| Équations équilibrées la veille |
2 Au + 2 H{+} = 2 Au{+} + H2
AlCl3 + K = Al + KCl3 =>
AlCl3 + K = Al + KCl3
CaCl2(s) + O2(g) = CaO(s) + Cl2(g) =>
2 CaCl2(s) + O2(g) = 2 CaO(s) + 2 Cl2(g)
HF(aq) + Ca(OH)2(aq) = CaF2(aq) + H2O(l) =>
2 HF(aq) + Ca(OH)2(aq) = CaF2(aq) + 2 H2O(l)
H2C2O4*2H2O + NaOH = Na2C2O4 + H2O =>
H2C2O4*2H2O + 2 NaOH = Na2C2O4 + 4 H2O
KCr2O7 + H2SO4 + C2H5OH = C2H4O2 + Cr2(SO4)3 + K2SO4 + H2O =>
4 KCr2O7 + 14 H2SO4 + 7 C2H5OH = 7 C2H4O2 + 4 Cr2(SO4)3 + 2 K2SO4 + 21 H2O
Fe + Cu2O = Fe2O3 + Cu =>
2 Fe + 3 Cu2O = Fe2O3 + 6 Cu
Cu{2+} + I{-} = Cu2I2 + I3{-} =>
2 Cu{2+} + 5 I{-} = Cu2I2 + I3{-}
BaC + O2 = BaCO3 =>
2 BaC + 3 O2 = 2 BaCO3
NaVO3 + Mg + HCl = VCl3 + MgCl2 + NaCl + H2O =>
NaVO3 + Mg + 6 HCl = VCl3 + MgCl2 + NaCl + 3 H2O
N2H4 + Br2 = N2 + HBr =>
N2H4 + 2 Br2 = N2 + 4 HBr
Mo + HF + HNO3 = H[MoF7] + NO + H2O =>
Mo + 7 HF + 2 HNO3 = H[MoF7] + 2 NO + 4 H2O
C2H4O2 + C3H7OH = C5H10O2 + H2O =>
C2H4O2 + C3H7OH = C5H10O2 + H2O
C5H12O + Cr2O7{2-} + H{+} = C5H10O2 + Cr{3+} + H2O =>
3 C5H12O + 2 Cr2O7{2-} + 16 H{+} = 3 C5H10O2 + 4 Cr{3+} + 11 H2O
NiCl2 + K2(CO3) = Ni(CO3) + KCl =>
NiCl2 + K2(CO3) = Ni(CO3) + 2 KCl
CaCl2 + AgNO3 = AgCl + Ca(NO3)2 =>
CaCl2 + 2 AgNO3 = 2 AgCl + Ca(NO3)2
Na + Ce2 = NaCe1 =>
2 Na + Ce2 = 2 NaCe1
H(NO3) + LiOH = H2O + Li(NO3) =>
H(NO3) + LiOH = H2O + Li(NO3)
NO(g) + CO(g) = N2(g) + CO2(g) =>
2 NO(g) + 2 CO(g) = N2(g) + 2 CO2(g)
Ag + HNO3 = Ag(NO3)2 + NO2 + H2O =>
Ag + 4 HNO3 = Ag(NO3)2 + 2 NO2 + 2 H2O
Ca(OH)2 + HI = CaI2 + H2O =>
Ca(OH)2 + 2 HI = CaI2 + 2 H2O
H2S + Pb(OH)2 = PbS + H2O =>
H2S + Pb(OH)2 = PbS + 2 H2O
C2H4Br2 + KOH = C2H3Br + KBr + H2O =>
C2H4Br2 + KOH = C2H3Br + KBr + H2O
KCl + Ca(OH)2 = CaCl2 + K(OH) =>
2 KCl + Ca(OH)2 = CaCl2 + 2 K(OH)
NH2CH2COOH + HONO = HOCH3COOH + N2 + H2O =>
6 NH2CH2COOH + 4 HONO = 6 HOCH3COOH + 5 N2 + 2 H2O
[Cu(NH3)4]2 + H2SO4 = CuSO4 + (NH4)2SO4 + H2 =>
[Cu(NH3)4]2 + 6 H2SO4 = 2 CuSO4 + 4(NH4)2SO4 + 2 H2
