| Équations équilibrées la veille | Équations équilibrées le lendemain |
Mg2 + 2 O2(g) = 2 MgO2(g)
KMnO4 + NO + H2SO4 = MnSO4 + NO2 + K2SO4 + H2O =>
2 KMnO4 + 5 NO + 3 H2SO4 = 2 MnSO4 + 5 NO2 + K2SO4 + 3 H2O
ZnS + NH4OH = [Zn(NH3)4]S + H2O =>
ZnS + 4 NH4OH = [Zn(NH3)4]S + 4 H2O
C9H20NO2 = C + H2 + NO2 =>
C9H20NO2 = 9 C + 10 H2 + NO2
MgSO4 + K2CO3 = K2SO4 + MgCO3 =>
MgSO4 + K2CO3 = K2SO4 + MgCO3
Pb*(NO3)2 = PbO + NO + O2 =>
2 Pb*(NO3)2 = 2 PbO + 4 NO + 3 O2
KMnO4 + H2SO4 + C6H10 = K2SO4 + C6H10O4 + MnSO4 + H2O =>
8 KMnO4 + 12 H2SO4 + 5 C6H10 = 4 K2SO4 + 5 C6H10O4 + 8 MnSO4 + 12 H2O
K3[Fe(CN)6] + KI + HCl = KCl + I2 + H4[Fe(CN)6] =>
2 K3[Fe(CN)6] + 2 KI + 8 HCl = 8 KCl + I2 + 2 H4[Fe(CN)6]
ClH + Fe = Cl3Fe + H2 =>
6 ClH + 2 Fe = 2 Cl3Fe + 3 H2
Ba(NO3)2 + Al(NO3)2(H2O)9 + Ce(NO3)3(H2O)6 = BaCeAl8O13 + NO3 + H2 + O2 =>
2 Ba(NO3)2 + 16 Al(NO3)2(H2O)9 + 2 Ce(NO3)3(H2O)6 = 2 BaCeAl8O13 + 42 NO3 + 156 H2 + 65 O2
H2O + Mn{2+} + ClO3{-} = MnO2 + Cl{-} + H{+} =>
3 H2O + 3 Mn{2+} + ClO3{-} = 3 MnO2 + Cl{-} + 6 H{+}
Ag(NO3)2 + NaOH = AgOH + Na(NO3)2 =>
Ag(NO3)2 + NaOH = AgOH + Na(NO3)2
BaCl2 + H2SO4 = BaH2SO4 + Cl2 =>
BaCl2 + H2SO4 = BaH2SO4 + Cl2
HNO3 + Ag = AgNO3 + NO2 + H2O =>
2 HNO3 + Ag = AgNO3 + NO2 + H2O
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
NaCO3 + K2Cr2O7 = KCO3 + Na2Cr2O7 =>
2 NaCO3 + K2Cr2O7 = 2 KCO3 + Na2Cr2O7
H + Fe{2+}(aq) + Cr2O7{2-}(aq) = Fe{3+}(aq) + Cr{3-}(aq) + H2O =>
14 H + 4 Fe{2+}(aq) + Cr2O7{2-}(aq) = 4 Fe{3+}(aq) + 2 Cr{3-}(aq) + 7 H2O
KSO + LiOH = KOH + LiSO =>
KSO + LiOH = KOH + LiSO
CuO + NaBH4 = Na2O + Cu + B2O3 + H2 =>
4 CuO + 2 NaBH4 = Na2O + 4 Cu + B2O3 + 4 H2
BaSO4*7H2O + CaCl2 = BaCl2 + CaSO4 + H2O =>
BaSO4*7H2O + CaCl2 = BaCl2 + CaSO4 + 7 H2O
Fe + K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + K =>
3 Fe + 2 K3[Fe(Cn)6] = Fe3[Fe(Cn)6]2 + 6 K
KOH + Cu(SO4)2 = K(SO4)2 + CuOH =>
KOH + Cu(SO4)2 = K(SO4)2 + CuOH
Ca + SiO3 = Ca(SiO3)2 =>
Ca + 2 SiO3 = Ca(SiO3)2
Al + Cu3(PO4)2 = Al(PO4) + Cu =>
2 Al + Cu3(PO4)2 = 2 Al(PO4) + 3 Cu
Cu2O + H2SO4 = CuSO4 + SO2 + H2O =>
