| Équations équilibrées la veille | Équations équilibrées le lendemain |
Co(NO3)2(aq) + 2 KI(aq) = CoI2(s) + 2 KNO3(aq)
Sr(NO2)2 + HCl = SrCl2 + HNO2 =>
Sr(NO2)2 + 2 HCl = SrCl2 + 2 HNO2
NiI3 = Ni + I =>
NiI3 = Ni + 3 I
NaClO3 + P = P2O5 + NaCl =>
5 NaClO3 + 6 P = 3 P2O5 + 5 NaCl
NaHCO3(s) + H2SO4(l) = Na2SO4(aq) + H2O(l) + CO2(g) =>
2 NaHCO3(s) + H2SO4(l) = Na2SO4(aq) + 2 H2O(l) + 2 CO2(g)
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
Mg(NO3)2 + CaCI2 = Ca(NO3)2 + MgCI2 =>
Mg(NO3)2 + CaCI2 = Ca(NO3)2 + MgCI2
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
C2H2 + K2Cr2O7 + H2SO4 = C2H2O4 + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H2 + 4 K2Cr2O7 + 16 H2SO4 = 3 C2H2O4 + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
HCl + Cr2O3 = CrCl3 + H2O =>
6 HCl + Cr2O3 = 2 CrCl3 + 3 H2O
C4N4S2 + K2MnO4 + H2O = CO2 + KNO3 + K2SO4 + MnO2 + KOH =>
C4N4S2 + 24 K2MnO4 + 20 H2O = 4 CO2 + 4 KNO3 + 2 K2SO4 + 24 MnO2 + 40 KOH
Fe + K3[Fe(CN)6] = Fe3[Fe(CN)6] + K =>
3 Fe + K3[Fe(CN)6] = Fe3[Fe(CN)6] + 3 K
Pb(s) + Cu(NO3)2 = Cu(s) + Pb(NO3)2 =>
Pb(s) + Cu(NO3)2 = Cu(s) + Pb(NO3)2
ZnCO3(s) + HBr(aq) = ZnBr2(aq) + H2O(l) + CO2(g) =>
ZnCO3(s) + 2 HBr(aq) = ZnBr2(aq) + H2O(l) + CO2(g)
NH4Fe(SO4)2 + BaCl2 = BaSO4 + FeCl3 + NH4Cl =>
NH4Fe(SO4)2 + 2 BaCl2 = 2 BaSO4 + FeCl3 + NH4Cl
CaO + H2Se = CaSe + H2O =>
CaO + H2Se = CaSe + H2O
Ca + PbCl2 = CaCl + Pb =>
2 Ca + PbCl2 = 2 CaCl + Pb
C2H2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
3 C2H2 + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 C2H4O2 + H2O
CaSO4 + HNo3 = Ca(No3)2 + H2SO4 =>
CaSO4 + 2 HNo3 = Ca(No3)2 + H2SO4
(NH4)2S + LiOH = Li2S + NH3 + H2O =>
(NH4)2S + 2 LiOH = Li2S + 2 NH3 + 2 H2O
NH4NO3 + Zn = ZnO + N2 + H2O =>
NH4NO3 + Zn = ZnO + N2 + 2 H2O
Fe + K3[Fe(CN)6] = KFe[Fe(CN)6] + K =>
Fe + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 K
BaCl2 + HClO4 = BaClO4 + HCl2 =>
BaCl2 + HClO4 = BaClO4 + HCl2
Pl(NO3)2 + NaOH = Pl(OH)2 + NaNO3 =>
Pl(NO3)2 + 2 NaOH = Pl(OH)2 + 2 NaNO3
C4H18O + O2 = CO2 + H2O =>
C4H18O + 8 O2 = 4 CO2 + 9 H2O
PCl3 + SO2 = POCl3 + PSCl3 =>
3 PCl3 + SO2 = 2 POCl3 + PSCl3
Cu(NO3)2 + H2O = HNO3 + Cu + O2 =>
2 Cu(NO3)2 + 2 H2O = 4 HNO3 + 2 Cu + O2
