| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 Al + Fe3N2 = 2 AlN + 3 Fe
PbS + H2O2 = PbSO4 + H2O =>
PbS + 4 H2O2 = PbSO4 + 4 H2O
FeS + HCl = FeCl2 + H2S =>
FeS + 2 HCl = FeCl2 + H2S
SrCO3 + La2O3 + SrCl2*6H2O + Fe + RuO2 + O2 = Sr2LaFeRuO5Cl2 + CO2 + H2O =>
4 SrCO3 + 2 La2O3 + 4 SrCl2*6H2O + 4 Fe + 4 RuO2 + O2 = 4 Sr2LaFeRuO5Cl2 + 4 CO2 + 24 H2O
Fe(s) + O2(g) = Fe2O3(s) =>
4 Fe(s) + 3 O2(g) = 2 Fe2O3(s)
N2H4 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO4 + N2O5 + H2O =>
3 N2H4 + 7 K2Cr2O7 + 28 H2SO4 = 7 Cr2(SO4)3 + 7 K2SO4 + 3 N2O5 + 34 H2O
C4H9OH + Cr2O72{-} + H{+} = C3H7COOH + Cr3{+} + H2O =>
427 C4H9OH + 12 Cr2O72{-} + 20 H{+} = 427 C3H7COOH + 8 Cr3{+} + 437 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Mn3O4 + e + H{+} = Mn2{+} + H2O =>
2 Mn3O4 + 13e + 16 H{+} = 3 Mn2{+} + 8 H2O
Pb{2+} + Cr{2+} = Pb + Cr{3+} =>
Pb{2+} + 2 Cr{2+} = Pb + 2 Cr{3+}
C2H5OH + MnO4{-} + H{+} = CH3CHO + Mn{2+} + H2O =>
5 C2H5OH + 2 MnO4{-} + 6 H{+} = 5 CH3CHO + 2 Mn{2+} + 8 H2O
HCl + CaCO3 + C12H22O11 = C12H14Cl2CaO2 + CO2 + H2O =>
48 HCl + 24 CaCO3 + 29 C12H22O11 = 24 C12H14Cl2CaO2 + 84 CO2 + 175 H2O
B2H6 + B(CH3)3 = BH3B(CH3)3 =>
B2H6 + 2 B(CH3)3 = 2 BH3B(CH3)3
Ti2(SO4)3 + NaOH = Na2SO4 + Ti(OH)3 =>
Ti2(SO4)3 + 6 NaOH = 3 Na2SO4 + 2 Ti(OH)3
C2H5OH + O2 = CO2 + H2O =>
C2H5OH + 3 O2 = 2 CO2 + 3 H2O
Mg(s) + HCl(aq) = MgCl2(ac) + H2(g) =>
Mg(s) + 2 HCl(aq) = MgCl2(ac) + H2(g)
HCl + CaCO3 + C12H22O11 = C12H14Cl2CaO2 + CO2 + H2O =>
48 HCl + 24 CaCO3 + 29 C12H22O11 = 24 C12H14Cl2CaO2 + 84 CO2 + 175 H2O
NF3 + SiO2 = SiF4 + O + N =>
4 NF3 + 3 SiO2 = 3 SiF4 + 6 O + 4 N
LiSiO3 + HCl = LiCl + H(SiO3) =>
LiSiO3 + HCl = LiCl + H(SiO3)
Hg(NO3)2 + NH3 + H2O = [Hg2ONH2]NO3 + NH4NO3 =>
2 Hg(NO3)2 + 4 NH3 + H2O = [Hg2ONH2]NO3 + 3 NH4NO3
Fe3O4(s) + Al(s) = Fe(s) + Al2O3(s) =>
3 Fe3O4(s) + 8 Al(s) = 9 Fe(s) + 4 Al2O3(s)
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
CaCl2 = Ca + Cl2 =>
CaCl2 = Ca + Cl2
Ca(HCO3)2 + Na2SIO3 = CaSIO3 + Na2(HCO3)2 =>
Ca(HCO3)2 + Na2SIO3 = CaSIO3 + Na2(HCO3)2
Cl2 + SrBr2 = Cl2Sr + Br2 =>
Cl2 + SrBr2 = Cl2Sr + Br2
PCl3 + S = PSCl3 =>
PCl3 + S = PSCl3
