| Équations équilibrées la veille | Équations équilibrées le lendemain |
2e + Sn{+2} = Sn
Sn + HCl + H2O2 = SnCl4 + H2O =>
Sn + 4 HCl + 2 H2O2 = SnCl4 + 4 H2O
NaCl + Co(NO3)2 = CoCl2 + NaNO3 =>
2 NaCl + Co(NO3)2 = CoCl2 + 2 NaNO3
Mg3N + HCl = MgCl + NH3 =>
Mg3N + 3 HCl = 3 MgCl + NH3
B + HBrO3 + H2O = H3BO3 + HBr =>
2 B + HBrO3 + 3 H2O = 2 H3BO3 + HBr
Na2CrO4 + HCl = NaCl + Cl2 + CrCl3 + H2O =>
2 Na2CrO4 + 16 HCl = 4 NaCl + 3 Cl2 + 2 CrCl3 + 8 H2O
H2SO4NaHSO4 = NaH3(SO4)2 =>
H2SO4NaHSO4 = NaH3(SO4)2
Ca + Al2(NO3)2 = Ca(NO3)2 + Al2 =>
Ca + Al2(NO3)2 = Ca(NO3)2 + Al2
CU + HNO = CU(NO3)2 + N02 + H2O =>
CU + 12 HNO = CU(NO3)2 + 5 N02 + 6 H2O
Fr + H2O = FrH2O =>
Fr + H2O = FrH2O
NiSO4H14O7 = NiO + H2SO4 + H2O =>
NiSO4H14O7 = NiO + H2SO4 + 6 H2O
KCl + Pb(NO3)2(aq) = KNO3 + PbCl2 =>
2 KCl + Pb(NO3)2(aq) = 2 KNO3 + PbCl2
HS + NaOH = NaHS + HO =>
HS + NaOH = NaHS + HO
Na2S2O5 + I2 = NaI + SO2 + O2 =>
2 Na2S2O5 + 2 I2 = 4 NaI + 4 SO2 + O2
K2Cr2O7 + BrK + H2SO4 = Br2 + Cr2(SOH)3 + K2SO4 + H2O =>
2 K2Cr2O7 + 54 BrK + 35 H2SO4 = 27 Br2 + 2 Cr2(SOH)3 + 29 K2SO4 + 32 H2O
HNO3 + KCl = Cl2 + H2O + KNO3 + NOCl =>
4 HNO3 + 3 KCl = Cl2 + 2 H2O + 3 KNO3 + NOCl
H2C2O4 + KOH = H2C2O4OH + K =>
H2C2O4 + KOH = H2C2O4OH + K
Fe(HS)2 + HCl = FeCl2 + H2S =>
Fe(HS)2 + 2 HCl = FeCl2 + 2 H2S
NaPO4 + NaOH + LiCl = Li3PO4 + NaCl + H2O + O =>
NaPO4 + 2 NaOH + 3 LiCl = Li3PO4 + 3 NaCl + H2O + O
Zn + CrCl2 = Cr + ZnCl2 =>
Zn + CrCl2 = Cr + ZnCl2
NiSO4 + H2O = H2SO4 + Ni(OH)2 =>
NiSO4 + 2 H2O = H2SO4 + Ni(OH)2
KMnO4 + HCl + H2O2 = KCl + MnO4 + H2O =>
2 KMnO4 + 2 HCl + H2O2 = 2 KCl + 2 MnO4 + 2 H2O
Li2 + P3 = LiP2 =>
3 Li2 + 4 P3 = 6 LiP2
(NH4)3[Fe(C2O4)3] + H2O = Fe2O3 + NH4 + C2O4 + H =>
2(NH4)3[Fe(C2O4)3] + 3 H2O = Fe2O3 + 6 NH4 + 6 C2O4 + 6 H
(Pb2Pb)O4 + HNO3 = PbO2 + Pb(NO3)2 + H2O =>
(Pb2Pb)O4 + 4 HNO3 = PbO2 + 2 Pb(NO3)2 + 2 H2O
H202 + MnO2 = H2MnO2 =>
H202 + 101 MnO2 = 101 H2MnO2
SnSO4 + KNO3 = K2SO4 + Sn(NO3)2 =>
SnSO4 + 2 KNO3 = K2SO4 + Sn(NO3)2
