| Équations équilibrées la veille | Équations équilibrées le lendemain |
4 NaO + 4 CO2 + 6 H2O = 3 O2 + 4 NaC(OH)3
Fe3O4(s) + O(g) = Fe2O9(s) =>
2 Fe3O4(s) + 19 O(g) = 3 Fe2O9(s)
C2H2H5OH + O2 = CO2 + H2O =>
2 C2H2H5OH + 7 O2 = 4 CO2 + 8 H2O
N2Cl4 + CH4 = N6 + H12 + Cl4C =>
3 N2Cl4 + 3 CH4 = N6 + H12 + 3 Cl4C
MgO + H2SO3 = Mg(SO3) + H2O =>
MgO + H2SO3 = Mg(SO3) + H2O
Na(s) + Cl(g) = NaCl =>
Na(s) + Cl(g) = NaCl
K2Cr2O7 + K2C2O4 + H2C2O4 = K3[Cr(C2O4)3] + CO2 + H2O =>
K2Cr2O7 + 2 K2C2O4 + 7 H2C2O4 = 2 K3[Cr(C2O4)3] + 6 CO2 + 7 H2O
Cu2S(s) + Ag(NO3)2(aq) = Cu(NO3)2 + Ag2S =>
Cu2S(s) + 2 Ag(NO3)2(aq) = 2 Cu(NO3)2 + Ag2S
Na2CO3(ag) + HCl(ag) = NaCl(ag) + H2CO3(ag) =>
Na2CO3(ag) + 2 HCl(ag) = 2 NaCl(ag) + H2CO3(ag)
SnSe + H2SO4 = SnO2 + SeO2 + H2S =>
SnSe + H2SO4 = SnO2 + SeO2 + H2S
NaOH + Cl2 + HNO3 = NaClONO2 + H2O =>
2 NaOH + Cl2 + 2 HNO3 = 2 NaClONO2 + 2 H2O
Na(HCO3) + H2(SO4) = Na(SO4) + H2(HCO3) =>
Na(HCO3) + H2(SO4) = Na(SO4) + H2(HCO3)
C600H10000O500 + O2 = CO2 + H2O =>
C600H10000O500 + 2850 O2 = 600 CO2 + 5000 H2O
KAl(OH)4 + H2SO4 = KAl + SO4 + H2O =>
KAl(OH)4 + 2 H2SO4 = KAl + 2 SO4 + 4 H2O
K2CrO4 + KI + H2SO4 = I2 + H2O + Cr2(SO4)3 + K2SO4 =>
2 K2CrO4 + 6 KI + 8 H2SO4 = 3 I2 + 8 H2O + Cr2(SO4)3 + 5 K2SO4
Ca(NO3)2 + Na2C2O4 = CaC2O4 + NaNO3 =>
Ca(NO3)2 + Na2C2O4 = CaC2O4 + 2 NaNO3
C4(H2)5 + O = H2O + CO2 =>
C4(H2)5 + 13 O = 5 H2O + 4 CO2
Na + CO = Na2CO3 + C =>
2 Na + 3 CO = Na2CO3 + 2 C
CuSO4 + NaCl + NaHSO3 + H2O = CuCl + Na2SO4 + H2SO4 =>
4 CuSO4 + 4 NaCl + 2 NaHSO3 + 2 H2O = 4 CuCl + 3 Na2SO4 + 3 H2SO4
AlBr3(aq) + O2(g) = Al2O3(aq) + Br2(s) =>
4 AlBr3(aq) + 3 O2(g) = 2 Al2O3(aq) + 6 Br2(s)
H2Se + CaCO3 = H2O + CO2 + CaSe =>
H2Se + CaCO3 = H2O + CO2 + CaSe
H2O4 = H3O + O2 =>
3 H2O4 = 2 H3O + 5 O2
Pb + ZnCl2 = Zn + PbCl3 =>
2 Pb + 3 ZnCl2 = 3 Zn + 2 PbCl3
Na(OH)2 + CO2 = NaH2CO4 =>
Na(OH)2 + CO2 = NaH2CO4
Na2SO4 + KMnO4 + H2SO4 = NaSO4 + MnSO4 + K2SO4 + H2O =>
5 Na2SO4 + 2 KMnO4 + 8 H2SO4 = 10 NaSO4 + 2 MnSO4 + K2SO4 + 8 H2O
