| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2O + FeCl2 = 2 NaCl + FeO
BaO2 + H2SO4 + KMnO4 = BaSO4 + MnO4 + K2SO4 + H2O =>
BaO2 + 2 H2SO4 + 2 KMnO4 = BaSO4 + 2 MnO4 + K2SO4 + 2 H2O
HNO3 + C20H14O4 = HO4 + NO3C20 + H14 =>
HNO3 + C20H14O4 = HO4 + NO3C20 + H14
Al(C8H17)3 + O + H2O = HOC8H17 + Al(OH)3 =>
Al(C8H17)3 + 3 O + 3 H2O = 3 HOC8H17 + Al(OH)3
CaC2(s) + H2O(l) = C2H4(g) + CaO2(s) =>
CaC2(s) + 2 H2O(l) = C2H4(g) + CaO2(s)
Na3P + H2SO4 + KMnO4 = MnSO4 + Na3PO4 + K2SO4 + H2O =>
5 Na3P + 12 H2SO4 + 8 KMnO4 = 8 MnSO4 + 5 Na3PO4 + 4 K2SO4 + 12 H2O
CaH2(S) + H2O(l) = Ca(OH)2(S) + H2(g) =>
CaH2(S) + 2 H2O(l) = Ca(OH)2(S) + 2 H2(g)
AlBr3 + K2SO3 + H2O = Al2(SO4)3 + KBr + H2 =>
2 AlBr3 + 3 K2SO3 + 3 H2O = Al2(SO4)3 + 6 KBr + 3 H2
Pb(NO3)2(aq) + K2(Cr2O7)(aq) = PbCr2O7(s) + KNO3(aq) =>
Pb(NO3)2(aq) + K2(Cr2O7)(aq) = PbCr2O7(s) + 2 KNO3(aq)
CaC2(s) + H2O(l) = C2H4(g) + CaO2(s) =>
CaC2(s) + 2 H2O(l) = C2H4(g) + CaO2(s)
NO2 + HI = HNO2 + I =>
NO2 + HI = HNO2 + I
Sb2S3 + KOH = K3SbS3 + K3SbO3 + H2O =>
Sb2S3 + 6 KOH = K3SbS3 + K3SbO3 + 3 H2O
B + O = BO3 =>
B + 3 O = BO3
KCl + Na3PO4 = KPO4 + Na3Cl =>
KCl + Na3PO4 = KPO4 + Na3Cl
PbS + Cl2 + H2O = PbO2 + SO2 + HCl =>
PbS + 4 Cl2 + 4 H2O = PbO2 + SO2 + 8 HCl
MgBr + Cu(SO4) = Mg(SO4) + CuBr =>
MgBr + Cu(SO4) = Mg(SO4) + CuBr
H2O + SiO2 = Si(OH)4 =>
2 H2O + SiO2 = Si(OH)4
SO2 + KMnO4 + KOH = K2SO4 + H2O + MnO2 =>
3 SO2 + 2 KMnO4 + 4 KOH = 3 K2SO4 + 2 H2O + 2 MnO2
Ag + Zn3(PO4) = Ag(PO4) + Zn =>
Ag + Zn3(PO4) = Ag(PO4) + 3 Zn
CH3COCl + CH3CH2ONa = CH3COOCH2CH3 + NaCl =>
CH3COCl + CH3CH2ONa = CH3COOCH2CH3 + NaCl
RaCl2 = Ra + Cl =>
RaCl2 = Ra + 2 Cl
FeCO3 + HCl = CO2 + FeCl2 + H2O =>
FeCO3 + 2 HCl = CO2 + FeCl2 + H2O
Pb{2+} + AsO3{3-} + H2O2 = Pb3(AsO4)2 + H2O =>
3 Pb{2+} + 2 AsO3{3-} + 2 H2O2 = Pb3(AsO4)2 + 2 H2O
HCOOH + KOH = KCOOH + H2O =>
HCOOH + KOH = KCOOH + H2O
Li2SO3 + HCl = LiCl + H2SO3 =>
Li2SO3 + 2 HCl = 2 LiCl + H2SO3
K2Cr2O7 + NaCl + H2SO4 = Cl2 + H2O + K2SO4 + Na2(SO4)3 + Cr2(SO4)3 =>
K2Cr2O7 + 2 NaCl + 7 H2SO4 = Cl2 + 7 H2O + K2SO4 + Na2(SO4)3 + Cr2(SO4)3