BrCHCH2 + H2O = BrCH2CH2OH =>
BrCHCH2 + H2O = BrCH2CH2OH
HNO3 + Ba(OH)2 = BaOHNO3 + H2O =>
HNO3 + Ba(OH)2 = BaOHNO3 + H2O
Cu(HSO4)2 = CuSO4 + H2SO4 =>
Cu(HSO4)2 = CuSO4 + H2SO4
C4H9NH3OH + HCl = C4H9NH3Cl + H2O =>
C4H9NH3OH + HCl = C4H9NH3Cl + H2O
Ni(s) + Cu(NO3)2(aq) = Ni(NO3)2(aq) + Cu(s) =>
Ni(s) + Cu(NO3)2(aq) = Ni(NO3)2(aq) + Cu(s)
LiCl + CaI2 = LiI2 + CaCl =>
LiCl + CaI2 = LiI2 + CaCl
CoCl2*6H20 + NH4Cl + NH3 + H2O2 = [Co(NH3)5(H2O)]Cl3 + H2O =>
2 CoCl2*6H20 + 2 NH4Cl + 8 NH3 + 121 H2O2 = 2[Co(NH3)5(H2O)]Cl3 + 240 H2O
H2SO3 + Br2 + H2O = HBr + H2SO4 =>
H2SO3 + Br2 + H2O = 2 HBr + H2SO4
MgCl2(s) = Mg{2+}(aq) + Cl{-}(aq) =>
MgCl2(s) = Mg{2+}(aq) + 2 Cl{-}(aq)
Cu(CH3COO)2 + AgNO3 = AgCH3COO + Cu(NO3)2 =>
Cu(CH3COO)2 + 2 AgNO3 = 2 AgCH3COO + Cu(NO3)2
Pb(NO3)2(aq) + MgI2(aq) = PbI2 + Mg(NO3)2 =>
Pb(NO3)2(aq) + MgI2(aq) = PbI2 + Mg(NO3)2
C2HF3 + HF = C2H4 + F2 =>
C2HF3 + 3 HF = C2H4 + 3 F2
Bi = Bi2 =>
2 Bi = Bi2
CH3COOH + CH3CH2OH = CH3COOHCH2CH3 + H2O =>
3 CH3COOH + 5 CH3CH2OH = 4 CH3COOHCH2CH3 + 3 H2O
Na2SO4 + C2 = Na2S + CO =>
Na2SO4 + 2 C2 = Na2S + 4 CO
HC4H3N2O3 + H2O = HC4H2N2O3 + H3O =>
HC4H3N2O3 + H2O = HC4H2N2O3 + H3O
C4H10O + K2Cr2O7 + H2SO4 = C4H8O + K2SO4 + Cr2(SO4)3 + H2O =>
3 C4H10O + K2Cr2O7 + 4 H2SO4 = 3 C4H8O + K2SO4 + Cr2(SO4)3 + 7 H2O
Zn3N2 + Fe = Zn + FeN =>
Zn3N2 + 2 Fe = 3 Zn + 2 FeN
(NH4)4Be(CO3)3 = Be(OH)2(BeCO3)2 + NH3 + CO2 + H2O =>
3(NH4)4Be(CO3)3 = Be(OH)2(BeCO3)2 + 12 NH3 + 7 CO2 + 5 H2O
Co + CrF3 = CoF2 + Cr =>
3 Co + 2 CrF3 = 3 CoF2 + 2 Cr
K2Cr2O7 + H2S + HNO3 = Cr(NO3)3 + S + KNO3 + H2O =>
K2Cr2O7 + 3 H2S + 8 HNO3 = 2 Cr(NO3)3 + 3 S + 2 KNO3 + 7 H2O
Mg + Cu2Fe2 = MgFe2 + Cu2 =>
Mg + Cu2Fe2 = MgFe2 + Cu2
(NH4)2WO4 + HCl + SnCl2 + KSCN = K2[WO(SCN)5] + NH4Cl + H2O + SnCl4 + KCl =>
2(NH4)2WO4 + 12 HCl + SnCl2 + 10 KSCN = 2 K2[WO(SCN)5] + 4 NH4Cl + 6 H2O + SnCl4 + 6 KCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/24/24
Équations équilibrées sur11/23/23
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