| Équations équilibrées la veille |
SCN{-} + 4 Br2 + 4 H2O = SO4{2-} + BrCN + 7 Br{-} + 8 H{+}
C2H5COOMgBr + H2O = C2H5COOH + Mg(OH)Br =>
C2H5COOMgBr + H2O = C2H5COOH + Mg(OH)Br
BF3 + H2O = H3BO3 + HBF4 =>
4 BF3 + 3 H2O = H3BO3 + 3 HBF4
C9H17NO5 + NaOH = Na + C9H15NO5 + H2O =>
C9H17NO5 + 2 NaOH = 2 Na + C9H15NO5 + 2 H2O
Cu(ClO4)2 + Zn = Zn(ClO4) + Cu =>
Cu(ClO4)2 + 2 Zn = 2 Zn(ClO4) + Cu
CO2(g) + KOH(aq) = K2CO3(s) + H2O(l) =>
CO2(g) + 2 KOH(aq) = K2CO3(s) + H2O(l)
AlBr(aq) + Zn(s) = Al(s) + ZnBr(aq) =>
AlBr(aq) + Zn(s) = Al(s) + ZnBr(aq)
PCI5 + H2O = H3PO4 + H + C + I =>
PCI5 + 4 H2O = H3PO4 + 5 H + C + 5 I
Cr2O7{-}2 + NO2{-} + H{+} = Cr3{+} + NO3{-} + H2O =>
6 Cr2O7{-}2 + 37 NO2{-} + 10 H{+} = 4 Cr3{+} + 37 NO3{-} + 5 H2O
Li2S + P2S5 + LiCl = Li6PS5Cl =>
5 Li2S + P2S5 + 2 LiCl = 2 Li6PS5Cl
Li(s) + Fe(NO3)3(aq) = Li(NO3) + Fe =>
3 Li(s) + Fe(NO3)3(aq) = 3 Li(NO3) + Fe
C2H5OH + K2Cr2O7 + H2SO4 = HCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H5OH + 4 K2Cr2O7 + 16 H2SO4 = 6 HCOOH + 4 Cr2(SO4)3 + 4 K2SO4 + 19 H2O
CHNO + O2 = CO2 + HNO3 =>
CHNO + 2 O2 = CO2 + HNO3
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Al + I2 = AlI3 =>
2 Al + 3 I2 = 2 AlI3
AsH3 + I2 + H2O = H3AsO4 + I{-} + H{+} =>
AsH3 + 4 I2 + 4 H2O = H3AsO4 + 8 I{-} + 8 H{+}
MnO2 + SnCl2 + HCl = SnCl4 + MnCl2 + H2O =>
MnO2 + SnCl2 + 4 HCl = SnCl4 + MnCl2 + 2 H2O
SnCl2 + I2 = SnCl4 + SnI4 =>
2 SnCl2 + 2 I2 = SnCl4 + SnI4
Pb(NO3)2 + Hg2SO4 = Hg2(NO3)2 + PbSO4 =>
Pb(NO3)2 + Hg2SO4 = Hg2(NO3)2 + PbSO4
(CH3)3N + HCl = (CH3)3NH + Cl =>
(CH3)3N + HCl = (CH3)3NH + Cl
FeO + HCl = FeCl2 + H2O =>
FeO + 2 HCl = FeCl2 + H2O
C6H8O7 + CaCO3 = Ca3(C6H5O7)2 + CO2 + H2O =>
2 C6H8O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 CO2 + 3 H2O
HI(aq) + NaOH(aq) = HOH(l) + NaI =>
HI(aq) + NaOH(aq) = HOH(l) + NaI
NiCl2 + HNO3 = Ni(NO3)2 + Cl2 + NO + H2O =>
3 NiCl2 + 8 HNO3 = 3 Ni(NO3)2 + 3 Cl2 + 2 NO + 4 H2O
C4H6O4 + NaOH = C4H4O4Na2 + H2O =>
C4H6O4 + 2 NaOH = C4H4O4Na2 + 2 H2O
NH3 + HClO4 = ClO4 + NH4 =>
