| Équations équilibrées la veille | Équations équilibrées le lendemain |
5 Fe(NO3)3 + 9 NH3 + 42 H2O = 5 Fe(OH)3 + 24 NH4O3
Na2CO3(aq) + NO(g) + O2(g) = NaNO2(aq) + CO2(g) =>
2 Na2CO3(aq) + 4 NO(g) + O2(g) = 4 NaNO2(aq) + 2 CO2(g)
Cl2 + LiOH = LiCl + LiClO + H2O =>
Cl2 + 2 LiOH = LiCl + LiClO + H2O
Fe(S) + O(g) = Fe2O3(s) + SO2(g) =>
2 Fe(S) + 7 O(g) = Fe2O3(s) + 2 SO2(g)
BaCrO4 + H = Ba + HCrO4 =>
BaCrO4 + H = Ba + HCrO4
Cu(NO3)2*3H2O + Ni(NO3)2*6H2O + Al(NO3)3*9H2O + NaOH + Na2CO3*10H2O = Cu10Ni50Al20(OH)160(CO3)10 + NaNO3 + H2O =>
10 Cu(NO3)2*3H2O + 50 Ni(NO3)2*6H2O + 20 Al(NO3)3*9H2O + 160 NaOH + 10 Na2CO3*10H2O = Cu10Ni50Al20(OH)160(CO3)10 + 180 NaNO3 + 610 H2O
K2CrO4 + KOH + H2S + H2O = K3[Cr(OH)6] + S =>
2 K2CrO4 + 2 KOH + 3 H2S + 2 H2O = 2 K3[Cr(OH)6] + 3 S
K2Cr2O7 + FeC2O4 + H2SO4 = K2SO4 + Cr2(SO4)3 + CO2 + Fe2(SO4)3 + H2O =>
K2Cr2O7 + 2 FeC2O4 + 7 H2SO4 = K2SO4 + Cr2(SO4)3 + 4 CO2 + Fe2(SO4)3 + 7 H2O
C5H12 + HBr = C5H12Br + H2 =>
2 C5H12 + 2 HBr = 2 C5H12Br + H2
N2H4(g) + O2(g) = N2(g) + H2O =>
N2H4(g) + O2(g) = N2(g) + 2 H2O
Sc + Br2 = ScBr2 =>
Sc + Br2 = ScBr2
C + H1 = H1C2 =>
2 C + H1 = H1C2
C7H8N4O2 + O2 = CO2 + H2O + NO =>
C7H8N4O2 + 10 O2 = 7 CO2 + 4 H2O + 4 NO
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
SO3(PO4) = SO3 + PO4 =>
SO3(PO4) = SO3 + PO4
C2H6O + K2Cr2O7 + H2SO4 = CO2 + Cr2(SO4)3 + K2SO4 + H2O =>
C2H6O + 2 K2Cr2O7 + 8 H2SO4 = 2 CO2 + 2 Cr2(SO4)3 + 2 K2SO4 + 11 H2O
NaN3 + H2O = NO3 + Na + H2 =>
NaN3 + 9 H2O = 3 NO3 + Na + 9 H2
C4H14O8Co + C2H6O + C16H16N2O2 = H2O + C16H16CoN2O2 + (C2H4O2) =>
2 C4H14O8Co + C2H6O + 2 C16H16N2O2 = 7 H2O + 2 C16H16CoN2O2 + 5(C2H4O2)
C14H30 + O2 = C14O2 + H30O2 =>
C14H30 + 2 O2 = C14O2 + H30O2
SiO2 + Ca2(PO4)3 + C = CaSiO3 + P + CO =>
2 SiO2 + Ca2(PO4)3 + 10 C = 2 CaSiO3 + 3 P + 10 CO
K2CO3 + (CH3COO)2Mg = K2Mg + (CH3COO)2CO3 =>
K2CO3 + (CH3COO)2Mg = K2Mg + (CH3COO)2CO3
C813H28 + O2 = CO2 + H2O =>
C813H28 + 820 O2 = 813 CO2 + 14 H2O
CS2 + Cl2 = CCl4 + S2Cl2 =>
CS2 + 3 Cl2 = CCl4 + S2Cl2
AgNO3 + KF = KNO3 + AgF =>
AgNO3 + KF = KNO3 + AgF