Cu + Ca(No3)2 = Ca + Cu(No3)2 =>
Cu + Ca(No3)2 = Ca + Cu(No3)2
Cu + C6H12O6 = Cu2O + C6H12O5 =>
2 Cu + C6H12O6 = Cu2O + C6H12O5
Al + (OH)3 + H2SO4 = Al2(SO4)3 + H2O =>
2 Al + 2(OH)3 + 3 H2SO4 = Al2(SO4)3 + 6 H2O
H2SO3 + Sr(OH)2 = H2O + Sr2(SO3)2 =>
2 H2SO3 + 2 Sr(OH)2 = 4 H2O + Sr2(SO3)2
Al + C4H8O2 = Al{3+} + H2 + C4H7O2{-} =>
2 Al + 6 C4H8O2 = 2 Al{3+} + 3 H2 + 6 C4H7O2{-}
Hg2I2 + O2 = Hg2O + I2 =>
2 Hg2I2 + O2 = 2 Hg2O + 2 I2
Fe(OH)3 + Cl2 + KOH = KClO3 + FeCl3 + H2O =>
5 Fe(OH)3 + 9 Cl2 + 3 KOH = 3 KClO3 + 5 FeCl3 + 9 H2O
HeK = KHe =>
HeK = KHe
CO(NO3)2 + H2 = COO + NO2 + H2O =>
CO(NO3)2 + H2 = COO + 2 NO2 + H2O
EuSO4 + KOH + Cl2 = Eu(OH)3 + K2SO4 + EuCl =>
6 EuSO4 + 12 KOH + Cl2 = 4 Eu(OH)3 + 6 K2SO4 + 2 EuCl
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Cu2S + H2SO4 = Cu0 + SO2 + H2O =>
Cu2S + 2 H2SO4 = 2 Cu0 + 3 SO2 + 2 H2O
Hg2Cl2 + NH3 = Hg + HgNH2Cl + NH4Cl =>
Hg2Cl2 + 2 NH3 = Hg + HgNH2Cl + NH4Cl
CaSO3 + HBr = CaBr + SO3 + H2 =>
2 CaSO3 + 2 HBr = 2 CaBr + 2 SO3 + H2
C5H24 + O2 = CO2 + H2O =>
C5H24 + 11 O2 = 5 CO2 + 12 H2O
Cu2S + H2SO4 = Cu0 + SO2 + H2O =>
Cu2S + 2 H2SO4 = 2 Cu0 + 3 SO2 + 2 H2O
Ce2(SO3)4 + C + KOH = Ce(OH)3 + S + K2CO3 + H2O =>
2 Ce2(SO3)4 + 9 C + 18 KOH = 4 Ce(OH)3 + 8 S + 9 K2CO3 + 3 H2O
Zn(s) + HNO3(aq) = Zn(NO3)2(aq) + H2O(l) + NH4NO3(g) =>
4 Zn(s) + 10 HNO3(aq) = 4 Zn(NO3)2(aq) + 3 H2O(l) + NH4NO3(g)
Na2Co3 + Cr(No3) = NaNo3 + Cr2(Co)3 =>
Na2Co3 + 2 Cr(No3) = 2 NaNo3 + Cr2(Co)3
H{+} + Fe{2+} + IO3{-} = Fe{3+} + I2 + H2O =>
12 H{+} + 10 Fe{2+} + 2 IO3{-} = 10 Fe{3+} + I2 + 6 H2O
P + Cl2 = PCl3 =>
2 P + 3 Cl2 = 2 PCl3
CaSO3 + HBr = CaBr + SO3 + H2 =>
2 CaSO3 + 2 HBr = 2 CaBr + 2 SO3 + H2
Na2CO3 + AgNO3 = NaNO3 + Ag2CO3 =>
Na2CO3 + 2 AgNO3 = 2 NaNO3 + Ag2CO3
Ce2(SO3)4 + C + KOH = Ce(OH)3 + S + K2CO3 + H2O =>
2 Ce2(SO3)4 + 9 C + 18 KOH = 4 Ce(OH)3 + 8 S + 9 K2CO3 + 3 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur02/23/24
Équations équilibrées sur03/24/23
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