| Équations équilibrées la veille | Équations équilibrées le lendemain |
L2 + H2S = S + 2 HL
HClO4(aq) + Co(OH)2(s) = Co(ClO4)2(aq) + H2O(l) =>
2 HClO4(aq) + Co(OH)2(s) = Co(ClO4)2(aq) + 2 H2O(l)
CS(NH2)2 + IO3{-} + H{+} = (NH2)2CSSC(NH2)2{2+} + I2 + H2O =>
10 CS(NH2)2 + 2 IO3{-} + 12 H{+} = 5(NH2)2CSSC(NH2)2{2+} + I2 + 6 H2O
K2CO3 + CH3COOH = K2CO3(CH3COO)2 + H2 =>
K2CO3 + 2 CH3COOH = K2CO3(CH3COO)2 + H2
C9N2H6O2 + O2 = CO2 + H2O + HNO3 =>
C9N2H6O2 + 12 O2 = 9 CO2 + 2 H2O + 2 HNO3
Na2Cr2O7 + HCl = CrCl3 + Cl2 + H2O + NaCl =>
Na2Cr2O7 + 14 HCl = 2 CrCl3 + 3 Cl2 + 7 H2O + 2 NaCl
MgBr2 + I2 = MgI2 + Br2 =>
MgBr2 + I2 = MgI2 + Br2
KOH = H2O + K2O =>
2 KOH = H2O + K2O
CoO + Br2 = CoBr2 + O2 =>
2 CoO + 2 Br2 = 2 CoBr2 + O2
Na2S() + Pb(C2H3O2)2() = PbS() + NaC2H3O2() =>
Na2S() + Pb(C2H3O2)2() = PbS() + 2 NaC2H3O2()
Na2CO3 + KMnO4 + HCl = Na2CO4 + MnCl2 + KCl + H2O =>
5 Na2CO3 + 2 KMnO4 + 6 HCl = 5 Na2CO4 + 2 MnCl2 + 2 KCl + 3 H2O
N2(g) + O2(g) + H2O = HNO3(g) =>
2 N2(g) + 5 O2(g) + 2 H2O = 4 HNO3(g)
Al(OH)3 + HBr = AlBr3 + H2O =>
Al(OH)3 + 3 HBr = AlBr3 + 3 H2O
H2SO3 + J2 + H2O = H2SO4 + HJ =>
H2SO3 + J2 + H2O = H2SO4 + 2 HJ
ZnO + NaHCO3 = Na2ZnO2 + CO2 + H2O =>
ZnO + 2 NaHCO3 = Na2ZnO2 + 2 CO2 + H2O
H2S2 + O = SO2 + H2O =>
H2S2 + 5 O = 2 SO2 + H2O
KMnO4 + NaCl + H2SO4 = Cl2 + MnSO4 + K2SO4 + Na2SO4 + H2O =>
2 KMnO4 + 10 NaCl + 8 H2SO4 = 5 Cl2 + 2 MnSO4 + K2SO4 + 5 Na2SO4 + 8 H2O
BPO4 + NaBH4 + HCl = BP + NaCl + H2 + H3BO3 =>
3 BPO4 + 4 NaBH4 + 4 HCl = 3 BP + 4 NaCl + 4 H2 + 4 H3BO3
NaOH + Cu(NO3)2 = Cu(OH)2 + NaNO3 =>
2 NaOH + Cu(NO3)2 = Cu(OH)2 + 2 NaNO3
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Al + H2SO4(aq) = Al2(SO4)3 + H =>
2 Al + 3 H2SO4(aq) = Al2(SO4)3 + 6 H
KCIO3 + HBr = Br2 + H2O + KCI =>
KCIO3 + 6 HBr = 3 Br2 + 3 H2O + KCI
AgCl + NaNO3 = Ag(NO3) + NaCl =>
AgCl + NaNO3 = Ag(NO3) + NaCl
CuNO3 + C = Cu + CO2 + NO2 =>
2 CuNO3 + C = 2 Cu + CO2 + 2 NO2