Sn(s) + HNO3(aq) = Sn(NO3)2(aq) + NO(g) + H2O(l) =>
3 Sn(s) + 8 HNO3(aq) = 3 Sn(NO3)2(aq) + 2 NO(g) + 4 H2O(l)
KBr + H3PO4 = KH3 + BrPO4 =>
KBr + H3PO4 = KH3 + BrPO4
[Zn(NH3)4]Cl2 = ZnCl2 + NH3 =>
[Zn(NH3)4]Cl2 = ZnCl2 + 4 NH3
Fe(NO3)3(aq) + (NH4)2S(aq) = Fe2S3 + NH4NO3 =>
2 Fe(NO3)3(aq) + 3(NH4)2S(aq) = Fe2S3 + 6 NH4NO3
Na3PO4 + NaOH = Na4PO4OH =>
Na3PO4 + NaOH = Na4PO4OH
Ag(s) + O2(g) = AgO(s) =>
2 Ag(s) + O2(g) = 2 AgO(s)
MgB2 = Mg + B =>
MgB2 = Mg + 2 B
SbCl3 + Na2S2O3 + H2O = Sb2S2 + H2SO4 + NaCl + HCl =>
8 SbCl3 + 9 Na2S2O3 + 13 H2O = 4 Sb2S2 + 10 H2SO4 + 18 NaCl + 6 HCl
C4H6O4Ca = C3H6O + CaCO3 =>
C4H6O4Ca = C3H6O + CaCO3
KH(IO3)2 + KI + H2O = I2 + KOH =>
KH(IO3)2 + 10 KI + 5 H2O = 6 I2 + 11 KOH
CO + NaOH = NaCOOH =>
CO + NaOH = NaCOOH
H2SO4 + CuOH = CuSO4 + SO2 + H2O =>
3 H2SO4 + 2 CuOH = 2 CuSO4 + SO2 + 4 H2O
NO2 + H2SO4 = SO4 + HNO2 =>
2 NO2 + H2SO4 = SO4 + 2 HNO2
HCl + OH = Cl + HOH =>
HCl + OH = Cl + HOH
Mg(OH)2 + MnO2 = MgMn + H2O + O2 =>
2 Mg(OH)2 + 2 MnO2 = 2 MgMn + 2 H2O + 3 O2
Fe2O3 + H2SO4 = H2O + FeOHSO4 =>
Fe2O3 + 2 H2SO4 = H2O + 2 FeOHSO4
C2H3Cl + KOH = C2H2 + KCl + H2O =>
C2H3Cl + KOH = C2H2 + KCl + H2O
Mn{2+} + H2O = MnO2 + e + H{+} =>
Mn{2+} + 2 H2O = MnO2 + 2e + 4 H{+}
KMnO4 + C2O4Ca + H2SO4 = CO2 + K2SO4 + MnSO4 + CaSO4 + H2O =>
2 KMnO4 + 5 C2O4Ca + 8 H2SO4 = 10 CO2 + K2SO4 + 2 MnSO4 + 5 CaSO4 + 8 H2O
HMnO4 + Fe(OH)3 = Fe(MnO4)3 + H2O =>
3 HMnO4 + Fe(OH)3 = Fe(MnO4)3 + 3 H2O
Cr(OH)3 + Br2 + Na(OH) = Na2(CrO4) + NaBr + H2O =>
2 Cr(OH)3 + 3 Br2 + 10 Na(OH) = 2 Na2(CrO4) + 6 NaBr + 8 H2O
C8H10N4O + NaOH = H2O + NaC8H9N4O =>
C8H10N4O + NaOH = H2O + NaC8H9N4O
Cl2H2Si + Fe(OH)3 = FeCl3 + SiO2 + H2 =>
3 Cl2H2Si + 2 Fe(OH)3 = 2 FeCl3 + 3 SiO2 + 6 H2
Na2SiO3 + NH4Cl = NH3 + H2SiO3 + NaCl =>
Na2SiO3 + 2 NH4Cl = 2 NH3 + H2SiO3 + 2 NaCl
H2S + Ag + HNO3 = Ag2SO3 + NO2 + H2O =>
H2S + 2 Ag + 8 HNO3 = Ag2SO3 + 8 NO2 + 5 H2O
Zn + Te = ZnTe =>
Zn + Te = ZnTe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur03/07/25
Équations équilibrées sur04/06/24
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