| Équations équilibrées la veille |
SO3(g) + H2O(aq) = H2SO4(g)
Be3P2 + N = Be + N3P2 =>
Be3P2 + 3 N = 3 Be + N3P2
H2O2 + NaMnO4 = MnO2 + NaOH + O2 =>
H2O2 + 2 NaMnO4 = 2 MnO2 + 2 NaOH + 2 O2
MgBr + C6H5Br = C6H5MgBr2 =>
MgBr + C6H5Br = C6H5MgBr2
CH4 + Cl2 = CCl4 + HCl =>
CH4 + 4 Cl2 = CCl4 + 4 HCl
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3 =>
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3
AlCl3(aq) + NaNO3(aq) = Al(NO3)3 + NaCl =>
AlCl3(aq) + 3 NaNO3(aq) = Al(NO3)3 + 3 NaCl
CO2 + OH = CO3 + H2O =>
CO2 + 2 OH = CO3 + H2O
CH2O + PCl5 = CH2Cl2 + POCl3 =>
CH2O + PCl5 = CH2Cl2 + POCl3
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
Ba(OH)2 + K2CO3 = BaCO3 + KOH =>
Ba(OH)2 + K2CO3 = BaCO3 + 2 KOH
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
Mg(NO3)2 + N2CO3 = MgCO3 + N2(NO3)2 =>
Mg(NO3)2 + N2CO3 = MgCO3 + N2(NO3)2
S2O3{2-} + I2 = S4O6{2-} + I{-} =>
2 S2O3{2-} + I2 = S4O6{2-} + 2 I{-}
CaI2 + Al2S3 = CaS + AlI3 =>
3 CaI2 + Al2S3 = 3 CaS + 2 AlI3
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
CoCl2 + KSCN = KCl + Co(SCN)2 =>
CoCl2 + 2 KSCN = 2 KCl + Co(SCN)2
Fe2O3 + C = CFe4 + CO2 =>
2 Fe2O3 + 4 C = CFe4 + 3 CO2
Mg + HNO3 = Mg(NO3)2 + H2 = =>
Mg + 2 HNO3 = Mg(NO3)2 + H2
CaS + MgCO3 = CaCO3 + MgS =>
CaS + MgCO3 = CaCO3 + MgS
SO2 + AgNO3 = AgS + NO3 + O2 =>
SO2 + AgNO3 = AgS + NO3 + O2
NH3 = N2 + H2 =>
2 NH3 = N2 + 3 H2
KMnO4 + HBr = MnBr2 + KBr + H2O + Br2 =>
2 KMnO4 + 16 HBr = 2 MnBr2 + 2 KBr + 8 H2O + 5 Br2
Pb(N3)2 + K2Cr2O7 + CH3COONa + H2O = PbCrO4 + KN3 + Na2CrO4 + CH3COOH =>
Pb(N3)2 + K2Cr2O7 + 2 CH3COONa + H2O = PbCrO4 + 2 KN3 + Na2CrO4 + 2 CH3COOH
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Be + N2O5 = BeO + N2 =>
5 Be + N2O5 = 5 BeO + N2
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Al + Sn(MnO4)4 = Al(MnO4) + Sn =>
4 Al + Sn(MnO4)4 = 4 Al(MnO4) + Sn
CuO + HCl = CuCl2 + H2O =>
CuO + 2 HCl = CuCl2 + H2O
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + NaCl(aq) =>
Na2Co3(aq) + CaCl2(aq) = CaCo3(s) + 2 NaCl(aq)
AlCl3 + AgBr = AlBr3 + AgCl =>
AlCl3 + 3 AgBr = AlBr3 + 3 AgCl
H2O + MnO4{-} + S2{2-} = MnS + S8 + OH{-} =>
16 H2O + 4 MnO4{-} + 14 S2{2-} = 4 MnS + 3 S8 + 32 OH{-}
CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + H2O =>
2 CH3COOH + Mg(OH)2 = Mg(CH3COO)2 + 2 H2O
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3 =>
(NH4)2CO3 + MgSO4 = (NH4)2SO4 + MgCO3
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
CuSO4*5H2O + NH3 = CuSO4*5NH3 + H2O =>
CuSO4*5H2O + 5 NH3 = CuSO4*5NH3 + 5 H2O
H3BO3 + Pt(OH)4 = Pt3(BO3)4 + H2O =>
4 H3BO3 + 3 Pt(OH)4 = Pt3(BO3)4 + 12 H2O
KNO3 + ZnO2 = KO + Zn(NO3)2 =>
2 KNO3 + ZnO2 = 2 KO + Zn(NO3)2
Al + NO2{-} + H2O = AlO2{-} + NH4{+} =>
2 Al + NO2{-} + 2 H2O = 2 AlO2{-} + NH4{+}
FeCr2O4 + K2CO2 + O2 = K2CrO4 + Fe2O3 + CO2 =>
4 FeCr2O4 + 8 K2CO2 + 11 O2 = 8 K2CrO4 + 2 Fe2O3 + 8 CO2
FeCl3 + Na2SO4 = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2SO4 = Fe2(SO4)3 + 6 NaCl
H2SO4 + Mg(CH3COO)2 = MgSO4 + CH3COOH =>
H2SO4 + Mg(CH3COO)2 = MgSO4 + 2 CH3COOH
NaOH + C8H5O4K = H2O + C8H4O4KNa =>
NaOH + C8H5O4K = H2O + C8H4O4KNa
Fe(H2O)6{3+} + Cl{-} = FeCl3 + H2O =>
Fe(H2O)6{3+} + 3 Cl{-} = FeCl3 + 6 H2O
CaCN2(s) + H2O(l) = CaCO3(s) + NH3(g) =>
CaCN2(s) + 3 H2O(l) = CaCO3(s) + 2 NH3(g)
HNO3 + HI = I + HNO + H2O =>
HNO3 + 4 HI = 4 I + HNO + 2 H2O
Fe + NaCo3 = FeCo3 + Na =>
Fe + NaCo3 = FeCo3 + Na
Ba + H2SO4 = Ba(SO4) + H2 =>
Ba + H2SO4 = Ba(SO4) + H2
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
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Équations équilibrées sur10/19/24
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