 + KI = I2 + KNO3 + NO2 =>
2 N2O5 + 2 KI = I2 + 2 KNO3 + 2 NO2
Cr2O7{-2} + CH3CH2OH + H{+} = Cr + CH3COOH + H2O =>
Cr2O7{-2} + 3 CH3CH2OH + 2 H{+} = 2 Cr + 3 CH3COOH + 4 H2O
Pb(C2H3O2)2 + CO2 + H2O = PbCO3 + C2H4O2 =>
Pb(C2H3O2)2 + CO2 + H2O = PbCO3 + 2 C2H4O2
KI + H2SO4 + KMnO4 = KHSO4 + ISO4 + MnSO4 + H2O =>
5 KI + 16 H2SO4 + 3 KMnO4 = 8 KHSO4 + 5 ISO4 + 3 MnSO4 + 12 H2O
Bi(NO3)3 + Na(OH) = Bi(OH)3 + NaNO3 =>
Bi(NO3)3 + 3 Na(OH) = Bi(OH)3 + 3 NaNO3
CaCi2(aq) + KOH(aq) = Ca(OH)2(s) + KCi(aq) =>
CaCi2(aq) + 2 KOH(aq) = Ca(OH)2(s) + 2 KCi(aq)
(f)K2SO4(aq) + BaCl2(aq) = BaSO4(s) + KCl(aq) =>
(f)K2SO4(aq) + BaCl2(aq) = BaSO4(s) + 2 KCl(aq)
H2S(g) + SO2(g) = S(s) + H2O(l) =>
2 H2S(g) + SO2(g) = 3 S(s) + 2 H2O(l)
Zn + H2SO4 + H3O{+} = Zn2{+} + H2S + H2O =>
16 Zn + H2SO4 + 8 H3O{+} = 8 Zn2{+} + H2S + 12 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/09/25
Équations équilibrées sur02/08/24
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