| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 SO2 + O2 = 2 SO3
Al2O3 = Al + O2 =>
2 Al2O3 = 4 Al + 3 O2
NaCl + H2SO4 = HCl + Na2SO4 =>
2 NaCl + H2SO4 = 2 HCl + Na2SO4
N2 + KOH = NO2 + K + H2O =>
N2 + 8 KOH = 2 NO2 + 8 K + 4 H2O
Fe2S3 + O = Fe2O3 + SO3 =>
Fe2S3 + 12 O = Fe2O3 + 3 SO3
C3H6O + Na = C3H4ONa + H2 =>
C3H6O + Na = C3H4ONa + H2
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + H2O2 + K2C2O4 = K[Fe(C2O4)2]*2(H2O) + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 3 H2C2O4 + H2O2 + K2C2O4 = 2 K[Fe(C2O4)2]*2(H2O) + 2(NH4)2SO4 + 2 H2SO4 + 10 H2O
Sb2O3 + Br2 + NaOH = NaSbO3 + NaBr + H2O =>
Sb2O3 + 2 Br2 + 6 NaOH = 2 NaSbO3 + 4 NaBr + 3 H2O
PCl5 + Ca(OH)2 = CaCl2 + H3PO4 + H2O =>
2 PCl5 + 5 Ca(OH)2 = 5 CaCl2 + 2 H3PO4 + 2 H2O
CuSO4 + H2O = CuO + H2SO4 =>
CuSO4 + H2O = CuO + H2SO4
C1H2O3 = H2O + CO2 =>
C1H2O3 = H2O + CO2
Ca(HCO3)2 + AlBr3 = CaBr2 + Al(HCO3)3 =>
3 Ca(HCO3)2 + 2 AlBr3 = 3 CaBr2 + 2 Al(HCO3)3
Ca3(Si30Al6)O72*20H2 + NaOH = Na2Ca3(Si30Al6)O73*20H2 + H2O =>
Ca3(Si30Al6)O72*20H2 + 2 NaOH = Na2Ca3(Si30Al6)O73*20H2 + H2O
Sr(OH)2 + NaF = SrF2 + NaOH =>
Sr(OH)2 + 2 NaF = SrF2 + 2 NaOH
H2S = H2 + S2 =>
2 H2S = 2 H2 + S2
CH3COOCl + NH3 = NH2CH2COOH + HCl =>
CH3COOCl + NH3 = NH2CH2COOH + HCl
CaCO3 + MoO3H2O = CaMoO4 + CO2 + H2O =>
CaCO3 + MoO3H2O = CaMoO4 + CO2 + H2O
MnO4{-} + OH{-} + Mn{2+} = MnO2 + H2O =>
2 MnO4{-} + 4 OH{-} + 3 Mn{2+} = 5 MnO2 + 2 H2O
FeSO4 = Fe2O3 + SO2 + SO3 =>
2 FeSO4 = Fe2O3 + SO2 + SO3
H2O + F3B = H3B + F2O =>
3 H2O + 2 F3B = 2 H3B + 3 F2O
Br2 + NaI = NaBr + I2 =>
Br2 + 2 NaI = 2 NaBr + I2
Ca(OH)2 + SO4(NH4)2 = CaSO4 + NH3 + H2O =>
Ca(OH)2 + SO4(NH4)2 = CaSO4 + 2 NH3 + 2 H2O
KSCN + KCr(SO4)2*2H2O = K2SO4 + K3[Cr(NCS)6] + H2O =>
6 KSCN + KCr(SO4)2*2H2O = 2 K2SO4 + K3[Cr(NCS)6] + 2 H2O
Cr2O7{2-} + I{-} + H{+} = Cr{3+} + IO3{-} + H2O =>
Cr2O7{2-} + I{-} + 8 H{+} = 2 Cr{3+} + IO3{-} + 4 H2O
Ni(CO)4 = Ni + CO = CaC2 + H2O = C2H2 + CaO =>
Ni(CO)4 = Ni + 4 CO
C2H5COONa + H2O = C4H10 + CO2 + NaOH =>
13 C2H5COONa + 9 H2O = 7 C4H10 + 11 CO2 + 13 NaOH