NH3 + HClO4 = ClO4 + NH4
C8H16 + KMnO4 + H2O = C8H18O2 + MnO2 + KOH =>
3 C8H16 + 2 KMnO4 + 4 H2O = 3 C8H18O2 + 2 MnO2 + 2 KOH
N(CH3)4I + I2 = N(CH3)4I3 =>
N(CH3)4I + I2 = N(CH3)4I3
AlBr3 + Cl2 = AlCl + Br3 =>
2 AlBr3 + Cl2 = 2 AlCl + 2 Br3
H2CrO4 + HCl = CrCl + Cl2 + H2O =>
2 H2CrO4 + 12 HCl = 2 CrCl + 5 Cl2 + 8 H2O
CH3COOH + NaCl = CH3COONa + HCl =>
CH3COOH + NaCl = CH3COONa + HCl
Hg(OH)2 + (H3PO4) = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2(H3PO4) = Hg3(PO4)2 + 6 H2O
Pb(NO3)2(ac) + HI(ac) = PbI2(s) + HNO3(ac) =>
Pb(NO3)2(ac) + 2 HI(ac) = PbI2(s) + 2 HNO3(ac)
Al + N2 = AlN =>
2 Al + N2 = 2 AlN
C + SO2 = CS2 + CO =>
5 C + 2 SO2 = CS2 + 4 CO
K2Cr2O7 + K2Te + H2SO4 = K2TeO4 + Cr2(SO4)3 + K2SO4 + H2O =>
4 K2Cr2O7 + 3 K2Te + 16 H2SO4 = 3 K2TeO4 + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
HNO3 + H2Te = NO + Te + H2O =>
2 HNO3 + 3 H2Te = 2 NO + 3 Te + 4 H2O
MnO4{-} + S2O3{2-} = MnO4{2-} + S4O6{2-} =>
2 MnO4{-} + 2 S2O3{2-} = 2 MnO4{2-} + S4O6{2-}
KCl(aq) + Na2SO4(aq) = NaCl + K2SO4 =>
2 KCl(aq) + Na2SO4(aq) = 2 NaCl + K2SO4
Na2S2O3 + I2 = Na2S4O6 + NaI =>
2 Na2S2O3 + I2 = Na2S4O6 + 2 NaI
KMnO4 + H2SO4 + SnCl2 = MnSO4 + K2SO4 + Cl2 + SnSO4 + H2O =>
2 KMnO4 + 8 H2SO4 + 5 SnCl2 = 2 MnSO4 + K2SO4 + 5 Cl2 + 5 SnSO4 + 8 H2O
(NH4)2CO3 + ZnSO4 = (NH4)2SO4 + ZnCO3 =>
(NH4)2CO3 + ZnSO4 = (NH4)2SO4 + ZnCO3
HCl + OH = Cl + HOH =>
HCl + OH = Cl + HOH
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
C6H10 + H2SO4 = C6H10H2SO4 =>
C6H10 + H2SO4 = C6H10H2SO4
H3PO4 + Ca(OH)3 = [Ca(OH)3]PO4 + H2 =>
2 H3PO4 + 2 Ca(OH)3 = 2[Ca(OH)3]PO4 + 3 H2
HOCl + H{+} + Cl{-} = Cl2 + H2O =>
HOCl + H{+} + Cl{-} = Cl2 + H2O
Cr + BiO3 = CrO7 + Bi =>
3 Cr + 7 BiO3 = 3 CrO7 + 7 Bi
Mg(s) + MnCl2(aq) = Mn(s) + MgCl(aq) =>
2 Mg(s) + MnCl2(aq) = Mn(s) + 2 MgCl(aq)
Zn + HNO3 = Zn(NO3)2 + NH3OH + H2O =>
7 Zn + 16 HNO3 = 7 Zn(NO3)2 + 2 NH3OH + 4 H2O
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Équations équilibrées sur01/04/25
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