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
sodiumcarbonate + hydrochloricacid = sodiumchloride + water + carbondioxide =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
FeCl3 + KOH = Fe2O3 + KCl + H2O =>
2 FeCl3 + 6 KOH = Fe2O3 + 6 KCl + 3 H2O
Cu(OH)2 + HCl + KI = CuI + I2 + KCl + H2O =>
2 Cu(OH)2 + 4 HCl + 4 KI = 2 CuI + I2 + 4 KCl + 4 H2O
Mg + H2SO3 = MgSO4 + H2O + S =>
Mg + 2 H2SO3 = MgSO4 + 2 H2O + S
Pb(NO3)2(aq)HI(aq) = PbI(s)H(NO3)2(aq) =>
Pb(NO3)2(aq)HI(aq) = PbI(s)H(NO3)2(aq)
Pb(NO2) + HCl = PbCl + (NO2)H =>
Pb(NO2) + HCl = PbCl + (NO2)H
KMnO2 + KI + H2SO4 = MnSO4 + I2 + K2SO4 + H2O =>
2 KMnO2 + 2 KI + 4 H2SO4 = 2 MnSO4 + I2 + 2 K2SO4 + 4 H2O
O5 = O3 =>
3 O5 = 5 O3
CU(OH)2 + H2CO4 = CUCO4 + H2O =>
CU(OH)2 + H2CO4 = CUCO4 + 2 H2O
H2SO3 + SiO2 = H2O + SiSO4 =>
H2SO3 + SiO2 = H2O + SiSO4
KOH + Br2 + NH3 = KBr + N2 + H2O =>
6 KOH + 3 Br2 + 2 NH3 = 6 KBr + N2 + 6 H2O
calciumphosphate + silicondioxide = P4O10 + Ca2SiO4 =>
2 Ca3(PO4)2 + 3 SiO2 = P4O10 + 3 Ca2SiO4
MnO4{-} + SO3{-} + OH{-} = MnO2 + SO4{2-} + H2O =>
MnO4{-} + 3 SO3{-} + 2 OH{-} = MnO2 + 3 SO4{2-} + H2O
CuSO4 + C7H6O2 = Cu(C6H5CO2)2 + H2SO4 =>
CuSO4 + 2 C7H6O2 = Cu(C6H5CO2)2 + H2SO4
FeSO4 + K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + K2SO4 =>
4 FeSO4 + 2 K4[Fe(CN)6] = Fe4[Fe(CN)6]2 + 4 K2SO4
NaHCO3(s) + C6H8O7(aq)H2O = CO2(g) + H2O(l) + NaC6H8O7(aq) =>
18 NaHCO3(s) + 19 C6H8O7(aq)H2O = 24 CO2(g) + 32 H2O(l) + 18 NaC6H8O7(aq)
Cl2 + HF = HCl + F2 =>
Cl2 + 2 HF = 2 HCl + F2
NaOH + NO + NO2 = H2O + NaNO2 =>
2 NaOH + NO + NO2 = H2O + 2 NaNO2
[Fe(NH3)6]Cl2 + H2O2 = Fe(OH)3 + HNO3 + Cl2 + H2O =>
2[Fe(NH3)6]Cl2 + 51 H2O2 = 2 Fe(OH)3 + 12 HNO3 + 2 Cl2 + 60 H2O
CoSO4 + KCN = Co(CN)2 + K2SO4 =>
CoSO4 + 2 KCN = Co(CN)2 + K2SO4
Na2O + CoO + P2O5 = Na2CoP2O7 =>
Na2O + CoO + P2O5 = Na2CoP2O7
NaBr + H2SO4 = H2S + Br2 + NaSO4 + H2O =>
4 NaBr + 5 H2SO4 = H2S + 2 Br2 + 4 NaSO4 + 4 H2O
BaCO3(s) = BaO(s) + CO2(g) =>
BaCO3(s) = BaO(s) + CO2(g)
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Équations équilibrées sur12/10/24
Équations équilibrées sur01/09/24
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