| Équations équilibrées la veille | Équations équilibrées le lendemain |
C2H5Br + C5H11Br + 2 Na = 2 NaBr + C7H16
Cu + O = Cu2O =>
2 Cu + O = Cu2O
C2HCl3 + HF = CF3CH2Cl + HCl =>
C2HCl3 + 3 HF = CF3CH2Cl + 2 HCl
AgNO3 + NaCN = Ag(CN) + NaNO3 =>
AgNO3 + NaCN = Ag(CN) + NaNO3
K + NaOH = KOH + Na =>
K + NaOH = KOH + Na
NiS + HNO3 = Ni(NO3)2 + S + NO2 + H2O =>
NiS + 4 HNO3 = Ni(NO3)2 + S + 2 NO2 + 2 H2O
AgNO3 = Ag + NO3 =>
AgNO3 = Ag + NO3
K + NaOH = KOH + Na =>
K + NaOH = KOH + Na
Cu + O = CuO2 =>
Cu + 2 O = CuO2
Cr2O3(s) + Al(l) = Al2O3(s) + Cr(s) =>
Cr2O3(s) + 2 Al(l) = Al2O3(s) + 2 Cr(s)
H2O2 + N2 = N2H4 + NO =>
2 H2O2 + 3 N2 = N2H4 + 4 NO
CH4(g) + O2(g) = CO2(g) + H2O(l) =>
CH4(g) + 2 O2(g) = CO2(g) + 2 H2O(l)
Pb(No3)2 + AgCl = PbCl2 + AgNo3 =>
Pb(No3)2 + 2 AgCl = PbCl2 + 2 AgNo3
C350H802 + O2 = CO2 + H2O =>
2 C350H802 + 1101 O2 = 700 CO2 + 802 H2O
SiBr4 + NH3 = Si(NH2)4 + HBr =>
SiBr4 + 4 NH3 = Si(NH2)4 + 4 HBr
MnCl2 + PbO2 + KCl + HCl = KMnO4 + PbCl2 + H2O =>
2 MnCl2 + 5 PbO2 + 2 KCl + 4 HCl = 2 KMnO4 + 5 PbCl2 + 2 H2O
AgNO3 = Ag + NO2 + O2 =>
2 AgNO3 = 2 Ag + 2 NO2 + O2
AsCl3(s) + H2O = HCl(ac) + As(OH)3(aq) =>
AsCl3(s) + 3 H2O = 3 HCl(ac) + As(OH)3(aq)
C14H20 + O2 = CO2 + H2O =>
C14H20 + 19 O2 = 14 CO2 + 10 H2O
ZnO + HCl = H2O + ZnCl2 =>
ZnO + 2 HCl = H2O + ZnCl2
N2O3 + KMnO4 + H2SO4 = HNO3 + K2SO4 + MnSO4 + H2O =>
5 N2O3 + 4 KMnO4 + 6 H2SO4 = 10 HNO3 + 2 K2SO4 + 4 MnSO4 + H2O
Cr2O3(s) + Al(l) = Cr(l) + Al2O3(s) =>
Cr2O3(s) + 2 Al(l) = 2 Cr(l) + Al2O3(s)
Na2SO3 + HBr = NaBr + H2SO3 =>
Na2SO3 + 2 HBr = 2 NaBr + H2SO3
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O =>
Cu(OH)2 + NH4OH = Cu(NH3)(OH)2 + H2O
C6H8O7 + CaCO3 = Ca3(C6H5O7)2 + H2O + CO2 =>
2 C6H8O7 + 3 CaCO3 = Ca3(C6H5O7)2 + 3 H2O + 3 CO2
C4H9Cl + H = C4H9 + HCl =>
C4H9Cl + H = C4H9 + HCl
FeCl3 + Ag(SCN) = AgCl + Fe(SCN)3 =>
FeCl3 + 3 Ag(SCN) = 3 AgCl + Fe(SCN)3
Cr2O2 + KClO3 + KOH = K2CrO4 + KCl + H2O =>
3 Cr2O2 + 4 KClO3 + 12 KOH = 6 K2CrO4 + 4 KCl + 6 H2O
H2SO4 + BO3H3 = B2S3O12 + H2O =>
3 H2SO4 + 2 BO3H3 = B2S3O12 + 6 H2O
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
C3H(CH2)2OH(l) + O2(g) = CO2(g) + H2O(l) =>
C3H(CH2)2OH(l) + 6 O2(g) = 5 CO2(g) + 3 H2O(l)
AgNO3 = Ag2O + NO2 + O2 =>
4 AgNO3 = 2 Ag2O + 4 NO2 + O2
KOH + CuO = Cu(OH)2 + K2O =>
2 KOH + CuO = Cu(OH)2 + K2O
Cu(OH)2 + NH4OH = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4 + 4 H2O + 2 OH
Zn + HCl = ZnCl2 + H2 = =>
Zn + 2 HCl = ZnCl2 + H2
C12H26 + O2(g) = CO2(g) + H2O =>
2 C12H26 + 37 O2(g) = 24 CO2(g) + 26 H2O
Cr2O3(s) + Al(l) = Cr(l) + Al2O3 =>
Cr2O3(s) + 2 Al(l) = 2 Cr(l) + Al2O3
Al(NO3)2 = AlO + NO2 + O2 =>
2 Al(NO3)2 = 2 AlO + 4 NO2 + O2
AgNO3 + K3PO3 = Ag3PO3 + KNO3 =>
3 AgNO3 + K3PO3 = Ag3PO3 + 3 KNO3
PbS + HNO3 = Pb(NO3)4 + H2O + NO + S =>
3 PbS + 16 HNO3 = 3 Pb(NO3)4 + 8 H2O + 4 NO + 3 S
Cl2 + O3 = ClO = O2 =>
3 Cl2 + 2 O3 = 6 ClO
CrO2{-} + H2O2 + OH{-} = CrO4{-2} + H2O =>
2 CrO2{-} + 3 H2O2 + 2 OH{-} = 2 CrO4{-2} + 4 H2O
PbS + HNO3 = Pb(NO3)4 + H2O + NO + S =>
3 PbS + 16 HNO3 = 3 Pb(NO3)4 + 8 H2O + 4 NO + 3 S
MnSO4 + Na2S2O3 + H2O = MnS2 + NaOH + SO2 =>
MnSO4 + 3 Na2S2O3 + 3 H2O = MnS2 + 6 NaOH + 5 SO2
Ca(H2PO4)2*4H2O + K2CO3*H2O = KH2PO4 + CaCO3 + H2O =>
Ca(H2PO4)2*4H2O + K2CO3*H2O = 2 KH2PO4 + CaCO3 + 5 H2O
NaHCO3 + C6H5OH = C6H5ONa + H2O + CO2 =>
NaHCO3 + C6H5OH = C6H5ONa + H2O + CO2
Na2B4O7H2O = Na2O + B2O3 + H2O =>
Na2B4O7H2O = Na2O + 2 B2O3 + H2O
Zr + H2 = ZrH2 =>
Zr + H2 = ZrH2
CuO + KHSO4 = CuSO4 + K2SO4 + H2O =>
CuO + 2 KHSO4 = CuSO4 + K2SO4 + H2O
Na2CO3 + HI = NaHCO3 + NaI =>
Na2CO3 + HI = NaHCO3 + NaI
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Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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