Cu2O + 3 H2SO4 = 2 CuSO4 + SO2 + 3 H2O
HO = O + H =>
HO = O + H
N2O5 + H2O = H2O5 + NO =>
4 N2O5 + 3 H2O = 3 H2O5 + 8 NO
H3CCHO + H2 = H3CCH2OH =>
H3CCHO + H2 = H3CCH2OH
C19H17N5O7S3 + H2O = CH4 + NH3 + CO2 + H2S =>
4 C19H17N5O7S3 + 66 H2O = 29 CH4 + 20 NH3 + 47 CO2 + 12 H2S
NH3(NO3) = O2 + N2 + H2O =>
4 NH3(NO3) = 3 O2 + 4 N2 + 6 H2O
Cu(CO3)2 + NaI = CuI + NaCO3 + I =>
Cu(CO3)2 + 2 NaI = CuI + 2 NaCO3 + I
[Cu(NH3)2](OH)2 = CuO + NH3 + H2O =>
[Cu(NH3)2](OH)2 = CuO + 2 NH3 + H2O
N2O3 + O3 = NO2 =>
3 N2O3 + O3 = 6 NO2
Mg(NO3)2 + NaI = MgI2 + NaNO3 =>
Mg(NO3)2 + 2 NaI = MgI2 + 2 NaNO3
C8H18O + KMnO4 + H2SO4 = C8H15O + MnSO4 + K2SO4 + H2O =>
10 C8H18O + 6 KMnO4 + 9 H2SO4 = 10 C8H15O + 6 MnSO4 + 3 K2SO4 + 24 H2O
KF + Na2S = K2S + NaF =>
2 KF + Na2S = K2S + 2 NaF
Zn(C2H3O2)2(ag) + Na3PO4(ag) = NaC2H3O2(ag) + Zn3(PO4)2(s) =>
3 Zn(C2H3O2)2(ag) + 2 Na3PO4(ag) = 6 NaC2H3O2(ag) + Zn3(PO4)2(s)
FeCl3 + Na2Co3 + H2O = Fe + (OH)3 + NaHCo3 + NaCl =>
FeCl3 + 3 Na2Co3 + 3 H2O = Fe + (OH)3 + 3 NaHCo3 + 3 NaCl
B(NO3)3 + K2SO4 = B2(SO4)3 + KNO3 =>
2 B(NO3)3 + 3 K2SO4 = B2(SO4)3 + 6 KNO3
Pb12O19 + H = Pb12O17 + H2O =>
Pb12O19 + 4 H = Pb12O17 + 2 H2O
C2H2 = C6H6 = C6H5Br = C6H5OH =>
3 C2H2 = C6H6
Fe + H2O = Fe{2+} + (OH){-} + H =>
Fe + 2 H2O = Fe{2+} + 2(OH){-} + 2 H
CuSO4(ac) + NaOH(ac) = Cu(OH)2 + Na2(SO4) =>
CuSO4(ac) + 2 NaOH(ac) = Cu(OH)2 + Na2(SO4)
SrCl2 + Na2CO3 = Sr(CO3) + NaCl =>
SrCl2 + Na2CO3 = Sr(CO3) + 2 NaCl
HC2H3O2(aq) + LiOH(aq) = HOH(l) + LiC2H3O2 =>
HC2H3O2(aq) + LiOH(aq) = HOH(l) + LiC2H3O2
H2SO4 + HI = HS2 + I + H2O =>
2 H2SO4 + 13 HI = HS2 + 13 I + 8 H2O
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2 =>
C6H5COOH + SOCl2 = C6H5COCl + HCl + SO2
(NH4)2CO3 + CrBr3 = NH4Br + Cr2(CO3)3 =>
3(NH4)2CO3 + 2 CrBr3 = 6 NH4Br + Cr2(CO3)3
CuSO4 + Na2S2O5 = Cu + Na2SO4 + SO2 =>
CuSO4 + 2 Na2S2O5 = Cu + 2 Na2SO4 + 3 SO2
Mn(OH)2 + HNO3 = Mn(NO3)2 + H2O =>
Mn(OH)2 + 2 HNO3 = Mn(NO3)2 + 2 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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