| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 KMnO4 + Na2SO3 + 2 KOH = 2 K2MnO4 + Na2SO4 + H2O
Cu(SO4)(aq) + Na(OH)(aq) = Cu(OH)(s) + Na(SO4)(aq) =>
Cu(SO4)(aq) + Na(OH)(aq) = Cu(OH)(s) + Na(SO4)(aq)
C4H5O4Br + Ni(HCO3)3 = Ni2(C4H3O4Br)3 + CO2 + H2O =>
3 C4H5O4Br + 2 Ni(HCO3)3 = Ni2(C4H3O4Br)3 + 6 CO2 + 6 H2O
HIO3 = I2O5 + H2O =>
2 HIO3 = I2O5 + H2O
Li + C = LiC2 =>
Li + 2 C = LiC2
NaHCO3 + H2S = Na2SO4 + H2O + C =>
2 NaHCO3 + H2S = Na2SO4 + 2 H2O + 2 C
PB(s) + O2(g) = PBO2(s) =>
PB(s) + O2(g) = PBO2(s)
Sb + H2O + Br2 = HBr + H3SbO3 =>
2 Sb + 6 H2O + 3 Br2 = 6 HBr + 2 H3SbO3
As2S3 + MnO2 + K2CO3 = K3AsO4 + K2SO4 + MnO + CO2 =>
As2S3 + 14 MnO2 + 6 K2CO3 = 2 K3AsO4 + 3 K2SO4 + 14 MnO + 6 CO2
CH3COOH + NaOH + H2O = CH3COONa*3H2O =>
CH3COOH + NaOH + 2 H2O = CH3COONa*3H2O
MgO + Fe2(CO3)3 = Mg(FeO2)2 + CO2 =>
MgO + Fe2(CO3)3 = Mg(FeO2)2 + 3 CO2
C6H13O6 + O2 = H2O + CO2 =>
4 C6H13O6 + 25 O2 = 26 H2O + 24 CO2
NO2(g) + H2O = HNO3 + NO(g) =>
3 NO2(g) + H2O = 2 HNO3 + NO(g)
C2H8O7P2 + KOH = C2H5K3O7P2 + H2O =>
C2H8O7P2 + 3 KOH = C2H5K3O7P2 + 3 H2O
KMnO4 + H2SO4 + H2 = K2SO4 + MnSO4 + H2O =>
2 KMnO4 + 3 H2SO4 + 5 H2 = K2SO4 + 2 MnSO4 + 8 H2O
AlK(SO4)2 + Na3[FeF6] = Na3[AlF6] + FeK(SO4)2 =>
AlK(SO4)2 + Na3[FeF6] = Na3[AlF6] + FeK(SO4)2
Al + NaOH + H2O + O2 = Na[Al(OH)4] =>
4 Al + 4 NaOH + 6 H2O + 3 O2 = 4 Na[Al(OH)4]
H2O + Ca + NaAlSi3O8 = SiO2 + Ca2Al3[SiO4][Si2O7]O(OH) + Na + Al =>
2 H2O + 8 Ca + 13 NaAlSi3O8 = 27 SiO2 + 4 Ca2Al3[SiO4][Si2O7]O(OH) + 13 Na + Al
Pr2(SO4)3 = Pr2O3 + SO3 =>
Pr2(SO4)3 = Pr2O3 + 3 SO3
C2 + O2 = C4O2 =>
2 C2 + O2 = C4O2
Cr2(SO4)3 + NaOH + H2O2 = Na2CrO4 + H2O + Na2SO4 =>
Cr2(SO4)3 + 10 NaOH + 3 H2O2 = 2 Na2CrO4 + 8 H2O + 3 Na2SO4
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
K3[Fe(CN)6] + K2S2O3 = K4[Fe(CN)6] + K2S4O6 =>
2 K3[Fe(CN)6] + 2 K2S2O3 = 2 K4[Fe(CN)6] + K2S4O6
Na2SeO3 + H2O = NaOH + NaHSeO3 =>
Na2SeO3 + H2O = NaOH + NaHSeO3
MgO + S8 = SO2 + Mg =>
