| Équations équilibrées la veille |
Fe(OH)3 + 5 NaOH + 2 Cl2 = NaFeO4 + 4 H2O + 4 NaCl
Ba + NO3 = Ba(NO3)4 =>
Ba + 4 NO3 = Ba(NO3)4
NaNO3 + H2SO4 = Na2SO + H2O + O2 + NO2 =>
2 NaNO3 + H2SO4 = Na2SO + H2O + 2 O2 + 2 NO2
HCOOH + H{+} + Cr2O7{2–} = CO2 + H2O + Cr{3+} =>
5 HCOOH + 4 H{+} + Cr2O7{2–} = 5 CO2 + 7 H2O + 2 Cr{3+}
Na2ZnO2 + HCl = ZnCl2 + NaCl + H2O =>
Na2ZnO2 + 4 HCl = ZnCl2 + 2 NaCl + 2 H2O
NNO2 + Cl2 + H2O = HNO3 + HCl =>
NNO2 + 3 Cl2 + 4 H2O = 2 HNO3 + 6 HCl
Ti2(SO4)4 + H2O = TiO2 + H2SO4 =>
Ti2(SO4)4 + 4 H2O = 2 TiO2 + 4 H2SO4
Gd2O3 + Sr(NO3)2 + NH2CONH2 = SrGd2O4 + CO2 + N2 + H2O =>
3 Gd2O3 + 3 Sr(NO3)2 + 5 NH2CONH2 = 3 SrGd2O4 + 5 CO2 + 8 N2 + 10 H2O
KNO3 + Cr + O2 = KCr2O4 + NO2 =>
2 KNO3 + 4 Cr + 3 O2 = 2 KCr2O4 + 2 NO2
Fe2{+} + K3[Fe(CN)6] = Fe3[Fe(CN)6] + K2{+} =>
3 Fe2{+} + 2 K3[Fe(CN)6] = 2 Fe3[Fe(CN)6] + 3 K2{+}
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
C9H8O4 + NaOH = C9H7O4Na + H2O =>
C9H8O4 + NaOH = C9H7O4Na + H2O
Mn2O3 + Al = Al2O3 + Mn =>
Mn2O3 + 2 Al = Al2O3 + 2 Mn
Na2C2 + H2O = Na2C2O4 + H2 =>
Na2C2 + 4 H2O = Na2C2O4 + 4 H2
Ba(NO3)2 + (Na2CrO4) = BaCrO4 + NaNO3 =>
Ba(NO3)2 + (Na2CrO4) = BaCrO4 + 2 NaNO3
HCl(aq) + K2CO3 = KCl + H2O + CO2 =>
2 HCl(aq) + K2CO3 = 2 KCl + H2O + CO2
CaC2(s) + H2O(l) = C2H2(aq) + Ca(OH)2(aq) =>
CaC2(s) + 2 H2O(l) = C2H2(aq) + Ca(OH)2(aq)
B2O3 + NaOH = Na3BO3 + H2O =>
B2O3 + 6 NaOH = 2 Na3BO3 + 3 H2O
MnO2(s) + HCl(aq) = Mn + Cl2(g) + H2O(l) =>
MnO2(s) + 4 HCl(aq) = Mn + 2 Cl2(g) + 2 H2O(l)
PbO + COS = PbS + CO2 =>
PbO + COS = PbS + CO2
Ag(s) + CuCl2(aq) = AgCl3 + Cu =>
2 Ag(s) + 3 CuCl2(aq) = 2 AgCl3 + 3 Cu
Na2SO3 + K2Cr2O7 = SO4 + Cr + Na + K =>
7 Na2SO3 + K2Cr2O7 = 7 SO4 + 2 Cr + 14 Na + 2 K
SiC + H2O2 + KOH = K2SiO3 + K2CO3 + H2O =>
SiC + 4 H2O2 + 4 KOH = K2SiO3 + K2CO3 + 6 H2O
Be(OH)2 + H2Cr2O7 = BeCr2O7 + H2O =>
Be(OH)2 + H2Cr2O7 = BeCr2O7 + 2 H2O
NaClO + PbS = PbSO4 + NaCl =>
4 NaClO + PbS = PbSO4 + 4 NaCl
(NH4)2SO4 + CrNO3 = NH4NO3 + Cr2SO4 =>