NaI + H2O2 = I2 + O2 + NaH =>
2 NaI + H2O2 = I2 + O2 + 2 NaH
CaH2 + H2O = Ca(OH)2 + H2 =>
CaH2 + 2 H2O = Ca(OH)2 + 2 H2
Ca + O2 = CaO =>
2 Ca + O2 = 2 CaO
FeI3 + Mg = MgI2 + Fe =>
2 FeI3 + 3 Mg = 3 MgI2 + 2 Fe
Fe + CuSO4{-2} = Cu + FeSO4{-2} =>
Fe + CuSO4{-2} = Cu + FeSO4{-2}
BaCl + (NaSO4)2 = NaCl + (BaSO4)2 =>
2 BaCl + (NaSO4)2 = 2 NaCl + (BaSO4)2
NaOH + Ba(OH)2 = Na2BaO2 + H2O =>
2 NaOH + Ba(OH)2 = Na2BaO2 + 2 H2O
HgNH2Cl + NH4Cl = [Hg(NH3)2]Cl2 =>
HgNH2Cl + NH4Cl = [Hg(NH3)2]Cl2
Bi2O3 + NaOH + NaOCl = H2O + NaBiO3 + NaCl =>
Bi2O3 + 2 NaOH + 2 NaOCl = H2O + 2 NaBiO3 + 2 NaCl
Fe2O3 + HCl = FeCl3 + H2O =>
Fe2O3 + 6 HCl = 2 FeCl3 + 3 H2O
Cr2O7{-2} + H{+} + {-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 6e = 2 Cr{+3} + 7 H2O
KClO3 + KI + H2SO4 = I2 + KCl + K2SO4 + H2O =>
KClO3 + 6 KI + 3 H2SO4 = 3 I2 + KCl + 3 K2SO4 + 3 H2O
Be(OH)2 + HNO3 = Be(NO3)2 + H2(OH)2 =>
Be(OH)2 + 2 HNO3 = Be(NO3)2 + H2(OH)2
C6H5OH + Cr2O7{-2} + H{+} = Cr{+3} + CO2 + H2O =>
3 C6H5OH + 14 Cr2O7{-2} + 112 H{+} = 28 Cr{+3} + 18 CO2 + 65 H2O
Fe(k) + HCl(aq) = FeCl3(aq) + H2(g) =>
2 Fe(k) + 6 HCl(aq) = 2 FeCl3(aq) + 3 H2(g)
KCl + AgF = AgCl + KF =>
KCl + AgF = AgCl + KF
Sn{4+}(aq) + e = Sn{2+}(aq) =>
Sn{4+}(aq) + 2e = Sn{2+}(aq)
MHNO3 + MNaOH = MNaNO3 + MH2O =>
MHNO3 + MNaOH = MNaNO3 + MH2O
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
HI + KBr = HBr + KI =>
HI + KBr = HBr + KI
FeCl2 + AgNO3 = Fe(NO3)2 + AgCl =>
FeCl2 + 2 AgNO3 = Fe(NO3)2 + 2 AgCl
CaCr2O7 + H3PO4 + C2N2 = Ca3(PO4)2 + CO2 + N2 + CrPO4 + H2O =>
12 CaCr2O7 + 32 H3PO4 + 9 C2N2 = 4 Ca3(PO4)2 + 18 CO2 + 9 N2 + 24 CrPO4 + 48 H2O
CH + Br = C6H5Br + HBr =>
6 CH + 2 Br = C6H5Br + HBr
KOH + H2O3 = H2O + KO3 =>
4 KOH + 5 H2O3 = 7 H2O + 4 KO3
BICl3 + H2O = BIOCl + HCl =>
BICl3 + H2O = BIOCl + 2 HCl
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/19/24
Équations équilibrées sur11/18/23
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