| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 KMnO4 + 3 C4H8 + 4 H2O = 8 KOH + 8 MnO2 + 6 C2H4O2
Sn{+2} + Cu{+} = Sn + Cu{+2} =>
Sn{+2} + 2 Cu{+} = Sn + 2 Cu{+2}
NaNO3(aq) + HCl(aq) = HNO3 + NaCl =>
NaNO3(aq) + HCl(aq) = HNO3 + NaCl
Al + CrO4 = AlCrO4 =>
Al + CrO4 = AlCrO4
BaCO3 + Na2SO4 = BaSO4 + Na2CO3 =>
BaCO3 + Na2SO4 = BaSO4 + Na2CO3
Cr(OH)3 + H2O2 + NaOH = Na3CrO6 + H2O =>
Cr(OH)3 + 3 H2O2 + 3 NaOH = Na3CrO6 + 6 H2O
Ca(H2PO4)2 + KHSO4 = CaSO4 + K2SO4 + H3PO4 =>
Ca(H2PO4)2 + 2 KHSO4 = CaSO4 + K2SO4 + 2 H3PO4
Cu(OH)2 + Cu = Cu2O + H2O =>
Cu(OH)2 + Cu = Cu2O + H2O
Al + CuC2O4 = Al2(C2O4)3 + Cu =>
2 Al + 3 CuC2O4 = Al2(C2O4)3 + 3 Cu
AgNO3 + AsH3 + H2O = As2O3 + HNO3 + Ag =>
12 AgNO3 + 2 AsH3 + 3 H2O = As2O3 + 12 HNO3 + 12 Ag
I{-} + NO{+3}{-} = I{+2} + NO =>
I{-} + NO{+3}{-} = I{+2} + NO
Fe + S = FeS =>
Fe + S = FeS
Br2 + KI = KBr2 + I2 =>
2 Br2 + 2 KI = 2 KBr2 + I2
Mg + H2O = Mg(OH)2 + H2 =>
Mg + 2 H2O = Mg(OH)2 + H2
KNO2 + H2SO4 + KI = K2SO4 + NO + I2 + H2O =>
2 KNO2 + 2 H2SO4 + 2 KI = 2 K2SO4 + 2 NO + I2 + 2 H2O
Cr(OH)3 + KOH = KCrO2 + H2O =>
Cr(OH)3 + KOH = KCrO2 + 2 H2O
CH3CH2OH2 + O2 = CH3COOH + H2O =>
4 CH3CH2OH2 + 5 O2 = 4 CH3COOH + 6 H2O
H2S + KClO2 = S + KCl + H2O =>
2 H2S + KClO2 = 2 S + KCl + 2 H2O
CH3C6H4CO2H + O2 = CO2 + H2O =>
CH3C6H4CO2H + 9 O2 = 8 CO2 + 4 H2O
Mn + Co3O4 = Mn3O4 + CoO =>
3 Mn + 4 Co3O4 = Mn3O4 + 12 CoO
Fe(NO3)3 + K2S = KNO3 + Fe2S3 =>
2 Fe(NO3)3 + 3 K2S = 6 KNO3 + Fe2S3
FeCl2 + KMnO4 + HCl = FeCl3 + MnCl2 + H2O + KCl =>
5 FeCl2 + KMnO4 + 8 HCl = 5 FeCl3 + MnCl2 + 4 H2O + KCl
S8 + O2 = SO3 =>
S8 + 12 O2 = 8 SO3
Mg + HCl = MgCl2 + H2 =>
Mg + 2 HCl = MgCl2 + H2
AI + Fe3N2 = AIN + Fe =>
2 AI + Fe3N2 = 2 AIN + 3 Fe
Mg + Co{2+} = Co + Mg{2+} =>
Mg + Co{2+} = Co + Mg{2+}
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
BaSO4 + AgNO3 = Ba(NO3)2 + Ag2SO4 =>
BaSO4 + 2 AgNO3 = Ba(NO3)2 + Ag2SO4
Fe + NO2 = FeO2 + N =>
Fe + NO2 = FeO2 + N
Li2S = Li + S =>
Li2S = 2 Li + S
Mg + CrI3 = MgI2 + Cr =>
3 Mg + 2 CrI3 = 3 MgI2 + 2 Cr
Al(s) + HBr(aq) = AlBr3(aq) + H2(g) =>
2 Al(s) + 6 HBr(aq) = 2 AlBr3(aq) + 3 H2(g)
N2H4 + [NO2]{-} = [N3]{-} + H2O =>
N2H4 + [NO2]{-} = [N3]{-} + 2 H2O
Al + NaOH + NaHSO4 = Al2O3 + H2O + Na2S =>
8 Al + 3 NaOH + 3 NaHSO4 = 4 Al2O3 + 3 H2O + 3 Na2S
HBr + Mg(OH)2 = MgBr2 + H2O =>
2 HBr + Mg(OH)2 = MgBr2 + 2 H2O
B + NaOH = NaBO2 + H2 + Na2O =>
2 B + 6 NaOH = 2 NaBO2 + 3 H2 + 2 Na2O
Na2O(s) = Na(l) + O2(g) =>
2 Na2O(s) = 4 Na(l) + O2(g)
NaOH + Zn(CH3COO)2 = Zn(OH) + Na(CH3COO)2 =>
NaOH + Zn(CH3COO)2 = Zn(OH) + Na(CH3COO)2
Ag + H2SO4 = Ag2SO4 + SO2 + H2O =>
2 Ag + 2 H2SO4 = Ag2SO4 + SO2 + 2 H2O
V{5+} + Br{-} = V + Br =>
V{5+} + 5 Br{-} = V + 5 Br
Al(s) + O2(s) = Al2O3(s) =>
4 Al(s) + 3 O2(s) = 2 Al2O3(s)
C6H6 + H2O = C6H12O6 + H2 =>
C6H6 + 6 H2O = C6H12O6 + 3 H2
H2O + Fe = Fe2O3 + H2 =>
3 H2O + 2 Fe = Fe2O3 + 3 H2
H3PO4 + Bi(OH)3 = Bi3(PO4)3 + H2O =>
3 H3PO4 + 3 Bi(OH)3 = Bi3(PO4)3 + 9 H2O
Na2FeO4 + Na2SO3 + H2SO4 = FeSO4 + Na2SO4 + H2O =>
Na2FeO4 + 2 Na2SO3 + 2 H2SO4 = FeSO4 + 3 Na2SO4 + 2 H2O
Zn + S = ZnS3 =>
Zn + 3 S = ZnS3
ZnCl2 + Na2SO4 = ZnSO4 + NaCl =>
ZnCl2 + Na2SO4 = ZnSO4 + 2 NaCl
H3PO3 = H2O + P2O3 =>
2 H3PO3 = 3 H2O + P2O3
CaBr2 + K3(PO4) = Ca3(PO4)2 + KBr =>
3 CaBr2 + 2 K3(PO4) = Ca3(PO4)2 + 6 KBr
(NH4)2MoO4 + HCl + SnCl2 = MoO2(OH) + NH4Cl + H2O + SnCl4 =>
2(NH4)2MoO4 + 6 HCl + SnCl2 = 2 MoO2(OH) + 4 NH4Cl + 2 H2O + SnCl4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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