| Équations équilibrées la veille |
HCN + HCl = CN + H2Cl
Fe + HCl = FeCl2 + H2 = =>
Fe + 2 HCl = FeCl2 + H2
CS2 + KOH = CO2 + KSH =>
CS2 + 2 KOH = CO2 + 2 KSH
Fe + S8 = FeS =>
8 Fe + S8 = 8 FeS
Pb + K2CrO4 = PbCrO4 + K =>
Pb + K2CrO4 = PbCrO4 + 2 K
Ca3P2 + KOH = Ca(OH)2 + K3P =>
Ca3P2 + 6 KOH = 3 Ca(OH)2 + 2 K3P
Cl + H2SO4 = ClSO4 + H2 =>
Cl + H2SO4 = ClSO4 + H2
KBr + H2O = Br2 + KOH + H2 =>
2 KBr + 2 H2O = Br2 + 2 KOH + H2
HNO3 + NaHCO3 = NaNO3 + H2O + CO2 =>
HNO3 + NaHCO3 = NaNO3 + H2O + CO2
Ca3P2 + KOH = Ca(OH)2 + K3P =>
Ca3P2 + 6 KOH = 3 Ca(OH)2 + 2 K3P
MnO(s) + Ni(s) = Mn(s) + NiO(s) =>
MnO(s) + Ni(s) = Mn(s) + NiO(s)
Fe2O3 + NH3 = Fe3O4 + H2O + N2 =>
9 Fe2O3 + 2 NH3 = 6 Fe3O4 + 3 H2O + N2
CS2 + KOH = CO2 + KSH =>
CS2 + 2 KOH = CO2 + 2 KSH
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
Hg2(NO3)2(aq) + HCl(aq) = HNO3(aq) + Hg2Cl2(s) =>
Hg2(NO3)2(aq) + 2 HCl(aq) = 2 HNO3(aq) + Hg2Cl2(s)
MnO(s) + Ni(s) = Mn(s) + NiO(s) =>
MnO(s) + Ni(s) = Mn(s) + NiO(s)
H2SO + HNO3 = H2O + H2SO4 + NO =>
H2SO + 2 HNO3 = H2O + H2SO4 + 2 NO
NaH2PO4 + H2O = OH + NaPO2H2 =>
NaH2PO4 + 2 H2O = 4 OH + NaPO2H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Zn(OH)2 + SO2 = ZnSO3 + H2O =>
Zn(OH)2 + SO2 = ZnSO3 + H2O
NH3 + HCl = NH4Cl =>
NH3 + HCl = NH4Cl
Ca3P2 + KOH = Ca(OH)2 + K3P =>
Ca3P2 + 6 KOH = 3 Ca(OH)2 + 2 K3P
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
Sb + FeS = Sb2S3 + Fe =>
2 Sb + 3 FeS = Sb2S3 + 3 Fe
KNO3 + C6H12N4 = K2O + CO2 + H2O + N2 =>
36 KNO3 + 5 C6H12N4 = 18 K2O + 30 CO2 + 30 H2O + 28 N2
H + Ca = HCa =>
H + Ca = HCa
NH4Cl + Pb3N2 = PbCl2 + (NH4)3N =>
6 NH4Cl + Pb3N2 = 3 PbCl2 + 2(NH4)3N
FeCl2 + Cl2 = FeCl3 =>
2 FeCl2 + Cl2 = 2 FeCl3
FeCl2 + K2S = FeS + KCl =>
FeCl2 + K2S = FeS + 2 KCl
B2O3(s) + HF(aq) = BF3(l) + H2O(l) =>
B2O3(s) + 6 HF(aq) = 2 BF3(l) + 3 H2O(l)
SO3{2-} + H{+} = H2SO3 =>
SO3{2-} + 2 H{+} = H2SO3
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + H2O(l) =>
H2SO4(aq) + Mg(OH)2(aq) = MgSO4(aq) + 2 H2O(l)
Pt + HNO3 + HCl = H2PtCl6 + NO + H2O =>
3 Pt + 4 HNO3 + 18 HCl = 3 H2PtCl6 + 4 NO + 8 H2O
C3H5NH2 + KMnO4 + H2O = C3H7O2NH2 + MnO2 + KOH =>
3 C3H5NH2 + 2 KMnO4 + 4 H2O = 3 C3H7O2NH2 + 2 MnO2 + 2 KOH
C4H10 + H2SO4 = C2SO4 + H2 =>
C4H10 + 2 H2SO4 = 2 C2SO4 + 7 H2
NH4Cl + OH{-} = NH3 + H2O + Cl{-} =>
NH4Cl + OH{-} = NH3 + H2O + Cl{-}
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
C7H6O2 + O2 = CO2 + H2O =>
2 C7H6O2 + 15 O2 = 14 CO2 + 6 H2O
C2H4 + H2O = C2H5OH =>
C2H4 + H2O = C2H5OH
C5H12O + O2(g) = CO2(g) + H2O(l) =>
2 C5H12O + 15 O2(g) = 10 CO2(g) + 12 H2O(l)
HBr + Mg = MgBr2 + H2 =>
2 HBr + Mg = MgBr2 + H2
NH4NO3 + Ca(OH)2 = Ca(NO3)2 + NH3 + H2O =>
2 NH4NO3 + Ca(OH)2 = Ca(NO3)2 + 2 NH3 + 2 H2O
HNO3 + Bi2(CO3)3 = Bi(NO3)6 + H9CO3 + CO3 =>
36 HNO3 + 3 Bi2(CO3)3 = 6 Bi(NO3)6 + 4 H9CO3 + 5 CO3
CaSi2 + H2O = SiH + CaO =>
CaSi2 + H2O = 2 SiH + CaO
RbNO3 + BeF2 = Be(NO3)2 + RbF =>
2 RbNO3 + BeF2 = Be(NO3)2 + 2 RbF
FeS + O2 = Fe2O3 + SO2 =>
4 FeS + 7 O2 = 2 Fe2O3 + 4 SO2
CoCl2(aq) + Na2SO4(aq) = CoSO4(aq) + NaCl(aq) =>
CoCl2(aq) + Na2SO4(aq) = CoSO4(aq) + 2 NaCl(aq)
Al + HCl = H2 + AlCl3 =>
2 Al + 6 HCl = 3 H2 + 2 AlCl3
Fe2O3 + SO3 = Fe2(SO4)3 =>
Fe2O3 + 3 SO3 = Fe2(SO4)3
Pb + FeSO4 = PbSO4 + Fe =>
Pb + FeSO4 = PbSO4 + Fe
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Équations équilibrées sur10/20/24
Équations équilibrées sur11/19/23
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