Ga(OH)3 + HNO3 = Ga(NO3)3 + H2O =>
Ga(OH)3 + 3 HNO3 = Ga(NO3)3 + 3 H2O
Mg + HCl = MgCl2 + H =>
Mg + 2 HCl = MgCl2 + 2 H
C2H4Br2 + KOH = C2H3Br + KBr + H2O =>
C2H4Br2 + KOH = C2H3Br + KBr + H2O
KMnO4 + Cd + H2SO4 = CdSO4 + MnSO4 + K2SO4 + H2O =>
2 KMnO4 + 5 Cd + 8 H2SO4 = 5 CdSO4 + 2 MnSO4 + K2SO4 + 8 H2O
KAlO2 + HCl + H2O = KCl + Al(OH)3 =>
KAlO2 + HCl + H2O = KCl + Al(OH)3
MgSO4(aq) + Zn{2+}(S) = ZnSO4(s) + Mg{2+}(S) =>
MgSO4(aq) + Zn{2+}(S) = ZnSO4(s) + Mg{2+}(S)
Cs + AlCl = CsCl + Al =>
Cs + AlCl = CsCl + Al
KON + Ca(NO3)2 = KON(NO3)2 + Ca =>
KON + Ca(NO3)2 = KON(NO3)2 + Ca
KMnO4 + H2SO4 + CH3CH2CHO = K2SO4 + MnSO4 + CH3CH2COOH + H2O =>
2 KMnO4 + 3 H2SO4 + 5 CH3CH2CHO = K2SO4 + 2 MnSO4 + 5 CH3CH2COOH + 3 H2O
C5H10 + O2 = CO2 + H2O =>
2 C5H10 + 15 O2 = 10 CO2 + 10 H2O
Fe(s) + S8 = Fe2S3(s) =>
16 Fe(s) + 3 S8 = 8 Fe2S3(s)
ClO{-} + H2O + e = Cl{-} + OH{-} =>
ClO{-} + H2O + 2e = Cl{-} + 2 OH{-}
C3H7OH + O2 = CO2 + H2O =>
2 C3H7OH + 9 O2 = 6 CO2 + 8 H2O
C6H5NO2 + Fe + HCl = C6H6NH2 + FeCl2 + H2O =>
2 C6H5NO2 + 7 Fe + 14 HCl = 2 C6H6NH2 + 7 FeCl2 + 4 H2O
MnSO4 + KBiO3 + H2SO4 = KMnO4 + Bi2(SO4)3 + K2SO4 + H2O =>
4 MnSO4 + 10 KBiO3 + 14 H2SO4 = 4 KMnO4 + 5 Bi2(SO4)3 + 3 K2SO4 + 14 H2O
C2H4Br2 + KOH = C2H2 + KBr + H2O =>
C2H4Br2 + 2 KOH = C2H2 + 2 KBr + 2 H2O
C2H4Br2 + KOH = C2H3Br + KBr + H2O =>
C2H4Br2 + KOH = C2H3Br + KBr + H2O
CH3CH(oh)CH3 + CuO = CH3COCH3 + Cu + H2O =>
2 CH3CH(oh)CH3 + 3 CuO = 2 CH3COCH3 + 3 Cu + H2O
Fe3 + H2 = Fe3H2 =>
Fe3 + H2 = Fe3H2
CaCl2 + K3Po4 = Ca3(Po4)2 + KCl =>
3 CaCl2 + 2 K3Po4 = Ca3(Po4)2 + 6 KCl
C6H6 + O2 = CO2 + H2O =>
2 C6H6 + 15 O2 = 12 CO2 + 6 H2O
D2 + C2 = DC3 =>
D2 + 3 C2 = 2 DC3
MgNH4PO4*H2O = NH3 + H2O + Mg2P2O7 =>
2 MgNH4PO4*H2O = 2 NH3 + 3 H2O + Mg2P2O7
H2O + Zn = Zn(OH)2 + H =>
2 H2O + Zn = Zn(OH)2 + 2 H
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Équations équilibrées sur10/28/24
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