| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 KMnO4 = 2 K2O + 4 MnO + 5 O2
Cl2(g) + HF(aq) = HCl + F =>
Cl2(g) + 2 HF(aq) = 2 HCl + 2 F
Zn(s) + FeBr3(aq) = ZnBr2(aq) + Fe(s) =>
3 Zn(s) + 2 FeBr3(aq) = 3 ZnBr2(aq) + 2 Fe(s)
O2 + C3H6O = CO2 + H2O =>
4 O2 + C3H6O = 3 CO2 + 3 H2O
NiCO3 + NaOH = Ni(OH)2 + Na2CO3 =>
NiCO3 + 2 NaOH = Ni(OH)2 + Na2CO3
AlCl3 + KOH = AlOH + KCl3 =>
AlCl3 + KOH = AlOH + KCl3
Ni + (OH)2 = Ni(OH)2 =>
Ni + (OH)2 = Ni(OH)2
Cr + H2O = CrO2 + H =>
Cr + 2 H2O = CrO2 + 4 H
C5H12O + I2 + NaOH = C4H8O2 + CH3I3 + NaI =>
3 C5H12O + 11 I2 + NaOH = 2 C4H8O2 + 7 CH3I3 + NaI
KH2CO3(aq) + H2O(l) = KHCO3{+}(aq) + OH{-}(aq) + H20(l) =>
10 KH2CO3(aq) + 10 H2O(l) = 10 KHCO3{+}(aq) + 10 OH{-}(aq) + H20(l)
Na2S2O3 + Cl2 + H2O = Na2SO4 + HCl + H2SO4 =>
Na2S2O3 + 4 Cl2 + 5 H2O = Na2SO4 + 8 HCl + H2SO4
CaCO3(ac) = CaO(ac) + CO2(s) =>
CaCO3(ac) = CaO(ac) + CO2(s)
HNO3 + NiSO3 = Ni(NO3)2 + H2SO3 =>
2 HNO3 + NiSO3 = Ni(NO3)2 + H2SO3
Cu + NH4NO3 = Cu(NO3)2 + NH3 + H2O =>
4 Cu + 9 NH4NO3 = 4 Cu(NO3)2 + 10 NH3 + 3 H2O
FeS + O2 = SFe2O3 + SO4 =>
4 FeS + 7 O2 = 2 SFe2O3 + 2 SO4
N4O10 = NO + O2 =>
N4O10 = 4 NO + 3 O2
CH3COOH + Br2 = (CH3COO)2Br + HBr =>
4 CH3COOH + 3 Br2 = 2(CH3COO)2Br + 4 HBr
Au + FeCl2 = Fe + AuCl3 =>
2 Au + 3 FeCl2 = 3 Fe + 2 AuCl3
K3(PO4) + Mg(SO4) = K2(SO4) + Mg3(PO4)2 =>
2 K3(PO4) + 3 Mg(SO4) = 3 K2(SO4) + Mg3(PO4)2
C1H36O2 + O2 = CO2 + H2O =>
C1H36O2 + 9 O2 = CO2 + 18 H2O
NOOH = HNO2 =>
NOOH = HNO2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
sodiumazide = Sodium + nitrogen =>
2 NaN3 = 2 Na + 3 N2
Cl2(aq) + C(s) + H2O(l) = CO2(g) + HCl(aq) =>
2 Cl2(aq) + C(s) + 2 H2O(l) = CO2(g) + 4 HCl(aq)
AlBr3 + K2CrO4 + H2SO4 = Al2(SO4)3 + Br2 + K2SO4 + Cr2(SO4)3 + H2O =>
2 AlBr3 + 2 K2CrO4 + 8 H2SO4 = Al2(SO4)3 + 3 Br2 + 2 K2SO4 + Cr2(SO4)3 + 8 H2O
Cu(SO4) + KCl = K2(SO4) + CuCl2 =>
Cu(SO4) + 2 KCl = K2(SO4) + CuCl2
Na(CO3) + Mg(SO4) = Na2SO4 + Mg(CO3)2 =>
2 Na(CO3) + Mg(SO4) = Na2SO4 + Mg(CO3)2
Ni(s) + HCl(aq) = H2(g) + NiCl3(aq) =>
2 Ni(s) + 6 HCl(aq) = 3 H2(g) + 2 NiCl3(aq)
Li2O2 = Li2O + O2 =>
2 Li2O2 = 2 Li2O + O2
MgBr2 + Pb(NO3)2 = Mg(NO3)2 + Br2Pb =>
MgBr2 + Pb(NO3)2 = Mg(NO3)2 + Br2Pb
NaCl + HF = NaF + HCl =>
NaCl + HF = NaF + HCl
Ca(s) + H2O(l) = CaO(aq) + H(g) =>
Ca(s) + H2O(l) = CaO(aq) + 2 H(g)
NH4ClO + BeLv = (NH4)2Lv + Be(ClO)2 =>
2 NH4ClO + BeLv = (NH4)2Lv + Be(ClO)2
Ag + O2 = Ag2O =>
4 Ag + O2 = 2 Ag2O
Hg + HOH = HgHOH =>
Hg + HOH = HgHOH
KCl + Fe(NO3)3 = K(NO3)3 + FeCl =>
KCl + Fe(NO3)3 = K(NO3)3 + FeCl
NaOH + CrCl3 = NaCrO2 + H2O + NaCl =>
4 NaOH + CrCl3 = NaCrO2 + 2 H2O + 3 NaCl
KOH + Li = Li(OH) + K =>
KOH + Li = Li(OH) + K
Zn(NO3)2 + KOH = ZnO + KNO3 + H2O =>
Zn(NO3)2 + 2 KOH = ZnO + 2 KNO3 + H2O
MnSO4 + PbO2 + HNO3 = Pb(MnO4)2 + H2SO4 + Pb(NO3)2 + H2O =>
2 MnSO4 + 5 PbO2 + 8 HNO3 = Pb(MnO4)2 + 2 H2SO4 + 4 Pb(NO3)2 + 2 H2O
NH3 + H2O + Bi{3+} = Bi(OH)3 + NH4{+} =>
3 NH3 + 3 H2O + Bi{3+} = Bi(OH)3 + 3 NH4{+}
Ca(NO3)2 + ZnO = CaO + Zn(NO3)2 =>
Ca(NO3)2 + ZnO = CaO + Zn(NO3)2
C5H5NNH2 + NaNO2 = C5H5NNO2 + NaNH2 =>
C5H5NNH2 + NaNO2 = C5H5NNO2 + NaNH2
H2S + Na2SO3 = H2SO3 + Na2S =>
H2S + Na2SO3 = H2SO3 + Na2S
C8H18 + H2O2 = CO2 + H2 =>
C8H18 + 8 H2O2 = 8 CO2 + 17 H2
Ca(OH)2 + H2CrO4 = CaCr + H2O + O2 =>
Ca(OH)2 + H2CrO4 = CaCr + 2 H2O + 2 O2
MgCO3 + KCl = MgCl2 + K2CO3 =>
MgCO3 + 2 KCl = MgCl2 + K2CO3
S + HNO3 = H2SO4 + NO2 + H2O =>
S + 6 HNO3 = H2SO4 + 6 NO2 + 2 H2O
HClO3 = HClO4 + HCl =>
4 HClO3 = 3 HClO4 + HCl
C2O4 + H2SO4 = C2H2 + SO + O4 =>
4 C2O4 + 4 H2SO4 = 4 C2H2 + 4 SO + 7 O4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/23/25
Équations équilibrées sur02/22/24
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