(NH4)2SO4 + 2 CrNO3 = 2 NH4NO3 + Cr2SO4
Na2CO3(aq) + CaCl2(ag) = Na2Cl2(aq) + CaCO3(ag) =>
Na2CO3(aq) + CaCl2(ag) = Na2Cl2(aq) + CaCO3(ag)
NaI + Sr(NO3) = Na(NO3) + SrI =>
NaI + Sr(NO3) = Na(NO3) + SrI
H2O2 + FeSO4 = H2SO4 + FeO2 =>
H2O2 + FeSO4 = H2SO4 + FeO2
CuSO4(aq) + Zn(NO3)2 = Cu(NO3)2 + ZnSO4 =>
CuSO4(aq) + Zn(NO3)2 = Cu(NO3)2 + ZnSO4
Hg(OH)2 + H3PO4 = Hg3(PO4)2 + H2O =>
3 Hg(OH)2 + 2 H3PO4 = Hg3(PO4)2 + 6 H2O
K + HClO = KClO + H =>
K + HClO = KClO + H
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
FeO(s) + HNO3(aq) = Fe(NO3)2(aq) + H2O(l) =>
FeO(s) + 2 HNO3(aq) = Fe(NO3)2(aq) + H2O(l)
CaCl2 + MnSO4 = CaSO4 + MnCl2 =>
CaCl2 + MnSO4 = CaSO4 + MnCl2
Pb(NO3)2(s) + NaCl(s) = PbCl2(s) + NaNO3(s) =>
Pb(NO3)2(s) + 2 NaCl(s) = PbCl2(s) + 2 NaNO3(s)
SIH4 + O2 = SIO2 + H2O =>
SIH4 + 2 O2 = SIO2 + 2 H2O
C15H29COOH + O2 = CO2 + H2O =>
2 C15H29COOH + 45 O2 = 32 CO2 + 30 H2O
Fe + HNO3 = Fe(NO3)2 + NO + H2O2 =>
Fe + 4 HNO3 = Fe(NO3)2 + 2 NO + 2 H2O2
Na2CO3 + HCl = NaCl + H2CO3 =>
Na2CO3 + 2 HCl = 2 NaCl + H2CO3
NaBH4 + (CH3)3NH3Cl = H3BNH2(CH3)3 + H2 + NaCl =>
NaBH4 + (CH3)3NH3Cl = H3BNH2(CH3)3 + H2 + NaCl
KIHgNO3 = KNO3HgI =>
KIHgNO3 = KNO3HgI
Na2O(SiO2)3(H2O) + Al2O3(SiO2)4(CaO)6 + KOH + NaOH + Al2O3(SiO2)2 = Ca2SiO4KAlO2NaAlO2(SiO2)2 + H2O =>
Na2O(SiO2)3(H2O) + 3 Al2O3(SiO2)4(CaO)6 + 9 KOH + 7 NaOH + 6 Al2O3(SiO2)2 = 9 Ca2SiO4KAlO2NaAlO2(SiO2)2 + 9 H2O
HQ + H2O = H3O + Q =>
HQ + H2O = H3O + Q
C2H4O + H2O = CO + H2 =>
C2H4O + H2O = 2 CO + 3 H2
KMnO4 + NaI + KOH = I2 + NaOH + K2MnO4 =>
2 KMnO4 + 2 NaI + 2 KOH = I2 + 2 NaOH + 2 K2MnO4
KI + S = SI + K =>
KI + S = SI + K
ethane + O2 = water + carbondioxide =>
2 C2H6 + 7 O2 = 6 H2O + 4 CO2
Ag3BO3 + NaCl = AgCl + Na3BO3 =>
Ag3BO3 + 3 NaCl = 3 AgCl + Na3BO3
C6H12O6 = CH3CH2OHCO2 =>
C6H12O6 = 2 CH3CH2OHCO2
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Équations équilibrées sur12/13/24
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