Al + KOH + H2O = K[Al(OH)4] + H2 =>
2 Al + 2 KOH + 6 H2O = 2 K[Al(OH)4] + 3 H2
CaCO3 + Na2C2O4 = CaC2O4 + Na2CO3 =>
CaCO3 + Na2C2O4 = CaC2O4 + Na2CO3
HCl + CuCl2 = HCu + Cl2 =>
2 HCl + 2 CuCl2 = 2 HCu + 3 Cl2
CrCl3*6H2O + C2H8N2 = [Cr(C2H8N2)3]Cl3*3H2O + H2O =>
CrCl3*6H2O + 3 C2H8N2 = [Cr(C2H8N2)3]Cl3*3H2O + 3 H2O
Cu{+} + PbO2 + SO4{2-} + H{+} = Cu{2+} + PbSO4 + H2O =>
2 Cu{+} + PbO2 + SO4{2-} + 4 H{+} = 2 Cu{2+} + PbSO4 + 2 H2O
C7H7NO2 + HCl + Fe = C7H7NH3Cl + FeCl2 + H2O =>
C7H7NO2 + 7 HCl + 3 Fe = C7H7NH3Cl + 3 FeCl2 + 2 H2O
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
(NH4)2SO4 = NH3 + H2SO4 =>
(NH4)2SO4 = 2 NH3 + H2SO4
Ba(C2H3O2)2 = Ba + C + H + O =>
Ba(C2H3O2)2 = Ba + 4 C + 6 H + 4 O
KHCO3 + CH3COOH = CH3COOK + H2O + CO2 =>
KHCO3 + CH3COOH = CH3COOK + H2O + CO2
PCl5 + O2 = POCl3 + Cl2O =>
PCl5 + O2 = POCl3 + Cl2O
SO3 + H2O = H2SO4 =>
SO3 + H2O = H2SO4
Hg + HNO3 = Hg(NO3)2 + NH3NO3 + H2O =>
7 Hg + 18 HNO3 = 7 Hg(NO3)2 + 2 NH3NO3 + 6 H2O
AgBr + NaNO3 + NH4OH = AgNO3 + NH4Br + NaOH =>
AgBr + NaNO3 + NH4OH = AgNO3 + NH4Br + NaOH
N2H4 + H2O2 = H2O + NO =>
N2H4 + 4 H2O2 = 6 H2O + 2 NO
H2O + Se + Cd{2+} = Cd + SeO2{2-} + H{+} =>
2 H2O + Se + Cd{2+} = Cd + SeO2{2-} + 4 H{+}
Au2 + O3 = AuO2 =>
3 Au2 + 4 O3 = 6 AuO2
Na2S + Cu(NO3) = CuS + Na2(NO3) =>
Na2S + Cu(NO3) = CuS + Na2(NO3)
KI + Cl = K2Cl + I =>
2 KI + Cl = K2Cl + 2 I
FeCl + NH4OH = Fe + (OH)3 + NH4Cl =>
3 FeCl + 3 NH4OH = 3 Fe + (OH)3 + 3 NH4Cl
C6H12 + O2 = H2C6O4 + H2O =>
2 C6H12 + 9 O2 = 2 H2C6O4 + 10 H2O
Na2SiO3 + CaCO3 = CaSiO3 + Na2CO3 =>
Na2SiO3 + CaCO3 = CaSiO3 + Na2CO3
(NH4)2Ni(SO4)2*6H2O = (NH4)2SO4 + H2O + NiSO4 =>
(NH4)2Ni(SO4)2*6H2O = (NH4)2SO4 + 6 H2O + NiSO4
Pb(OH)2 + H2CO3 = Pb(OH)2CO2 + H2O =>
Pb(OH)2 + H2CO3 = Pb(OH)2CO2 + H2O
AlCl3 + CH3CH3CO = CH3CH3AlCO{-} + Cl3{+} =>
AlCl3 + CH3CH3CO = CH3CH3AlCO{-} + Cl3{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
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