| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 KNO2 + K2Cr2O7 + 2 H2SO4 = Cr2(SO4) + 5 KNO3 + K2SO4 + 2 H2O
C14H10O2 + NaBH4 + H2O = C14H12O2 + NaB(OH)4 =>
4 C14H10O2 + NaBH4 + 4 H2O = 4 C14H12O2 + NaB(OH)4
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
O2 + Se = SeO2 =>
O2 + Se = SeO2
Mg + HCl = H2 + MgCl2 =>
Mg + 2 HCl = H2 + MgCl2
Na(OH) + Mg = Na + Mg(OH)2 =>
2 Na(OH) + Mg = 2 Na + Mg(OH)2
H2 + N3F = N2 + HF =>
H2 + 2 N3F = 3 N2 + 2 HF
KClO3(s) + O2(g) = KClO4(s) =>
2 KClO3(s) + O2(g) = 2 KClO4(s)
Au + KOH = AuOH + K =>
Au + KOH = AuOH + K
SO3 + HI = I2 + SO2 + H2O =>
SO3 + 2 HI = I2 + SO2 + H2O
Na2CO3*10H2O + FeCl3 = Fe(OH)3 + Na{+} + Cl{-} + CO2 + H2O =>
3 Na2CO3*10H2O + 2 FeCl3 = 2 Fe(OH)3 + 6 Na{+} + 6 Cl{-} + 3 CO2 + 27 H2O
C2H5ClO + O2 = CO2 + H2O + HCl =>
2 C2H5ClO + 5 O2 = 4 CO2 + 4 H2O + 2 HCl
Na2CrO4 + H2O2 + H2SO4 = H2CrO6 + H2O + Na2SO4 =>
Na2CrO4 + 2 H2O2 + H2SO4 = H2CrO6 + 2 H2O + Na2SO4
Ag + PO4 = Ag3PO4 =>
3 Ag + PO4 = Ag3PO4
CH3CHCH3CH2CH2I + NaOH = CH3CHCH3CH2CH2OH + NaI =>
CH3CHCH3CH2CH2I + NaOH = CH3CHCH3CH2CH2OH + NaI
S2O3 + H = H2S2O3 =>
S2O3 + 2 H = H2S2O3
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
NaCO3 + Ca(NO3)2 = Na(NO3)2 + CaCO3 =>
NaCO3 + Ca(NO3)2 = Na(NO3)2 + CaCO3
C4H10S(l) + O2(l) = CO2 + H2O + SO2 =>
2 C4H10S(l) + 15 O2(l) = 8 CO2 + 10 H2O + 2 SO2
CuSO4 + NaOH = Cu(OH)2 + Na2SO4 =>
CuSO4 + 2 NaOH = Cu(OH)2 + Na2SO4
Ti2(SO4)3 + KClO4 + H2SO4 = Ti(SO4)2 + K2SO4 + Cl2 + H2O =>
7 Ti2(SO4)3 + 2 KClO4 + 8 H2SO4 = 14 Ti(SO4)2 + K2SO4 + Cl2 + 8 H2O
Cr2O3 + Zn(OH)2 + O2 = (ZnOH)2CrO4 + H2O =>
2 Cr2O3 + 8 Zn(OH)2 + 3 O2 = 4(ZnOH)2CrO4 + 4 H2O
K2O + Ai2O3 = KAiO2 =>
K2O + Ai2O3 = 2 KAiO2
NaI + AgNO3 = AgI + NaNO3 =>
NaI + AgNO3 = AgI + NaNO3
Ni2Cl2 + Na2OH2 = Ni2OH2 + Na2Cl2 =>
Ni2Cl2 + Na2OH2 = Ni2OH2 + Na2Cl2
HCN + Cu(SO4) = H2SO4 + Cu(CN)2 =>
2 HCN + Cu(SO4) = H2SO4 + Cu(CN)2
Cu + H2S + H2O = CuSO4 + H2 =>
Cu + H2S + 4 H2O = CuSO4 + 5 H2
Mn{3+} + I{-} + H2O = Mn{2+} + IO3{-} + H{+} =>
6 Mn{3+} + I{-} + 3 H2O = 6 Mn{2+} + IO3{-} + 6 H{+}
FeCl2 + KMnO4 + H2SO4 = K2SO4 + FeCl3 + MnSO4 + Fe2(SO4)3 + H2O =>
30 FeCl2 + 6 KMnO4 + 24 H2SO4 = 3 K2SO4 + 20 FeCl3 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O
MgBr2 + Li2O = MgO + LiBr =>
MgBr2 + Li2O = MgO + 2 LiBr
N20 + H2O = NH3 + O2 =>
N20 + 30 H2O = 20 NH3 + 15 O2
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
NaCl + Ca(CO3) = CaCl2 + Na2CO3 =>
2 NaCl + Ca(CO3) = CaCl2 + Na2CO3
C21H44 + O2 = CO2 + H2O =>
C21H44 + 32 O2 = 21 CO2 + 22 H2O
CuO + H2SO3 = CuSO3 + H2O =>
CuO + H2SO3 = CuSO3 + H2O
H + Bcg = HBcg =>
H + Bcg = HBcg
Ce + Ni2{+} = Ce3{+} + Ni =>
3 Ce + Ni2{+} = Ce3{+} + 2 Ni
Na(aq) + Cl2(g) = NaCl(aq) =>
2 Na(aq) + Cl2(g) = 2 NaCl(aq)
C8H10O2 + NaOH = C8H7ONa + H2O =>
C8H10O2 + NaOH = C8H7ONa + 2 H2O
Ca(HSO3)2(s) = CaO(s) + H2O(l) + SO2(g) =>
Ca(HSO3)2(s) = CaO(s) + H2O(l) + 2 SO2(g)
(CH3)3N + H2SO4 = (CH3)3NH + SO4 =>
2(CH3)3N + H2SO4 = 2(CH3)3NH + SO4
Cr2(SO4)3 + KMnO4 + NaOH = Na2MnO4 + Na2CrO4 + K2SO4 + H2O =>
Cr2(SO4)3 + 6 KMnO4 + 16 NaOH = 6 Na2MnO4 + 2 Na2CrO4 + 3 K2SO4 + 8 H2O
As2O3 + HIO + H2O = H3AsO4 + I2 =>
As2O3 + 4 HIO + H2O = 2 H3AsO4 + 2 I2
Ag2SO4 + CaBr2 = AgBr + CaSO4 =>
Ag2SO4 + CaBr2 = 2 AgBr + CaSO4
Sr + Na = NaSr =>
Sr + Na = NaSr
C12H22O11 + CuSO4 + NaOH = C6H12O7 + Cu2O + Na2SO4 + H2O =>
C12H22O11 + 4 CuSO4 + 8 NaOH = 2 C6H12O7 + 2 Cu2O + 4 Na2SO4 + 3 H2O
HgS = Hg2 + S =>
2 HgS = Hg2 + 2 S
KMnO4 + Na2SO3 = K2SO3 + NaMnO4 =>
2 KMnO4 + Na2SO3 = K2SO3 + 2 NaMnO4
As2S3 + HNO3 = H2O + H3AsO4 + NO2 + H2SO4 =>
As2S3 + 28 HNO3 = 8 H2O + 2 H3AsO4 + 28 NO2 + 3 H2SO4
Mg(OH)2 + HCl(g) = MgCl2(s) + H2O(l) =>
Mg(OH)2 + 2 HCl(g) = MgCl2(s) + 2 H2O(l)
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/16/24
Équations équilibrées sur11/15/23
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