| Équations équilibrées la veille |
CuO + Mg(OH)2 = Cu(OH)2 + MgO
AlCl3 + BaSO4 = Al2(SO4)3 + BaCl2 =>
2 AlCl3 + 3 BaSO4 = Al2(SO4)3 + 3 BaCl2
KMnO4 + H2C2O4*2H2O + H2SO4 = K2SO4 + MnSO4 + CO2 + H2O =>
2 KMnO4 + 5 H2C2O4*2H2O + 3 H2SO4 = K2SO4 + 2 MnSO4 + 10 CO2 + 18 H2O
K + B2O3 = K2O + B =>
6 K + B2O3 = 3 K2O + 2 B
N2 + Fe = Fe2N =>
N2 + 4 Fe = 2 Fe2N
NH4NO3 + KOH = KNO3 + NH3 + H2O =>
NH4NO3 + KOH = KNO3 + NH3 + H2O
Mg(NO3)2 = Mg + NO3 =>
Mg(NO3)2 = Mg + 2 NO3
NaHS + KOH = K2S + NaOH + H2O =>
NaHS + 2 KOH = K2S + NaOH + H2O
V2O5 + Si + CaO = V + CaSiO3 =>
2 V2O5 + 5 Si + 5 CaO = 4 V + 5 CaSiO3
H2O2 + KNO2 = KNO3 + H2O =>
H2O2 + KNO2 = KNO3 + H2O
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
P = P3 =>
3 P = P3
NH4NO3 + KOH = KNO3 + NH3 + H2O =>
NH4NO3 + KOH = KNO3 + NH3 + H2O
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
I2 + HBr = IBr + H2 =>
I2 + 2 HBr = 2 IBr + H2
NaCl + O2 = NaClO3 =>
2 NaCl + 3 O2 = 2 NaClO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
C5H8O2 + NaH + HCl = C5H12O2 + NaCl =>
C5H8O2 + 2 NaH + 2 HCl = C5H12O2 + 2 NaCl
MgCO3 = MgO + CO2 =>
MgCO3 = MgO + CO2
Li + CaCl2 = LiCl + Ca =>
2 Li + CaCl2 = 2 LiCl + Ca
BaOH2KNO3 = BaNO3KOH2 =>
BaOH2KNO3 = BaNO3KOH2
MgO + S = Mg + SO2 =>
2 MgO + S = 2 Mg + SO2
LiOH + HF = LiF + H2O =>
LiOH + HF = LiF + H2O
HCl + (HOCH2)3CNH2 = (HOCH2)3CNH3Cl =>
HCl + (HOCH2)3CNH2 = (HOCH2)3CNH3Cl
NH3 + ZnSO4 = NSO4 + ZnH3 =>
NH3 + ZnSO4 = NSO4 + ZnH3
Ag + HCl = AgCl + H2 =>
2 Ag + 2 HCl = 2 AgCl + H2
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NH3 + I2 = N2I6 + H2(g) =>
2 NH3 + 3 I2 = N2I6 + 3 H2(g)
Ba(OH)2 + Cu(CNS) = Ba(CNS)2 + Cu(OH) =>
Ba(OH)2 + 2 Cu(CNS) = Ba(CNS)2 + 2 Cu(OH)
NiCl2 + H2O = Ni(OH)2 + HCl =>
NiCl2 + 2 H2O = Ni(OH)2 + 2 HCl
Cr(s) + Fe(NO3)2 = Fe(s) + Cr(NO3)2 =>
Cr(s) + Fe(NO3)2 = Fe(s) + Cr(NO3)2
CH3COOH + H2O = H3O{+} + CH3CO2{-} =>
CH3COOH + H2O = H3O{+} + CH3CO2{-}
H2(g) + N2(g) = NH3(s) =>
3 H2(g) + N2(g) = 2 NH3(s)
Ca + NaCl = CaCl + Na =>
Ca + NaCl = CaCl + Na
Si2O + H2O = Si(OH)2 + H2 =>
Si2O + 3 H2O = 2 Si(OH)2 + H2
C2O4{-2} + HNO2 + H{+} = CO2 + NO + H2O =>
C2O4{-2} + 2 HNO2 + 2 H{+} = 2 CO2 + 2 NO + 2 H2O
B2O3 + Cl2 = BCl3 + O2 =>
2 B2O3 + 6 Cl2 = 4 BCl3 + 3 O2
NaCI + F2 = CI + NaF =>
2 NaCI + F2 = 2 CI + 2 NaF
C2H6O + Cr2O7{-2} + H{+} = C2H4O + Cr{+3} + H2O =>
3 C2H6O + Cr2O7{-2} + 8 H{+} = 3 C2H4O + 2 Cr{+3} + 7 H2O
NOCl = NO + Cl2 =>
2 NOCl = 2 NO + Cl2
Ca(ClO)2 + HCl = CaCl2 + Cl2 + H2O =>
Ca(ClO)2 + 4 HCl = CaCl2 + 2 Cl2 + 2 H2O
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
CaCO3 + SO2 = CaSO4 + C + O2 =>
2 CaCO3 + 2 SO2 = 2 CaSO4 + 2 C + O2
CrO3SO2 = CrSO5 =>
CrO3SO2 = CrSO5
KClO3 = KClO4 + KCl =>
4 KClO3 = 3 KClO4 + KCl
Al(s) + NiSO4(aq) = Ni(s) + Al2(SO4)3 =>
2 Al(s) + 3 NiSO4(aq) = 3 Ni(s) + Al2(SO4)3
P4 + H2 = PH3 =>
P4 + 6 H2 = 4 PH3
CH3COOH + SiO2 = C2H5HSiO3 + CO2 =>
3 CH3COOH + 2 SiO2 = 2 C2H5HSiO3 + 2 CO2
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
Na2S + CuCl2 = CuS + NaCl =>
Na2S + CuCl2 = CuS + 2 NaCl
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Équations équilibrées sur12/23/24
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