| Équations équilibrées la veille |
2 CH3CO2H + NI(OH)2 = NI(CH3CO2)2 + 2 H2O
C3H6 + Cu(OH)2 = CuC3H7OOH =>
C3H6 + Cu(OH)2 = CuC3H7OOH
Na2O + Ca3N2 = Na3N + CaO =>
3 Na2O + Ca3N2 = 2 Na3N + 3 CaO
CH3OH + HCOOH = HCOOC2H5 + H2O =>
2 CH3OH + HCOOH = HCOOC2H5 + 2 H2O
H2O2 = H2O + O2 =>
2 H2O2 = 2 H2O + O2
KOH + HBr = KBr + H2O =>
KOH + HBr = KBr + H2O
Zn(OH)2 + NH3 = Zn(NH3)4(OH)2 =>
Zn(OH)2 + 4 NH3 = Zn(NH3)4(OH)2
C6H10O + KMnO4 + NaOH = C6H8O4Na2 + MnO2 + KOH + H2O =>
C6H10O + 2 KMnO4 + 2 NaOH = C6H8O4Na2 + 2 MnO2 + 2 KOH + H2O
C3H6 + Cl2 = C3H2Cl6 + HCl =>
C3H6 + 5 Cl2 = C3H2Cl6 + 4 HCl
H2S + Fe(OH)2 = FeS + H2O =>
H2S + Fe(OH)2 = FeS + 2 H2O
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
Al + NaOH + H2O = NaAlO2 + H2 =>
2 Al + 2 NaOH + 2 H2O = 2 NaAlO2 + 3 H2
AI + HCI = (AICI)3 + (H)2 =>
6 AI + 6 HCI = 2(AICI)3 + 3(H)2
K2C2O4 + Ca = K2 + CaC2O4 =>
K2C2O4 + Ca = K2 + CaC2O4
HCl + FeSiO3 = FeCl2 + H2SiO3 =>
2 HCl + FeSiO3 = FeCl2 + H2SiO3
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
Na + Fe2O3 = Fe + Na2O =>
6 Na + Fe2O3 = 2 Fe + 3 Na2O
Cr2O2 + Al = Cr + Al2O3 =>
3 Cr2O2 + 4 Al = 6 Cr + 2 Al2O3
Cr(OH)3 + IO2{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
4 Cr(OH)3 + 3 IO2{-} + 8 OH{-} = 4 CrO4{2-} + 3 I{-} + 10 H2O
Li + Fe(SO4)3 = Li(SO4) + Fe =>
3 Li + Fe(SO4)3 = 3 Li(SO4) + Fe
CCl4 + KI = KCl + CI4 =>
CCl4 + 4 KI = 4 KCl + CI4
KMnO4 + KOH = K2MnO4 + O2 + H2O =>
4 KMnO4 + 4 KOH = 4 K2MnO4 + O2 + 2 H2O
NaHCO3 + Ca(OH)2 = NaOH + H2O + CaCO3 =>
NaHCO3 + Ca(OH)2 = NaOH + H2O + CaCO3
Fe(SO4) + KOH = Fe(OH)2 + K2SO4 =>
Fe(SO4) + 2 KOH = Fe(OH)2 + K2SO4
ZnSO4*4H2O + Ba(NO3)2 = BaSO4 + Zn(NO3)2 + H2O =>
ZnSO4*4H2O + Ba(NO3)2 = BaSO4 + Zn(NO3)2 + 4 H2O
FeCl3 + AlSO4 = AlCl3 + FeSO4 =>
FeCl3 + AlSO4 = AlCl3 + FeSO4
CH3CH2OH + HCl = CH3CH2O + H2Cl =>
CH3CH2OH + HCl = CH3CH2O + H2Cl
SO2 + HMnO4 + H2O = MnSO4 + H2SO4 =>
5 SO2 + 2 HMnO4 + 2 H2O = 2 MnSO4 + 3 H2SO4
Fe(No3)2 + NaOH = NaNo3 + Fe(OH)2 =>
Fe(No3)2 + 2 NaOH = 2 NaNo3 + Fe(OH)2
NaCl(s) + H2O(l) = HCl + NaOH =>
NaCl(s) + H2O(l) = HCl + NaOH
NH4Cl + Sr(OH)2 = SrCl2 + NH4(OH) =>
2 NH4Cl + Sr(OH)2 = SrCl2 + 2 NH4(OH)
Cs(s) + S8(s) = Cs2S(s) =>
16 Cs(s) + S8(s) = 8 Cs2S(s)
HCOOH + Cr{3+} + H2O = HCHO + Cr2O7{2-} + H{+} =>
3 HCOOH + 2 Cr{3+} + 4 H2O = 3 HCHO + Cr2O7{2-} + 8 H{+}
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Li + HC1 = LiC1 + H =>
Li + HC1 = LiC1 + H
KNO3 + KI + H2SO4 = NO + I2 + KSO4 + H2O =>
2 KNO3 + 2 KI + 4 H2SO4 = 2 NO + I2 + 4 KSO4 + 4 H2O
H2CO3 + NaOH = Na2CO3 + H2O =>
H2CO3 + 2 NaOH = Na2CO3 + 2 H2O
C7H8 + H{+} + SO4{2-} = CO2 + H2S + H2O =>
2 C7H8 + 18 H{+} + 9 SO4{2-} = 14 CO2 + 9 H2S + 8 H2O
Mg(CO3) + HNO3 = Mg(NO3)2 + H2O + CO2 =>
Mg(CO3) + 2 HNO3 = Mg(NO3)2 + H2O + CO2
SnO2 + Mn2O7 = Sn(MnO4)4 =>
SnO2 + 2 Mn2O7 = Sn(MnO4)4
BaCl2 + AgNO3 = AgCl + Ba(NO3)2 =>
BaCl2 + 2 AgNO3 = 2 AgCl + Ba(NO3)2
Eu + HF = EuF3 + H2 =>
2 Eu + 6 HF = 2 EuF3 + 3 H2
HNO3 + H2S = NO2 + H2O + S =>
2 HNO3 + H2S = 2 NO2 + 2 H2O + S
Na2TeO3 + SnCl2 + HCl = SnCl4 + NaCl + Te + H2O =>
Na2TeO3 + 2 SnCl2 + 6 HCl = 2 SnCl4 + 2 NaCl + Te + 3 H2O
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2
Cu2O + H2O + NaCl = Cu2Cl2 + NaOH =>
Cu2O + H2O + 2 NaCl = Cu2Cl2 + 2 NaOH
CO2 + H2O + HF = C6H5F + O2 =>
6 CO2 + 2 H2O + HF = C6H5F + 7 O2
As2O3 + Na2CO3 + S = Na3AsS4 + SO2 + CO2 =>
As2O3 + 3 Na2CO3 + 11 S = 2 Na3AsS4 + 3 SO2 + 3 CO2
H2NC6H4OH + (CH3CO)2O = C8H9NO2 + C2H4O2 =>
H2NC6H4OH + (CH3CO)2O = C8H9NO2 + C2H4O2
H2[SnCl6] + NH3 + H2O = SnO2 + NH4Cl =>
H2[SnCl6] + 6 NH3 + 2 H2O = SnO2 + 6 NH4Cl
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Équations équilibrées sur10/16/24
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