| Équations équilibrées la veille |
CoCl2 + 2(NH4)2[Hg(SCN)4] + ZnCl2 = Co[Hg(SCN)4]*Zn[Hg(SCN)4] + 4 NH4Cl
As2O3(s) + C(s) = As(l) + CO(g) =>
As2O3(s) + 3 C(s) = 2 As(l) + 3 CO(g)
NaAlO2 + Na2S + H2O = Al2S3 + NaOH =>
2 NaAlO2 + 3 Na2S + 4 H2O = Al2S3 + 8 NaOH
Cl + S + NaOH = NaCl + SO4 + H2O =>
8 Cl + S + 8 NaOH = 8 NaCl + SO4 + 4 H2O
C6H5CH2Cl + CH3Cl + Na = C6H5CH2CH3 + NaCl =>
C6H5CH2Cl + CH3Cl + 2 Na = C6H5CH2CH3 + 2 NaCl
CaO + Zn = ZnO + Ca =>
CaO + Zn = ZnO + Ca
FeSO4 + NaOH = Fe(OH)2 + Na + SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + 2 Na + SO4
Fe2(CO3)2(s) + HNO3(aq) = Fe(NO3)2 + CO2 + H2O =>
Fe2(CO3)2(s) + 4 HNO3(aq) = 2 Fe(NO3)2 + 2 CO2 + 2 H2O
H2SO4 + Cr2O3 + HCl = CrCl2 + H2S + H2Cr2O7 =>
5 H2SO4 + 12 Cr2O3 + 16 HCl = 8 CrCl2 + 5 H2S + 8 H2Cr2O7
Na2S + NH3 = N2S3 + Na3H3 =>
3 Na2S + 2 NH3 = N2S3 + 2 Na3H3
Al(OH)3 + CaCo3 = Al2(Co3)3 + Ca(OH)2 =>
2 Al(OH)3 + 3 CaCo3 = Al2(Co3)3 + 3 Ca(OH)2
C2H6 + I2 = C + HI =>
C2H6 + 3 I2 = 2 C + 6 HI
HNO3 + I2 = NIO3 + NO + H2O =>
8 HNO3 + 3 I2 = 6 NIO3 + 2 NO + 4 H2O
Ca + OH + CO2 = Ca(HCO3)2 =>
Ca + 2 OH + 2 CO2 = Ca(HCO3)2
BaO2(Ac) + H2SO4(Ac) = BaSO4(Ac) + H2O2(Ac) =>
BaO2(Ac) + H2SO4(Ac) = BaSO4(Ac) + H2O2(Ac)
H2 + FeCl2 = Cl2 + FeH2 =>
H2 + FeCl2 = Cl2 + FeH2
NaI(aq) + H2SO4(aq) = H2S + I2 + Na2SO4 + H2O(l) =>
8 NaI(aq) + 5 H2SO4(aq) = H2S + 4 I2 + 4 Na2SO4 + 4 H2O(l)
Pd(No3)2 + KI = PdI2 + KNo3 =>
Pd(No3)2 + 2 KI = PdI2 + 2 KNo3
C2H5ONa + CH3COOH = C2H5OH + CH3COONa =>
C2H5ONa + CH3COOH = C2H5OH + CH3COONa
P4 + S3 = P4S3 =>
P4 + S3 = P4S3
HBr + MgSO4 = H2SO4 + Br2Mg =>
2 HBr + MgSO4 = H2SO4 + Br2Mg
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
CU + SO4 = CUSO4 =>
CU + SO4 = CUSO4
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cu2S + O2 + CaCO3 = CuO + CaSO4 + CO2 =>
2 Cu2S + 5 O2 + 2 CaCO3 = 4 CuO + 2 CaSO4 + 2 CO2
CO2 + N = NO + CO =>
CO2 + N = NO + CO
K2SO3 + HCl = KCl + SO3 + H2 =>
K2SO3 + 2 HCl = 2 KCl + SO3 + H2
Na4C + MgCl2 = Mg2C + NaCl =>
Na4C + 2 MgCl2 = Mg2C + 4 NaCl
Na2SO3 + H2O = OH + HNa2SO3 =>
Na2SO3 + H2O = OH + HNa2SO3
H2S + NaOH = Na2S + H2O* =>
H2S + 2 NaOH = Na2S + 2 H2O*
NaCIO + NaCl = Na + CIOCl =>
NaCIO + NaCl = 2 Na + CIOCl
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
PbO = lead + O2 =>
2 PbO = 2 Pb + O2
Zn*S = ZnS =>
Zn*S = ZnS
NiS + H{+} + NO3{-} = Ni{+} + S + NO + H2O =>
3 NiS + 4 H{+} + NO3{-} = 3 Ni{+} + 3 S + NO + 2 H2O
K3[Fe(CN)6] + KSCN = K4[Fe(CN)6] + SCN =>
K3[Fe(CN)6] + KSCN = K4[Fe(CN)6] + SCN
Mn(OH)2 + Ba(OH)2 = Ba2MnO3 + H2O =>
Mn(OH)2 + 2 Ba(OH)2 = Ba2MnO3 + 3 H2O
HCl(s) + Na2SO4(s) = NaCl(s) + H2SO4(l) =>
2 HCl(s) + Na2SO4(s) = 2 NaCl(s) + H2SO4(l)
Na + SO3 = NaSO3 =>
Na + SO3 = NaSO3
Li(s) + MnO2(aq) = Li2O + Mn =>
4 Li(s) + MnO2(aq) = 2 Li2O + Mn
KClO3 = KClO4 + KCl = O2 =>
4 KClO3 = 3 KClO4 + KCl
K2CrO4 + Na2S2O3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
8 K2CrO4 + 3 Na2S2O3 + 17 H2SO4 = 4 Cr2(SO4)3 + 8 K2SO4 + 3 Na2SO4 + 17 H2O
S2O3 + MnO4 + H = Mn2{+} + SO4{2-} + H2O =>
S2O3 + 8 MnO4 + 54 H = 4 Mn2{+} + 2 SO4{2-} + 27 H2O
Cr2O3 + KClO3 + Na2Co3 = Na2CrO4 + KCl + Co2 =>
3 Cr2O3 + 5 KClO3 + 6 Na2Co3 = 6 Na2CrO4 + 5 KCl + 9 Co2
KCl + AgNO3 + HNO3 = K(NO3)2 + AgCl + H2 =>
2 KCl + 2 AgNO3 + 2 HNO3 = 2 K(NO3)2 + 2 AgCl + H2
Na + NiSO4 = Ni + NaSO4 =>
Na + NiSO4 = Ni + NaSO4
BaCl2 + K2Cr2O7 = BaCr2O7 + KCl =>
BaCl2 + K2Cr2O7 = BaCr2O7 + 2 KCl
Na2SH2SO4 = Na2SO4H2S =>
Na2SH2SO4 = Na2SO4H2S
N2H4 + O2 = H2O + N2 =>
N2H4 + O2 = 2 H2O + N2
Pb(SO3)2 + H2SO4 = PbSO4 + HSO3 =>
Pb(SO3)2 + H2SO4 = PbSO4 + 2 HSO3
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Équations équilibrées sur11/04/24
Équations équilibrées sur12/04/23
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