| Équations équilibrées la veille | Équations équilibrées le lendemain |
6 FeCl2 + 3 I2 = 4 FeCl3 + 2 FeI3
Fe(NO3)3 + KOH = Fe(OH)3 + K(NO3) =>
Fe(NO3)3 + 3 KOH = Fe(OH)3 + 3 K(NO3)
C2H5(OH) + O2 = CO2 + H2O =>
C2H5(OH) + 3 O2 = 2 CO2 + 3 H2O
P + S = P4S3 =>
4 P + 3 S = P4S3
CH3CHO + KMnO4 = CH3COOK + CH3COOH + MnO2 + H2O =>
3 CH3CHO + 2 KMnO4 = 2 CH3COOK + CH3COOH + 2 MnO2 + H2O
Ca + H3P = CaP + H3 =>
Ca + H3P = CaP + H3
Na2S2O3 + NaOH = Na2SO4 + Na + H2O =>
Na2S2O3 + 10 NaOH = 2 Na2SO4 + 8 Na + 5 H2O
P + S = P4S3 =>
4 P + 3 S = P4S3
AgNO3 + Na(OH) = Ag2O + NaNO3 + H2O =>
2 AgNO3 + 2 Na(OH) = Ag2O + 2 NaNO3 + H2O
CO + H2O + SO2 = C6H6OS + O2 =>
6 CO + 3 H2O + SO2 = C6H6OS + 5 O2
NaCr(OH)4 + HCl = NaCl + Cr(OH)3 + H2O =>
NaCr(OH)4 + HCl = NaCl + Cr(OH)3 + H2O
Zn + H2SO4 + H2O = [Zn(H2O)4]SO4 + H2 =>
Zn + H2SO4 + 4 H2O = [Zn(H2O)4]SO4 + H2
Cu(s) + HNO3 = Cu(NO3)2(aq) + NO2(g) + H2O =>
Cu(s) + 4 HNO3 = Cu(NO3)2(aq) + 2 NO2(g) + 2 H2O
NiCl2 + Pb(NO3)2 = Ni(NO3)2 + PbCl2 =>
NiCl2 + Pb(NO3)2 = Ni(NO3)2 + PbCl2
Na2B4O7*10H2O = Na + B4O7 + H2O =>
Na2B4O7*10H2O = 2 Na + B4O7 + 10 H2O
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g) =>
H2SO4(aq) + Na2CO3(s) = Na2SO4(aq) + H2O + CO2(g)
Cu(SO4) + Na2(C2O4) = Cu(C2O4) + Na2(SO4) =>
Cu(SO4) + Na2(C2O4) = Cu(C2O4) + Na2(SO4)
Cl2 + AgNO3 + H2O = AgCl + HClO3 + HNO3 =>
3 Cl2 + 5 AgNO3 + 3 H2O = 5 AgCl + HClO3 + 5 HNO3
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
Cu(NO3) = Cu + NO3 =>
Cu(NO3) = Cu + NO3
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
Ca + K2CrO4 = Ca(CrO4)2 + K =>
Ca + 2 K2CrO4 = Ca(CrO4)2 + 4 K
(NH4)2C2O4 + KMnO4 + H2SO4 = MnSO4 + K2O + CO2 + N2 + H2O =>
5(NH4)2C2O4 + 8 KMnO4 + 8 H2SO4 = 8 MnSO4 + 4 K2O + 10 CO2 + 5 N2 + 28 H2O
Cu2 + HCl = CuCl2 + H2 =>
Cu2 + 4 HCl = 2 CuCl2 + 2 H2
CaCl2 + NaCl = CaCl2NaCl =>
CaCl2 + NaCl = CaCl2NaCl
BiO + H = Bi + H2O =>
BiO + 2 H = Bi + H2O
K2O + S = K2S + O =>
K2O + S = K2S + O
C2H6O + Na2Cr2O7 + H2SO4 = C2H4O2 + Cr2(SO4)3 + Na2SO4 + H2O =>
3 C2H6O + 2 Na2Cr2O7 + 8 H2SO4 = 3 C2H4O2 + 2 Cr2(SO4)3 + 2 Na2SO4 + 11 H2O
KMnO4 + Na2S + KOH = K2MnO4 + S + NaOH =>
2 KMnO4 + Na2S + 2 KOH = 2 K2MnO4 + S + 2 NaOH
Pb + O = Pb3O4 =>
3 Pb + 4 O = Pb3O4
NiCl2 + O = NiO + Cl2O5 =>
NiCl2 + 6 O = NiO + Cl2O5
Fe(NO3)3(aq) + Na2CO3(aq) = Fe2(CO3)3(s) + NaNO3(aq) =>
2 Fe(NO3)3(aq) + 3 Na2CO3(aq) = Fe2(CO3)3(s) + 6 NaNO3(aq)
Mg + N2 = Mg3N2 =>
3 Mg + N2 = Mg3N2
Cu + CO2 + O2 + H2O = CuCO3*Cu(OH)2 =>
2 Cu + CO2 + O2 + H2O = CuCO3*Cu(OH)2
Cu(NO3)2 + Cr(OH)3 = Cr(NO3)3 + Cu(OH)2 =>
3 Cu(NO3)2 + 2 Cr(OH)3 = 2 Cr(NO3)3 + 3 Cu(OH)2
CuCl2 + NH3 + H2O = Cu(NH3)4(H2O)2 + NH4Cl + OH =>
CuCl2 + 6 NH3 + 4 H2O = Cu(NH3)4(H2O)2 + 2 NH4Cl + 2 OH
CuF2 + H2SO4 = CuSO4 + HF =>
CuF2 + H2SO4 = CuSO4 + 2 HF
FeCl3 + Br2 + NaOH = FeCl2 + BrOH + NaCl =>
2 FeCl3 + Br2 + 2 NaOH = 2 FeCl2 + 2 BrOH + 2 NaCl
Pb(C2H3O2)2(aq) + NaBr(aq) = PbBr2 + Na(C2H3O2) =>
Pb(C2H3O2)2(aq) + 2 NaBr(aq) = PbBr2 + 2 Na(C2H3O2)
B2O3 + C = B4C + CO =>
2 B2O3 + 7 C = B4C + 6 CO
KHSO3 = SO2 + KOH =>
KHSO3 = SO2 + KOH
K2SO3 + H2SO4 = KHSO4 + H2O + SO2 =>
K2SO3 + 2 H2SO4 = 2 KHSO4 + H2O + SO2
AgO + H2O = Ag(OH)2 =>
AgO + H2O = Ag(OH)2
FeBr2 + Br2 = Fe3Br8 =>
3 FeBr2 + Br2 = Fe3Br8
NaCl + Na2Cr2O7 + H2SO4 = Na2SO4 + CrO2Cl2 + H2O =>
4 NaCl + Na2Cr2O7 + 3 H2SO4 = 3 Na2SO4 + 2 CrO2Cl2 + 3 H2O
PbSO4 + H2O = Pb + PbO2 + H2SO4 =>
2 PbSO4 + 2 H2O = Pb + PbO2 + 2 H2SO4
NaAlSi3O8 + H2O + H = Al2Si2O5(OH)4 + SiO2 + Na =>
2 NaAlSi3O8 + H2O + 2 H = Al2Si2O5(OH)4 + 4 SiO2 + 2 Na
CH4 + CO2 + H2O = HCOOH =>
CH4 + 3 CO2 + 2 H2O = 4 HCOOH
Na2SO3 + S8 = Na2S2O3 =>
8 Na2SO3 + S8 = 8 Na2S2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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