16 MgO + S8 = 8 SO2 + 16 Mg
MnO4{-} + SO3{2-} + H{+} = SO4{2-} + Mn{2+} + H2O =>
2 MnO4{-} + 5 SO3{2-} + 6 H{+} = 5 SO4{2-} + 2 Mn{2+} + 3 H2O
C2H12O6(s) + O2(g) = CO2(g) + H2O(g) =>
C2H12O6(s) + 2 O2(g) = 2 CO2(g) + 6 H2O(g)
H3V5O16{4-} + H{+} + SnCl2 + H2O = V(H2O)6{3+} + SnO2 + Cl{-} =>
H3V5O16{4-} + 9 H{+} + 5 SnCl2 + 24 H2O = 5 V(H2O)6{3+} + 5 SnO2 + 10 Cl{-}
Ag + Fe = Ag2Fe =>
2 Ag + Fe = Ag2Fe
TiOSO4 + H2O = TiO2 + H2SO4 =>
TiOSO4 + H2O = TiO2 + H2SO4
(NH4)2S + Cu = Cu2S + NH4 =>
(NH4)2S + 2 Cu = Cu2S + 2 NH4
AgNO3 + CuBr2 = AgBr2 + CuNO3 =>
AgNO3 + CuBr2 = AgBr2 + CuNO3
Pt(s) + Cu(NO3)2(aq) = Cu + PtNO3 =>
2 Pt(s) + Cu(NO3)2(aq) = Cu + 2 PtNO3
Zr + F = ZrF =>
Zr + F = ZrF
SO4{2-} + Sr{2+} = SrSO4 =>
SO4{2-} + Sr{2+} = SrSO4
CoSO4 + NaOH = CoOH + NaSO4 =>
CoSO4 + NaOH = CoOH + NaSO4
KMnO4 + HCl + FeO = Fe2O3 + MnO + H2O + K2Cl =>
4 KMnO4 + 2 HCl + 22 FeO = 11 Fe2O3 + 4 MnO + H2O + 2 K2Cl
C7H5(NO2)3 + O2 = CO2 + H2O + NO2 =>
4 C7H5(NO2)3 + 33 O2 = 28 CO2 + 10 H2O + 12 NO2
CH3CONHC6H4OH + CH3CH2I + K2CO3 = CH3CONHC6H4OC2H5 + KI + KHCO3 =>
CH3CONHC6H4OH + CH3CH2I + K2CO3 = CH3CONHC6H4OC2H5 + KI + KHCO3
Li2CO3 + NiBr2 = LiBr + NiCO3 =>
Li2CO3 + NiBr2 = 2 LiBr + NiCO3
Zn(s) + Cl2(g) = ZnCl2(s) =>
Zn(s) + Cl2(g) = ZnCl2(s)
P4 + Cl = P4Cl5 =>
P4 + 5 Cl = P4Cl5
C6H6 + Br2 = C2H2Br =>
2 C6H6 + 3 Br2 = 6 C2H2Br
Na3AsO3 + Cl2 + NaOH = Na3AsO4 + NaCl + H2O =>
Na3AsO3 + Cl2 + 2 NaOH = Na3AsO4 + 2 NaCl + H2O
SiF4 + S = SiS2 + SF4 =>
SiF4 + 3 S = SiS2 + SF4
Al + CN = AlCN =>
Al + CN = AlCN
(Au(OH)4){-} + N2H4 = Au + N2 + (OH){-} + H2O =>
4(Au(OH)4){-} + 3 N2H4 = 4 Au + 3 N2 + 4(OH){-} + 12 H2O
MnCO3 = CO2 + Mn2O2 =>
2 MnCO3 = 2 CO2 + Mn2O2
Sn + H2O = SnOH2 =>
Sn + H2O = SnOH2
Na(s) + HBr(aq) = NaBr(aq) + H(g) =>
Na(s) + HBr(aq) = NaBr(aq) + H(g)
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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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