| Équations équilibrées la veille | Équations équilibrées le lendemain |
CH3CH3COH + 3 KMnO4 + 4 KOH = CH3CH2COOK + 3 H2O + 3 K2MnO4
Al(OH)3 + HCl = Al(OH2)3 + Cl =>
Al(OH)3 + 3 HCl = Al(OH2)3 + 3 Cl
SO2 + KIO3 + H2O = I2 + H2SO4 + K2SO4 =>
5 SO2 + 2 KIO3 + 4 H2O = I2 + 4 H2SO4 + K2SO4
PNCl2 = P + N + Cl =>
PNCl2 = P + N + 2 Cl
A1 + HBr = A1Br3 + H2 =>
2 A1 + 6 HBr = 2 A1Br3 + 3 H2
CH3CH3COH + KMnO4 + KOH = CH3CH2COOK + H2O + K2MnO4 =>
CH3CH3COH + 3 KMnO4 + 4 KOH = CH3CH2COOK + 3 H2O + 3 K2MnO4
C2H6Cl2 + NaOH = C2H6(OH)2 + NaCl =>
C2H6Cl2 + 2 NaOH = C2H6(OH)2 + 2 NaCl
(b)(CH2COOH)2 + O2 = CO2 + H2O =>
2(b)(CH2COOH)2 + 7 O2 = 8 CO2 + 6 H2O
(Zn(NH3)4)SO4 + KCN = K2(Zn(CN)4) + K2SO4 + NH3 =>
(Zn(NH3)4)SO4 + 4 KCN = K2(Zn(CN)4) + K2SO4 + 4 NH3
Br2 + O2 = Br2O5 =>
2 Br2 + 5 O2 = 2 Br2O5
KCIO3(s) = KCI(s) + O2(g) =>
2 KCIO3(s) = 2 KCI(s) + 3 O2(g)
Fe{2+} + Co = Fe + Co{3+} =>
3 Fe{2+} + 2 Co = 3 Fe + 2 Co{3+}
CuSO4 + H2SO4 = CuSO4*SO3 + H2O =>
CuSO4 + H2SO4 = CuSO4*SO3 + H2O
NaClO3(g) = O2(g) + Cl2(g) + Na(s) =>
2 NaClO3(g) = 3 O2(g) + Cl2(g) + 2 Na(s)
NaOH + HClO = NaOCl + H2O =>
NaOH + HClO = NaOCl + H2O
Al + CuO = Al2O3 + Cu =>
2 Al + 3 CuO = Al2O3 + 3 Cu
LaCl3 + KOH = La(OH)3 + KCl =>
LaCl3 + 3 KOH = La(OH)3 + 3 KCl
Br + F = BrF =>
Br + F = BrF
HCN + NO2 = C2N2 + NO + H2O =>
2 HCN + NO2 = C2N2 + NO + H2O
K2S + HNO3 = KNO3 + S + NO + H2O =>
3 K2S + 8 HNO3 = 6 KNO3 + 3 S + 2 NO + 4 H2O
Al(NO3)3 + CaBr2 = AlBr3 + Ca(NO3)2 =>
2 Al(NO3)3 + 3 CaBr2 = 2 AlBr3 + 3 Ca(NO3)2
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
NH4Cl + Ca3N2 = CaCl2 + NH3 =>
6 NH4Cl + Ca3N2 = 3 CaCl2 + 8 NH3
Cu(s) + Na2S2O3(aq) = Na + CuS2O3 =>
Cu(s) + Na2S2O3(aq) = 2 Na + CuS2O3
(CH3NH3)Cl + NaOH + C10H11BrO = C11H15NO + HBr + NaCl + H2O =>
(CH3NH3)Cl + NaOH + C10H11BrO = C11H15NO + HBr + NaCl + H2O
HIO = HI + O =>
HIO = HI + O
CaBr + HCl = CaCl + BrH =>
CaBr + HCl = CaCl + BrH
KCN + FeCl3 = K3[Fe(CN)6] + KCl =>
6 KCN + FeCl3 = K3[Fe(CN)6] + 3 KCl
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
Hg2{2+} + Cl{-} = Hg2Cl2 =>
Hg2{2+} + 2 Cl{-} = Hg2Cl2
SiH4 + NaOH = Na4Si + H2O =>
SiH4 + 4 NaOH = Na4Si + 4 H2O
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + KCl =>
FeCl2 + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 KCl
KCN + FeCl3 = K3[Fe(CN)6] + KCl =>
6 KCN + FeCl3 = K3[Fe(CN)6] + 3 KCl
IO{-} + I{-} + H{+} = I2 + H2O =>
IO{-} + I{-} + 2 H{+} = I2 + H2O
Ag + Cu(No3)2 = Ag(No3) + Cu =>
2 Ag + Cu(No3)2 = 2 Ag(No3) + Cu
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
AgNo3 + NaBr = AgBr + NaNo3 =>
AgNo3 + NaBr = AgBr + NaNo3
N2(g) + H2(g) = NH3(g)H =>
N2(g) + 4 H2(g) = 2 NH3(g)H
(CH3(CH2)4CH3) + O2 = CO2 + H2O =>
2(CH3(CH2)4CH3) + 19 O2 = 12 CO2 + 14 H2O
HCN + H2O = HCO2H + NH3 =>
HCN + 2 H2O = HCO2H + NH3
TP{2-} + H{+} = H2TP =>
TP{2-} + 2 H{+} = H2TP
Al + ZnBr = Zn + AlBr =>
Al + ZnBr = Zn + AlBr
MgCl2 + NH4NO3 = Mg(NO3)2 + NH4 + Cl =>
MgCl2 + 2 NH4NO3 = Mg(NO3)2 + 2 NH4 + 2 Cl
FeBr2 + (NH4)2CO3 = FeCO3 + NH4Br =>
FeBr2 + (NH4)2CO3 = FeCO3 + 2 NH4Br
B + Cl = BCl =>
B + Cl = BCl
SiH2Cl2 + NH3 = Si3N4 + NH4Cl + H2 =>
3 SiH2Cl2 + 10 NH3 = Si3N4 + 6 NH4Cl + 6 H2
HgNH2Cl + NH4Cl = [Hg(NH3)2]Cl2 =>
HgNH2Cl + NH4Cl = [Hg(NH3)2]Cl2
AgNO3(aq) + Na2S = Ag2S(s) + NaNO3(aq) =>
2 AgNO3(aq) + Na2S = Ag2S(s) + 2 NaNO3(aq)
Ba + HCl = BaCl2 + H2 =>
Ba + 2 HCl = BaCl2 + H2
VZnBr = VBrZn =>
VZnBr = VBrZn
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Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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