Na2O + H2CO3 = Na2CO3 + H2O =>
Na2O + H2CO3 = Na2CO3 + H2O
NH4OH + CH3COOH = CH3COONH4 + HOH =>
NH4OH + CH3COOH = CH3COONH4 + HOH
C7H14(l) + O2(g) = CO2(g) + H2O(l) =>
2 C7H14(l) + 21 O2(g) = 14 CO2(g) + 14 H2O(l)
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
Mg3(PO4)2 + Cd = Cd3(PO4)2 + Mg =>
Mg3(PO4)2 + 3 Cd = Cd3(PO4)2 + 3 Mg
KHCO3 + H2SO4 = K2SO4 + CO2 + H2O =>
2 KHCO3 + H2SO4 = K2SO4 + 2 CO2 + 2 H2O
Pb(s) + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb(s) + Cu(NO3)2 = Pb(NO3)2 + Cu
Ca5(PO4)3F + SiO2 = Ca3(PO4)2 + SiF4 + CaO =>
4 Ca5(PO4)3F + SiO2 = 6 Ca3(PO4)2 + SiF4 + 2 CaO
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
C2H2 + K2Cr2O7 + H2SO4 = HOOCCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H2 + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCCOOH + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
[Ag(NH3)2]Cl + NaCl + H2O = [Na(NH3)2]Cl + Ag + HCl + O =>
2[Ag(NH3)2]Cl + 2 NaCl + H2O = 2[Na(NH3)2]Cl + 2 Ag + 2 HCl + O
Fe + K3[Fe(CN)6] = KFe[Fe(CN)6] + K =>
Fe + K3[Fe(CN)6] = KFe[Fe(CN)6] + 2 K
H2 + (O2) = H2O =>
2 H2 + (O2) = 2 H2O
Na2B4O7*10H2O(borax) + HNO3 = NaNO3 + H3BO3 + H2O =>
Na2B4O7*10H2O(borax) + 2 HNO3 = 2 NaNO3 + 4 H3BO3 + 5 H2O
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
Li2O + H3PO4 = Li3PO4 + H2O =>
3 Li2O + 2 H3PO4 = 2 Li3PO4 + 3 H2O
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(s) =>
Ag(s) + CuSO4(aq) = Cu(s) + AgSO4(s)
Pb(s) + Cu(NO3)2 = Pb(NO3)2 + Cu =>
Pb(s) + Cu(NO3)2 = Pb(NO3)2 + Cu
C2H2 + K2Cr2O7 + H2SO4 = HOOCCOOH + Cr2(SO4)3 + K2SO4 + H2O =>
3 C2H2 + 4 K2Cr2O7 + 16 H2SO4 = 3 HOOCCOOH + 4 Cr2(SO4)3 + 4 K2SO4 + 16 H2O
C2H2 + KMnO4 + H2SO4 = C2OOH2 + MnSO4 + K2SO4 + H2O =>
5 C2H2 + 4 KMnO4 + 6 H2SO4 = 5 C2OOH2 + 4 MnSO4 + 2 K2SO4 + 6 H2O
Cu(OH)2 + NH4OH = Cu(NH3)4 + H2O + OH =>
Cu(OH)2 + 4 NH4OH = Cu(NH3)4 + 4 H2O + 2 OH
LiOH + (NH4)2S = NH4OH + Li2S =>
2 LiOH + (NH4)2S = 2 NH4OH + Li2S
CH3CH2CH2OH + KMnO4 + H2SO4 = CH3CH2COOH + K2SO4 + MnSO4 + H2O =>
5 CH3CH2CH2OH + 4 KMnO4 + 6 H2SO4 = 5 CH3CH2COOH + 2 K2SO4 + 4 MnSO4 + 11 H2O
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Équations équilibrées sur12/25/23
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