| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 Pb(s) + 8 HNO3 = 3 Pb(NO3)2 + 2 NO + 4 H2O
CoCl2 + NH4SCN = Co(SCN)2 + NH4Cl =>
CoCl2 + 2 NH4SCN = Co(SCN)2 + 2 NH4Cl
CaCl2(s) = Ca2(aq) + Cl(aq) =>
2 CaCl2(s) = Ca2(aq) + 4 Cl(aq)
C6H14O + O2 = CO + H2O =>
C6H14O + 6 O2 = 6 CO + 7 H2O
AgNO3 + PO4{3-} = Ag3PO4 + NO3{-] =>
3 AgNO3 + PO4{3-} = Ag3PO4 + 3 NO3{-]
Cu(NO3)2 + H2O = CuO2 + H2NO3 =>
Cu(NO3)2 + 2 H2O = CuO2 + 2 H2NO3
Ni(NO3)2 + LiOH = Ni(OH)2 + LiNO3 =>
Ni(NO3)2 + 2 LiOH = Ni(OH)2 + 2 LiNO3
Ca{2+} + CO3{2-} = CaCO3 =>
Ca{2+} + CO3{2-} = CaCO3
HCl + PBO2 = Cl2 + PBCl2 + H2O =>
4 HCl + PBO2 = Cl2 + PBCl2 + 2 H2O
HCl + KI = KHCl + I2 =>
2 HCl + 2 KI = 2 KHCl + I2
Zn(CH3COO)2 + NaOH = ZnO + CH3COONa + H2O =>
Zn(CH3COO)2 + 2 NaOH = ZnO + 2 CH3COONa + H2O
H3P + Ca = Ca3P2 + H2 =>
2 H3P + 3 Ca = Ca3P2 + 3 H2
HBr + K2CO3 = H2CO3 + KBr =>
2 HBr + K2CO3 = H2CO3 + 2 KBr
(NH4)2SO4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + N2 + K2SO4 + H2O =>
(NH4)2SO4 + K2Cr2O7 + 3 H2SO4 = Cr2(SO4)3 + N2 + K2SO4 + 7 H2O
ZnO + NaOH + H2O = Na2(Zn(OH)4) =>
ZnO + 2 NaOH + H2O = Na2(Zn(OH)4)
Bi2O3 + Zn = ZnO + Bi =>
Bi2O3 + 3 Zn = 3 ZnO + 2 Bi
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4 =>
(NH4)2CrO4 + Pb(NO3)2 = (NH4)2(NO3)2 + PbCrO4
C4H8(g) + O2(g) = CO2(g) + H2O(l) =>
C4H8(g) + 6 O2(g) = 4 CO2(g) + 4 H2O(l)
HF + H2O = H3O + F =>
HF + H2O = H3O + F
BF3 + NaH = B2H6 + NaF =>
2 BF3 + 6 NaH = B2H6 + 6 NaF
CH3COOH + Pb = Pb(CH3COOH)2 =>
2 CH3COOH + Pb = Pb(CH3COOH)2
Al(NO3)3 + NH3 = AlNH3 + NO3 =>
Al(NO3)3 + NH3 = AlNH3 + 3 NO3
Fe2 + HNO3 = Fe(NO3)3 + H2 =>
Fe2 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2
C7H5N3O6 + O2 = CO2 + H2O + N2 =>
4 C7H5N3O6 + 21 O2 = 28 CO2 + 10 H2O + 6 N2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
MnCO3 + H2O = Mn(OH)2 + CO2 =>
MnCO3 + H2O = Mn(OH)2 + CO2
K2Cr2O7 + SnCl2 + H2SO4 = Cr2(SO4)3 + K2SO4 + Sn2SO4 + Cl2 + H2O =>
K2Cr2O7 + 6 SnCl2 + 7 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 Sn2SO4 + 6 Cl2 + 7 H2O
MnO2 + CO = Mn2O3 + CO2 =>
2 MnO2 + CO = Mn2O3 + CO2
CuSO4 + HCl = CuCl2 + SO2 + O2 + H2O =>
2 CuSO4 + 4 HCl = 2 CuCl2 + 2 SO2 + O2 + 2 H2O
Sr + H(NO3) = Sr(NO3)2 + H2 =>
Sr + 2 H(NO3) = Sr(NO3)2 + H2
HAc + CaCO3 = Ca(Ac)2 + CO2 + H2O =>
2 HAc + CaCO3 = Ca(Ac)2 + CO2 + H2O
ClO{-} + H2O = Cl{-} + OH =>
ClO{-} + H2O = Cl{-} + 2 OH
I + NH4F = NH4I + F =>
I + NH4F = NH4I + F
ZnSO4 = Zn + SO2 + O2 =>
ZnSO4 = Zn + SO2 + O2
Sr + CO3 = SrCO3 =>
Sr + CO3 = SrCO3
H2SO4(aq) + TiO2(s) = H2O2(l) + TiSO4(aq) =>
H2SO4(aq) + TiO2(s) = H2O2(l) + TiSO4(aq)
Al2O3 + Na = Na2O + Al =>
Al2O3 + 6 Na = 3 Na2O + 2 Al
KMnO4 + KNO2 + CH3COOH = KNO3 + (CH3COO)2Mn + CH3COOK + H2O =>
2 KMnO4 + 5 KNO2 + 6 CH3COOH = 5 KNO3 + 2(CH3COO)2Mn + 2 CH3COOK + 3 H2O
CoCl2 + NH4Cl + NH3 + H2O2 = [Co(NH3)5Cl]Cl2 + H2O =>
2 CoCl2 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5Cl]Cl2 + 2 H2O
Li + H2O = LiOH + H2 =>
2 Li + 2 H2O = 2 LiOH + H2
K + H2O = KOH + H2 =>
2 K + 2 H2O = 2 KOH + H2
C3H5N3O9 = CO2 + N2 + NO + H2O =>
4 C3H5N3O9 = 12 CO2 + 5 N2 + 2 NO + 10 H2O
KMnO4 + H2SO4 = Mn2O7 + H2O + KHSO4 =>
2 KMnO4 + 2 H2SO4 = Mn2O7 + H2O + 2 KHSO4
C5H2O3 + O2 = CO2 + H2O =>
C5H2O3 + 4 O2 = 5 CO2 + H2O
K2O + H3PO4 = K3PO4 + H2O =>
3 K2O + 2 H3PO4 = 2 K3PO4 + 3 H2O
CaCO3 + C6H8O6 = C12H14O12Ca + H2O + CO2 =>
CaCO3 + 2 C6H8O6 = C12H14O12Ca + H2O + CO2
PbO2(s) = PbO(s) + O2(g) =>
2 PbO2(s) = 2 PbO(s) + O2(g)
C6H6 + Cl2 = C6H5Cl + HCl =>
C6H6 + Cl2 = C6H5Cl + HCl
Ba + HNO3 = Ba(NO3)2 + H2 =>
Ba + 2 HNO3 = Ba(NO3)2 + H2
Br2(aq) + NaI(aq) = NaBr(aq) + I2 =>
Br2(aq) + 2 NaI(aq) = 2 NaBr(aq) + I2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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