| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2SO4 + Zn(OH)2 = ZnSO4 + 2 H2O
H2SO4 + F = FSO4 + H =>
H2SO4 + F = FSO4 + 2 H
FeS2 + NO3{-} + H{+} = Fe{2+} + SO4{2-} + N2 + H2O =>
5 FeS2 + 14 NO3{-} + 4 H{+} = 5 Fe{2+} + 10 SO4{2-} + 7 N2 + 2 H2O
Rb + Zn(NO3)2 = Zn + RbNO3 =>
2 Rb + Zn(NO3)2 = Zn + 2 RbNO3
NH4 + OH = NH3 + H2O =>
NH4 + OH = NH3 + H2O
CoCl2*6H2O + HCl + C2H8N2 + H2O2 = [Co(C2H8N2)3]Cl3 + H2O =>
2 CoCl2*6H2O + 2 HCl + 6 C2H8N2 + H2O2 = 2[Co(C2H8N2)3]Cl3 + 14 H2O
K2C + O2 = K2CO3 =>
2 K2C + 3 O2 = 2 K2CO3
CaP + H2O = CaO2H2 + P2H4 =>
2 CaP + 4 H2O = 2 CaO2H2 + P2H4
AlCl2 + H2O = Al(OH)3 + Cl2 + H2 =>
2 AlCl2 + 6 H2O = 2 Al(OH)3 + 2 Cl2 + 3 H2
CaSe + KCl = CaCl2 + K2Se =>
CaSe + 2 KCl = CaCl2 + K2Se
B2O3 + HCl = B2O3Cl3 + H2 =>
2 B2O3 + 6 HCl = 2 B2O3Cl3 + 3 H2
H2SO4 + F = FSO4 + H =>
H2SO4 + F = FSO4 + 2 H
NaNO3 + HCl + NaI = NaCl + NOCl + H2O + I =>
NaNO3 + 4 HCl + 2 NaI = 3 NaCl + NOCl + 2 H2O + 2 I
Al + Fe3O = Al3O + Fe =>
3 Al + Fe3O = Al3O + 3 Fe
Zn + KNO3 + KOH + H2O = NH3 + K2[Zn(OH)4] =>
4 Zn + KNO3 + 7 KOH + 6 H2O = NH3 + 4 K2[Zn(OH)4]
C3H5(OH)3 + Na = C3H5(ONa)3 + H2 =>
2 C3H5(OH)3 + 6 Na = 2 C3H5(ONa)3 + 3 H2
K4(Mn(CN)6) + O2 + H2SO4 = K3(Mn(CN)6) + K2SO4 + H2O =>
4 K4(Mn(CN)6) + O2 + 2 H2SO4 = 4 K3(Mn(CN)6) + 2 K2SO4 + 2 H2O
C2 + H2 + O2 = CH3OH =>
C2 + 4 H2 + O2 = 2 CH3OH
NaAlO2 + H2SO4 = Na2SO4 + Al2(SO4)3 + H2O =>
2 NaAlO2 + 4 H2SO4 = Na2SO4 + Al2(SO4)3 + 4 H2O
Rb2CO3 + HF = RbF + H2O + CO2 =>
Rb2CO3 + 2 HF = 2 RbF + H2O + CO2
Mg + Au(NO3) = Au + Mg(NO3)2 =>
Mg + 2 Au(NO3) = 2 Au + Mg(NO3)2
CeCl3 + Ca = Ce + CaCl2 =>
2 CeCl3 + 3 Ca = 2 Ce + 3 CaCl2
Tb + Cl2 = TbCl3 =>
2 Tb + 3 Cl2 = 2 TbCl3
CH3COOH + NaHCO3 = CH3COONa + H2O + CO2 =>
CH3COOH + NaHCO3 = CH3COONa + H2O + CO2
Fe2 + KSCN = FeSCN + K =>
Fe2 + 2 KSCN = 2 FeSCN + 2 K
C2H2 + CuCl = C2Cu2 + HCl =>
C2H2 + 2 CuCl = C2Cu2 + 2 HCl
CaCO3(s) + H2O(l) + CO2(g) = Ca + (HCO3)(s) =>
CaCO3(s) + H2O(l) + CO2(g) = Ca + 2(HCO3)(s)
