| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbO2 = Pb + 2 O
BiCl3 + H2S = H2Cl3 + BiS =>
BiCl3 + H2S = H2Cl3 + BiS
Ca(OH)2 + (NH4)2SO4 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + (NH4)2SO4 = CaSO4 + 2 NH3 + 2 H2O
Na3PO4(aq) + Ba(NO3)2 = Ba3(PO4)2 + NaNO3 =>
2 Na3PO4(aq) + 3 Ba(NO3)2 = Ba3(PO4)2 + 6 NaNO3
Na2CO3 + CaCl2 = CaCl2Na2CO3 =>
Na2CO3 + CaCl2 = CaCl2Na2CO3
Na2CO3 + AlI3 = NaI + Al2(CO3)3 =>
3 Na2CO3 + 2 AlI3 = 6 NaI + Al2(CO3)3
Fe + OH = Fe(OH)2 =>
Fe + 2 OH = Fe(OH)2
Pb(NO3)2 + KI = PbI2 + KNO3 =>
Pb(NO3)2 + 2 KI = PbI2 + 2 KNO3
S + OH{-} = S2{-} + S2O32{-} + H2O =>
128 S + 64 OH{-} = 63 S2{-} + S2O32{-} + 32 H2O
NaCl + NaClO3 + H2O = NaOH + Cl2 =>
5 NaCl + NaClO3 + 3 H2O = 6 NaOH + 3 Cl2
KMnO4 + HCl = K2O4 + MnCl2 + Cl2 + H2O =>
2 KMnO4 + 8 HCl = K2O4 + 2 MnCl2 + 2 Cl2 + 4 H2O
Pb(CH3COO)2 + HCl = PbCl2 + CH3COOH =>
Pb(CH3COO)2 + 2 HCl = PbCl2 + 2 CH3COOH
Fe2(SO4)3 + (NH4)2CO3 = Fe2(CO3)3 + (NH4)2(SO4) =>
Fe2(SO4)3 + 3(NH4)2CO3 = Fe2(CO3)3 + 3(NH4)2(SO4)
Al2O3 + Mg = MgO + Al =>
Al2O3 + 3 Mg = 3 MgO + 2 Al
K2Cr2O7 = Cr2O3 + K2O + O2 =>
2 K2Cr2O7 = 2 Cr2O3 + 2 K2O + 3 O2
NaNO3 + Zn + NaOH + H2O = NaZnO2 + NH3 =>
3 NaNO3 + 8 Zn + 5 NaOH + 2 H2O = 8 NaZnO2 + 3 NH3
Ae + CuCe2 = AeCe + Cu =>
2 Ae + CuCe2 = 2 AeCe + Cu
NaI + MnO2 + H2SO4 = Na2SO4 + MnSO4 + H2O + I2 =>
2 NaI + MnO2 + 2 H2SO4 = Na2SO4 + MnSO4 + 2 H2O + I2
HNO3 + C6H12 = CO2 + NO + H2O =>
12 HNO3 + C6H12 = 6 CO2 + 12 NO + 12 H2O
Fe(OH)3 + HNo3 = Fe(No3)3 + H2O =>
Fe(OH)3 + 3 HNo3 = Fe(No3)3 + 3 H2O
KI + H2O2 = KOH + I2 =>
2 KI + H2O2 = 2 KOH + I2
Cu + Pb(NO3)2 = CuNO3 + Pb =>
2 Cu + Pb(NO3)2 = 2 CuNO3 + Pb
SiCl4 + H2O = SiO2 + HCl =>
SiCl4 + 2 H2O = SiO2 + 4 HCl
H{+} + Hg + MnO3 + CN{-} = Hg(CN)2 + Mn(CN)6{4-} + H2O =>
6 H{+} + 2 Hg + MnO3 + 10 CN{-} = 2 Hg(CN)2 + Mn(CN)6{4-} + 3 H2O
Al + KOH + H2O = KAlO2 + H2 =>
2 Al + 2 KOH + 2 H2O = 2 KAlO2 + 3 H2
PbO2 = PbO + O2 =>
2 PbO2 = 2 PbO + O2
Mg(s) + ZnCl2(aq) = MgCl2(aq) + Zn(s) =>
Mg(s) + ZnCl2(aq) = MgCl2(aq) + Zn(s)
CuH10 + O2 = CuO2 + H2O =>
2 CuH10 + 7 O2 = 2 CuO2 + 10 H2O
C = C2 =>
2 C = C2
KOH + C5H6 + FeCl2*4H2O = Fe(C5H5)2 + KCl + KOH*H2O =>
8 KOH + 2 C5H6 + FeCl2*4H2O = Fe(C5H5)2 + 2 KCl + 6 KOH*H2O
Fe3O4 + HNO3 + H{+} = Fe{+3} + NO + H2O =>
3 Fe3O4 + HNO3 + 27 H{+} = 9 Fe{+3} + NO + 14 H2O
CoCl2(H2O)6 + NH4Cl + NH3 + H2O2 = [Co(NH3)5H2O]Cl3 + H2O =>
2 CoCl2(H2O)6 + 2 NH4Cl + 8 NH3 + H2O2 = 2[Co(NH3)5H2O]Cl3 + 12 H2O
C2H2 = C2 + H2 =>
C2H2 = C2 + H2
AgNO3 + LiBr = AgBr + LiNO3 =>
AgNO3 + LiBr = AgBr + LiNO3
MnO4{-} + SO2 + H2O = Mn2{+} + SO4{-}2 + H{+} =>
6 MnO4{-} + 13 SO2 + 2 H2O = 3 Mn2{+} + 13 SO4{-}2 + 4 H{+}
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NaNO3 + K2CO3 = Na2CO3 + KNO3 =>
2 NaNO3 + K2CO3 = Na2CO3 + 2 KNO3
Cr2O7{-2} + C2H2O4 + H{+} = Cr{+3} + CO2 + H2O =>
Cr2O7{-2} + 3 C2H2O4 + 8 H{+} = 2 Cr{+3} + 6 CO2 + 7 H2O
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K =>
CH3CH2OH + KMnO4 = CH3COOH + H2O + MnO2 + K
NH3 + P = PH3 + N2H4 =>
6 NH3 + 2 P = 2 PH3 + 3 N2H4
C4H10O + O2 = CO + H2O =>
C4H10O + 4 O2 = 4 CO + 5 H2O
Fe(OH)2 + HCl = FeCl2 + H2O =>
Fe(OH)2 + 2 HCl = FeCl2 + 2 H2O
PbCl2 + Na2CrO4 = PbCrO4 + NaCl =>
PbCl2 + Na2CrO4 = PbCrO4 + 2 NaCl
HClO = H + ClO =>
HClO = H + ClO
Ba3N2 + K2O = BaO + K3N =>
Ba3N2 + 3 K2O = 3 BaO + 2 K3N
Cu(s) + HgCl2(aq) = Hg(l) + CuCl2(aq) =>
Cu(s) + HgCl2(aq) = Hg(l) + CuCl2(aq)
SO2 + LiOH = LiHSO3 =>
SO2 + LiOH = LiHSO3
P2O5 + C = P4 + CO =>
2 P2O5 + 10 C = P4 + 10 CO
HNO3 + Fe = Fe(NO3)3 + NO + H2O =>
4 HNO3 + Fe = Fe(NO3)3 + NO + 2 H2O
Al2(SO4)3 + NaOH + H2O = NaAlO2 + H2SO4 =>
Al2(SO4)3 + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2SO4
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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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