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
K2Cr2O7 + H2O2 = CrO5 + H2O + K =>
K2Cr2O7 + 3 H2O2 = 2 CrO5 + 3 H2O + 2 K
H2SO4 + NaOH = Na2SO4 + H2O =>
H2SO4 + 2 NaOH = Na2SO4 + 2 H2O
Br + O2 = Br2O1 =>
4 Br + O2 = 2 Br2O1
HNO3(ag) + KOH(ag) = KNO3(ag) + H2O(l) =>
HNO3(ag) + KOH(ag) = KNO3(ag) + H2O(l)
Ca + NiI = CaI + Ni =>
Ca + NiI = CaI + Ni
ZnCrO4 + Cu2S = ZnS + Cu2CrO4 =>
ZnCrO4 + Cu2S = ZnS + Cu2CrO4
Mg(NO3)2 + KH2PO4 = MgH2PO4 + K(NO3)2 =>
Mg(NO3)2 + KH2PO4 = MgH2PO4 + K(NO3)2
Na2CO3 + H3PO4 = Na3PO4 + CO2 + H2O =>
3 Na2CO3 + 2 H3PO4 = 2 Na3PO4 + 3 CO2 + 3 H2O
Cr2(SO4)3 + (NH4)2Co3 = Cr2(Co3)3 + (NH4)2SO4 =>
Cr2(SO4)3 + 3(NH4)2Co3 = Cr2(Co3)3 + 3(NH4)2SO4
HCl(ac) + Ca(s) = CaCl2(s) + H2(g) =>
2 HCl(ac) + Ca(s) = CaCl2(s) + H2(g)
Cd + C2H5NS = Cd2S2 + C2H5N =>
2 Cd + 2 C2H5NS = Cd2S2 + 2 C2H5N
C6H5CH2OH + KMnO4 = C6H5COOH + H2O + MnO2 + KOH =>
3 C6H5CH2OH + 4 KMnO4 = 3 C6H5COOH + H2O + 4 MnO2 + 4 KOH
Ag(s) + H2SO4(ac) = SO4 + H2Ag =>
Ag(s) + H2SO4(ac) = SO4 + H2Ag
C8H9NO3 + O2 = CO2 + H2O + N =>
4 C8H9NO3 + 35 O2 = 32 CO2 + 18 H2O + 4 N
Cd(s) + S(s) = CdS =>
Cd(s) + S(s) = CdS
Zn(OH)3 + H3PO4 = Zn2(PO4)2 + H2O =>
2 Zn(OH)3 + 2 H3PO4 = Zn2(PO4)2 + 6 H2O
[Fe(CN)6]{4-} + MnO4{-} + H{+} = Mn{2+} + Fe{3+} + CO2 + NO3{-} + H2O =>
5[Fe(CN)6]{4-} + 61 MnO4{-} + 188 H{+} = 61 Mn{2+} + 5 Fe{3+} + 30 CO2 + 30 NO3{-} + 94 H2O
Kr2CrO4 + AgNO3 = KrNO3 + Ag2CrO4 =>
Kr2CrO4 + 2 AgNO3 = 2 KrNO3 + Ag2CrO4
Al(s) + Cd{+2}(aq) = Al{+3}(aq) + Cd(s) =>
2 Al(s) + 3 Cd{+2}(aq) = 2 Al{+3}(aq) + 3 Cd(s)
Al2(SO4)3 + KF = K3(AlF6) + K2SO4 =>
Al2(SO4)3 + 12 KF = 2 K3(AlF6) + 3 K2SO4
NISO4(aq) + NH4OH(aq) = NI(OH)2(s) + (NH4)2SO4(aq) =>
NISO4(aq) + 2 NH4OH(aq) = NI(OH)2(s) + (NH4)2SO4(aq)
Al(No3)3 + NaOH = AlOH + Na(No3)3 =>
Al(No3)3 + NaOH = AlOH + Na(No3)3
Li + H2O = H2 + OH{-} + Li{+} =>
2 Li + 2 H2O = H2 + 2 OH{-} + 2 Li{+}
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Équations équilibrées sur12/13/24
Équations équilibrées sur01/12/24
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