| Équations équilibrées la veille |
4 Mg + 2 HNO3 + 4 H2SO4 = 4 MgSO4 + N2O + 5 H2O
BeCl2 + Sn = SnCl + Be =>
BeCl2 + 2 Sn = 2 SnCl + Be
Zn + NO3{-} + H{+} = Zn{2+} + NH4{+} + H2O =>
4 Zn + NO3{-} + 10 H{+} = 4 Zn{2+} + NH4{+} + 3 H2O
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O =>
C3H6O + C6H6N4O4 = C9H10O4N4 + H2O
Pb(NO3)2 + HCl = PbCl2 + H2(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbCl2 + H2(NO3)2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
BaF2 + Al2(SO4)3 = AlF3 + BaSO4 =>
3 BaF2 + Al2(SO4)3 = 2 AlF3 + 3 BaSO4
(NH4)2S + NaI = NH4I + Na2S =>
(NH4)2S + 2 NaI = 2 NH4I + Na2S
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Pb(NO3)2 + HCl = PbCl2 + H2(NO3)2 =>
Pb(NO3)2 + 2 HCl = PbCl2 + H2(NO3)2
BCl3 + H2O = H3BO3 + (HCl) =>
BCl3 + 3 H2O = H3BO3 + 3(HCl)
Pb(NO3)2 + HCl = PbCl2 + HNO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 HNO3
I2 + F2 + H2O = IO3{-} + F{-} + H3O{+} =>
I2 + 5 F2 + 18 H2O = 2 IO3{-} + 10 F{-} + 12 H3O{+}
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
NO2 + O2 + H2O = HNO3 =>
4 NO2 + O2 + 2 H2O = 4 HNO3
SO + H2 = H2S + H2O =>
SO + 2 H2 = H2S + H2O
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
Cu(NO3)2 + Na2SO3 = Cu(SO3) + NaNO3 =>
Cu(NO3)2 + Na2SO3 = Cu(SO3) + 2 NaNO3
NH4NO2 = N + H2O =>
NH4NO2 = 2 N + 2 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Ni + F2 = NiF2 =>
Ni + F2 = NiF2
Pb + H2O = Pb(OH)2 + H2 =>
Pb + 2 H2O = Pb(OH)2 + H2
K2HPO4NaOH = NaH2OK2PO4 =>
K2HPO4NaOH = NaH2OK2PO4
H2SO4 + KMnO4 + Na2C2O4 = MnSO4 + CO2 + K2SO4 + Na2SO4 + H2O =>
8 H2SO4 + 2 KMnO4 + 5 Na2C2O4 = 2 MnSO4 + 10 CO2 + K2SO4 + 5 Na2SO4 + 8 H2O
LiCl + Br2 = LiBr + Cl2 =>
2 LiCl + Br2 = 2 LiBr + Cl2
Al(SO4)3 + Ba(OH)2 = Al(OH)3 + Ba(SO4)2 =>
2 Al(SO4)3 + 3 Ba(OH)2 = 2 Al(OH)3 + 3 Ba(SO4)2
Co + Na = Na2Co3 =>
3 Co + 2 Na = Na2Co3
NiCO3 + Al(OH)3 = Ni(OH)2 + Al2(CO3)3 =>
3 NiCO3 + 2 Al(OH)3 = 3 Ni(OH)2 + Al2(CO3)3
TiCl4(s) + H2O(l) = TiO2(s) + HCl(q) =>
TiCl4(s) + 2 H2O(l) = TiO2(s) + 4 HCl(q)
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
Ba(C2H3O2)2 + (NH4)3PO4 = Ba3(PO4)2 + NH4C2H3O2 =>
3 Ba(C2H3O2)2 + 2(NH4)3PO4 = Ba3(PO4)2 + 6 NH4C2H3O2
Ba(NO3)2 + Na2CrO4 = BaCrO4 + NaNO3 =>
Ba(NO3)2 + Na2CrO4 = BaCrO4 + 2 NaNO3
NaCl + Pb(NO3)2 = Pb + Cl + NaNO3 =>
2 NaCl + Pb(NO3)2 = Pb + 2 Cl + 2 NaNO3
HI + NH4S = NH4I + HS =>
HI + NH4S = NH4I + HS
Na + S = Na2S =>
2 Na + S = Na2S
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
CH3OH + HCl = CH3Cl + H2O =>
CH3OH + HCl = CH3Cl + H2O
NaOH + K3[Co(NO2)6] = KNO2 + NaNO2 + Co(OH)3 =>
3 NaOH + K3[Co(NO2)6] = 3 KNO2 + 3 NaNO2 + Co(OH)3
CoCl2 + HCl + H2O = CoCl3 + H3O =>
CoCl2 + HCl + H2O = CoCl3 + H3O
FeO + SO3 = FeSO4 =>
FeO + SO3 = FeSO4
H2S + MnCl2 = MnS + HCl =>
H2S + MnCl2 = MnS + 2 HCl
K2Cr2O7 + Na2SO3 + HCl = CrCl3 + KCl + Na2SO4 + H2O =>
K2Cr2O7 + 3 Na2SO3 + 8 HCl = 2 CrCl3 + 2 KCl + 3 Na2SO4 + 4 H2O
ZnSO4 + KCl = ZnCl2 + K2SO4 =>
ZnSO4 + 2 KCl = ZnCl2 + K2SO4
Al + Pb(NO3)2 = Al(NO3)3 + Pb =>
2 Al + 3 Pb(NO3)2 = 2 Al(NO3)3 + 3 Pb
KCr + AgNO3 = KNO3 + AgCr =>
KCr + AgNO3 = KNO3 + AgCr
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
CH4 + S = CS2 + H2S =>
CH4 + 4 S = CS2 + 2 H2S
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
Mg + Cl2 = MgCl2 =>
Mg + Cl2 = MgCl2
CrI3 + Pb(NO3)2 = Cr(NO3)3 + PbI2 =>
2 CrI3 + 3 Pb(NO3)2 = 2 Cr(NO3)3 + 3 PbI2
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Équations équilibrées sur11/16/24
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