CaCO3 + HBr = CaBr2 + H2CO3 =>
CaCO3 + 2 HBr = CaBr2 + H2CO3
AgNO3(aq) + (NH4)3PO4(aq) = NH4NO3(aq) + Ag3PO4(s) =>
3 AgNO3(aq) + (NH4)3PO4(aq) = 3 NH4NO3(aq) + Ag3PO4(s)
Al(s) + CuSO4(aq) = SO4(aq) + CuAl(s) =>
Al(s) + CuSO4(aq) = SO4(aq) + CuAl(s)
Mn2O7 + H2SO4 = Mn2(SO4)7 + H2O =>
Mn2O7 + 7 H2SO4 = Mn2(SO4)7 + 7 H2O
FeCl2 + H2O = Fe2O4 + H2 + HCl =>
2 FeCl2 + 4 H2O = Fe2O4 + 2 H2 + 4 HCl
Ca(NO3)2(aq) + Na2S(aq) = CaS(s) + Na(NO3) =>
Ca(NO3)2(aq) + Na2S(aq) = CaS(s) + 2 Na(NO3)
CuCl2 + Fe = CuCl2Fe =>
CuCl2 + Fe = CuCl2Fe
H3CCO2H + NaOH = Na(H3CCO2) + H2O =>
H3CCO2H + NaOH = Na(H3CCO2) + H2O
K2S2O8 + KI = K{+} + I2 + SO4{2-} =>
K2S2O8 + 2 KI = 4 K{+} + I2 + 2 SO4{2-}
K2Cr2O7 + NaNO2 + H2SO4 = Cr2(SO4)3 + K2SO4 + NaNO3 + H2O =>
K2Cr2O7 + 3 NaNO2 + 4 H2SO4 = Cr2(SO4)3 + K2SO4 + 3 NaNO3 + 4 H2O
KNO3 + H2SO4 + Hg = KSO4 + HgSO4 + NO + H2O =>
KNO3 + 2 H2SO4 + Hg = KSO4 + HgSO4 + NO + 2 H2O
CuCl + NH3 = Cl(NH3)2 + Cu =>
CuCl + 2 NH3 = Cl(NH3)2 + Cu
Ni2 + (CO3)3 = NiO + CO2 =>
3 Ni2 + 2(CO3)3 = 6 NiO + 6 CO2
Pt(NH3)2Cl2 + C5H5N = Pt(NH3)2Cl2(C5H5N) =>
Pt(NH3)2Cl2 + C5H5N = Pt(NH3)2Cl2(C5H5N)
Rb + HCH3CO2 = RbCH3CO2 + H2 =>
2 Rb + 2 HCH3CO2 = 2 RbCH3CO2 + H2
Na2Cr2O7 + HI = I2 + CrI3 + NaI + H2O =>
Na2Cr2O7 + 14 HI = 3 I2 + 2 CrI3 + 2 NaI + 7 H2O
H2AsO4 + H2S = As2O3 + S + H2O =>
2 H2AsO4 + 3 H2S = As2O3 + 3 S + 5 H2O
Na2CrO4(aq) + Fe(NO3)3(aq) = Fe2(CrO4)3(s) + NaNO3(aq) =>
3 Na2CrO4(aq) + 2 Fe(NO3)3(aq) = Fe2(CrO4)3(s) + 6 NaNO3(aq)
CoO + CH3COOH = Co(CH3COO)2 + H2O =>
CoO + 2 CH3COOH = Co(CH3COO)2 + H2O
Pb{2+} + Fe = Pb + Fe{2+} =>
Pb{2+} + Fe = Pb + Fe{2+}
H2O + S + CO2 = H2SO4 + CH2O =>
5 H2O + 2 S + 3 CO2 = 2 H2SO4 + 3 CH2O
Ni(NO3)2(aq) + Na2S(aq) = NaNO3(aq) + NiS(s) =>
Ni(NO3)2(aq) + Na2S(aq) = 2 NaNO3(aq) + NiS(s)
Na2 + HCl2 = NaCl + H =>
Na2 + HCl2 = 2 NaCl + H
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Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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