| Équations équilibrées la veille |
3 KI + Na3PO4 = K3(PO4) + 3 NaI
NH4OH + Cr2(SO4)3 = (NH4)2SO4 + Cr(OH)3 =>
6 NH4OH + Cr2(SO4)3 = 3(NH4)2SO4 + 2 Cr(OH)3
K2[Pb(OH)4] + HCl = PbCl2 + KCl + H2O =>
K2[Pb(OH)4] + 4 HCl = PbCl2 + 2 KCl + 4 H2O
FeI2 + Cl2 = FeCl2 + I2 =>
FeI2 + Cl2 = FeCl2 + I2
VO2 + H2O = VO(OH)2 =>
VO2 + H2O = VO(OH)2
KJ + KNO2 + HCl = KCl + J2 + NO + H2O =>
2 KJ + 2 KNO2 + 4 HCl = 4 KCl + J2 + 2 NO + 2 H2O
AgF + Ca(NO3)2 = AgNO3 + CaF2 =>
2 AgF + Ca(NO3)2 = 2 AgNO3 + CaF2
Cr2(SO4)3 + H2O = Cr2O3 + H2SO4 =>
Cr2(SO4)3 + 3 H2O = Cr2O3 + 3 H2SO4
Li2S + Cd(NO3)2 = LiNO3 + CdS =>
Li2S + Cd(NO3)2 = 2 LiNO3 + CdS
Al + HCl = AlCl3 + H2 =>
2 Al + 6 HCl = 2 AlCl3 + 3 H2
NH4OH(aq) + Fe(NO3)2(aq) = Fe(OH)2 + NH4NO3 =>
2 NH4OH(aq) + Fe(NO3)2(aq) = Fe(OH)2 + 2 NH4NO3
CH3COOH + LiAlH4 = CH3CH2OH + H2O + Li + Al =>
CH3COOH + LiAlH4 = CH3CH2OH + H2O + Li + Al
Fe2O3 + KOH + H2O = K[Fe(OH)4] =>
Fe2O3 + 2 KOH + 3 H2O = 2 K[Fe(OH)4]
Ba3(PO4)2(s) = Ba + (PO4) =>
Ba3(PO4)2(s) = 3 Ba + 2(PO4)
HCIO + NO + H2O = HCI + HNO3 =>
3 HCIO + 2 NO + H2O = 3 HCI + 2 HNO3
As + Na(OH) = Na3AsO3 + H2 =>
2 As + 6 Na(OH) = 2 Na3AsO3 + 3 H2
CuCl2 + NaOH = Cu* + (OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu* + (OH)2 + 2 NaCl
CaHPO4 + KOH = Ca(OH)2 + K2HPO4 =>
CaHPO4 + 2 KOH = Ca(OH)2 + K2HPO4
Mg(s) + HI(aq) = MgI2(aq) + H(g) =>
Mg(s) + 2 HI(aq) = MgI2(aq) + 2 H(g)
CuCl2 + Zn(OH)2 = ZnCl2 + Cu(OH)2 =>
CuCl2 + Zn(OH)2 = ZnCl2 + Cu(OH)2
Ag(NO3) + K2CrO4 = AgCrO4 + K2(NO3) =>
Ag(NO3) + K2CrO4 = AgCrO4 + K2(NO3)
Na + H2O = NaOH + H2 =>
2 Na + 2 H2O = 2 NaOH + H2
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
NH4NO3 + MgS = Mg(NO3)2 + (NH4)2S =>
2 NH4NO3 + MgS = Mg(NO3)2 + (NH4)2S
ClO2{-} + H{+} + e = Cl2 + H2O =>
2 ClO2{-} + 8 H{+} + 6e = Cl2 + 4 H2O
Ca(H2PO4)2 + BaCl2 = CaCl2 + HCl + Ba3(PO4)2 =>
Ca(H2PO4)2 + 3 BaCl2 = CaCl2 + 4 HCl + Ba3(PO4)2
C4H10S(l) + O2(g) = CO2 + H2O + SO3 =>
C4H10S(l) + 8 O2(g) = 4 CO2 + 5 H2O + SO3
MnO4{-} + SO3{2-} + H2O{-} = MnO2 + SO4{2-} + OH{-} =>
MnO4{-} + SO3{2-} + H2O{-} = MnO2 + SO4{2-} + 2 OH{-}
Fe + H2O = H2 + FeO2 =>
Fe + 2 H2O = 2 H2 + FeO2
N2(g) + CaC2(s) = C(s) + CaNCN(s) =>
N2(g) + CaC2(s) = C(s) + CaNCN(s)
ZnSO4 + C = Zn + CSO4 =>
ZnSO4 + C = Zn + CSO4
KCl + H2SO4 = HCl + K2SO4 =>
2 KCl + H2SO4 = 2 HCl + K2SO4
C + SO{2+} = CS{2+} + CO =>
2 C + SO{2+} = CS{2+} + CO
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
H2O + CO2 = O2 + C6H12O6 =>
6 H2O + 6 CO2 = 6 O2 + C6H12O6
Fe(s) + O(g) = Fe2O3(s) =>
2 Fe(s) + 3 O(g) = Fe2O3(s)
Zn(OH)2 + SO4 = ZnSO4 + OH =>
Zn(OH)2 + SO4 = ZnSO4 + 2 OH
HCl(aq) + HNO3(aq) + Cu(s) = NO2(g) + CuCl2(aq) + H2O(l) =>
2 HCl(aq) + 2 HNO3(aq) + Cu(s) = 2 NO2(g) + CuCl2(aq) + 2 H2O(l)
H4P2O5 + Au(OH)3 = Au4(P2O5)3 + H2O =>
3 H4P2O5 + 4 Au(OH)3 = Au4(P2O5)3 + 12 H2O
NH3 + CuO = Cu + N2 + H2O =>
2 NH3 + 3 CuO = 3 Cu + N2 + 3 H2O
H(NO3) + Na(HCO3) = Na(NO3) + H2O + CO2 =>
H(NO3) + Na(HCO3) = Na(NO3) + H2O + CO2
C2H2 + KMnO4 + KOH = K2MnO4 + H2O + K2C2O4 =>
C2H2 + 8 KMnO4 + 10 KOH = 8 K2MnO4 + 6 H2O + K2C2O4
HNO3(aq) = NO2(aq) + H2O(l) + O2(g) =>
4 HNO3(aq) = 4 NO2(aq) + 2 H2O(l) + O2(g)
Fe{+} + I{-} = Fe + I2 =>
2 Fe{+} + 2 I{-} = 2 Fe + I2
F2 + BiCl3 = Cl2 + BiF =>
F2 + 2 BiCl3 = 3 Cl2 + 2 BiF
KI + Ca(ClO)2 + HCl = I2 + KCl + CaCl2 + H2O =>
4 KI + Ca(ClO)2 + 4 HCl = 2 I2 + 4 KCl + CaCl2 + 2 H2O
C23H22O11 + H2O = C2H5OH + CO2 =>
3 C23H22O11 + 36 H2O = 23 C2H5OH + 23 CO2
ZnSO4 + C = ZnS + CO2 =>
ZnSO4 + 2 C = ZnS + 2 CO2
Cs + SrCrO4 = CsCrO4 + Sr =>
Cs + SrCrO4 = CsCrO4 + Sr
SnCl2 + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + Sn(SO4)2 + Cl2 + K2SO4 + H2O =>
3 SnCl2 + 2 K2Cr2O7 + 14 H2SO4 = 2 Cr2(SO4)3 + 3 Sn(SO4)2 + 3 Cl2 + 2 K2SO4 + 14 H2O
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