| Équations équilibrées la veille |
(NH4)3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 NH3(aq) + 3 H2O
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
HNO2 + SO2 + H2O = NH2OH + H2SO4 =>
HNO2 + 2 SO2 + 3 H2O = NH2OH + 2 H2SO4
H2 + SO2 + NO = H2SO4 + N2O =>
H2 + SO2 + 4 NO = H2SO4 + 2 N2O
Sb4O6 + C = Sb + C2O4 =>
2 Sb4O6 + 6 C = 8 Sb + 3 C2O4
MgCl2 + KOH = Mg(OH)2 + KCl =>
MgCl2 + 2 KOH = Mg(OH)2 + 2 KCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
I2 + ClO3 + H2O = IO3{-} + Cl{-} + H{+} =>
7 I2 + 10 ClO3 + 12 H2O = 14 IO3{-} + 10 Cl{-} + 24 H{+}
V2O5 + Ca2 = V + CaO2 =>
4 V2O5 + 5 Ca2 = 8 V + 10 CaO2
Cl + (NH4)2CO3 = ClCO3 + NH4 =>
Cl + (NH4)2CO3 = ClCO3 + 2 NH4
AgNO3 + K2SO4 = Ag2SO4 + KNO3 =>
2 AgNO3 + K2SO4 = Ag2SO4 + 2 KNO3
P4(s) + NaOH(aq) + H2O(l) = PH3(g) + Na2HPO3(aq) =>
P4(s) + 4 NaOH(aq) + 2 H2O(l) = 2 PH3(g) + 2 Na2HPO3(aq)
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AgI + KSCN = Ag(SCN) + KI =>
AgI + KSCN = Ag(SCN) + KI
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Cu(NO3)2 + HCl = CuH2 + Cl(NO3) =>
Cu(NO3)2 + 2 HCl = CuH2 + 2 Cl(NO3)
HNO2 = HNO3 + NO + H2O =>
3 HNO2 = HNO3 + 2 NO + H2O
NF3 + H2O = HNO2 + HF =>
NF3 + 2 H2O = HNO2 + 3 HF
CU + HF = CUF2 + H2 =>
CU + 2 HF = CUF2 + H2
Ba(C2H3O2)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + NH4C2H3O2(aq) =>
Ba(C2H3O2)2(aq) + (NH4)2SO4(aq) = BaSO4(aq) + 2 NH4C2H3O2(aq)
C3H5N3O9 = CO2 + O2 + N2 + H2O =>
4 C3H5N3O9 = 12 CO2 + O2 + 6 N2 + 10 H2O
HCOOH + K = HCOOK + H =>
HCOOH + K = HCOOK + H
NO + H = N2O + H2O =>
2 NO + 2 H = N2O + H2O
N2O3 + SO2 + H2O = H2SO4 + N2O =>
N2O3 + 2 SO2 + 2 H2O = 2 H2SO4 + N2O
No + H2O = HNo3 + O2 =>
12 No + 2 H2O = 4 HNo3 + O2
Xe + PF5 = PF3 + XeF4 =>
Xe + 2 PF5 = 2 PF3 + XeF4
Cl2(g) + Li(aq) = LiCl(aq) =>
Cl2(g) + 2 Li(aq) = 2 LiCl(aq)
HClO(aq) + NaOH(aq) = HO + NaCl =>
HClO(aq) + NaOH(aq) = 2 HO + NaCl
H2O + K2O = KOH =>
H2O + K2O = 2 KOH
NaOHH2SO3 = NaOH(SO3)H2 =>
NaOHH2SO3 = NaOH(SO3)H2
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
CaCl2(aq) + NaPO4(aq) = Ca(PO4)2(s) + NaCl(aq) =>
CaCl2(aq) + 2 NaPO4(aq) = Ca(PO4)2(s) + 2 NaCl(aq)
BaSiO3 = BaO + SiO2 =>
BaSiO3 = BaO + SiO2
HCOOH + Ag2O = H2O + CO2 + Ag =>
HCOOH + Ag2O = H2O + CO2 + 2 Ag
CH3CH2CH2CH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + K2SO2 + CH3CH2CH2CHCOOH + H2O =>
5 CH3CH2CH2CH2OH + 2 K2Cr2O7 + 8 H2SO4 = 2 Cr2(SO4)3 + 2 K2SO2 + 4 CH3CH2CH2CHCOOH + 15 H2O
Hg2Cl2 + NH4OH = HgCl2 + Hg(OH)2 + NH4 =>
Hg2Cl2 + 2 NH4OH = HgCl2 + Hg(OH)2 + 2 NH4
NiCl2 + Na2CrO4 = NiCrO4 + Cl2Na2 =>
NiCl2 + Na2CrO4 = NiCrO4 + Cl2Na2
Pb(NO3)2 + HCl = PbCl2 + NHO3 =>
Pb(NO3)2 + 2 HCl = PbCl2 + 2 NHO3
K2SO4 + BaCl2 = BaSO4 + KCl =>
K2SO4 + BaCl2 = BaSO4 + 2 KCl
Mn{2}{+} + SCN{-} = MnSCN{+} =>
Mn{2}{+} + SCN{-} = MnSCN{+}
CsOH + Fe3 + H2O = CsFe(OH)4 + H2 =>
6 CsOH + 2 Fe3 + 18 H2O = 6 CsFe(OH)4 + 9 H2
K2Se + KMnO4 + H2SO4 = Se + K2SO4 + H2MnO4 =>
K2Se + 2 KMnO4 + 2 H2SO4 = Se + 2 K2SO4 + 2 H2MnO4
FeS2 + Na2O2(sodiumperoxide) = Fe2O3 + Na2SO4 + Na2O =>
2 FeS2 + 15 Na2O2(sodiumperoxide) = Fe2O3 + 4 Na2SO4 + 11 Na2O
NH4I + Cu(NO3)2 = NH4NO3 + CuI2 =>
2 NH4I + Cu(NO3)2 = 2 NH4NO3 + CuI2
Fe(C2H3O2) + Mg = Mg(C2H3O2) + Fe =>
Fe(C2H3O2) + Mg = Mg(C2H3O2) + Fe
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HP + CaOH = HOH + CaP =>
HP + CaOH = HOH + CaP
CuCl2 + Na2CO3(aq) = CuNa2 + Cl2CO3 =>
CuCl2 + Na2CO3(aq) = CuNa2 + Cl2CO3
H2O + K2O = KOH =>
H2O + K2O = 2 KOH
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