| Équations équilibrées la veille |
C + O2 = CO2
H(CH3COO) + Cr(OH)3 = Cr(CH3COO)3 + HOH =>
3 H(CH3COO) + Cr(OH)3 = Cr(CH3COO)3 + 3 HOH
Ca(ClO)2 + H2O = Ca(OH)2 + HClO =>
Ca(ClO)2 + 2 H2O = Ca(OH)2 + 2 HClO
Zn + NaOH + H2O = Na2[Zn(OH)4] + H2 =>
Zn + 2 NaOH + 2 H2O = Na2[Zn(OH)4] + H2
CuFe2O4 + HCl = Fe2O3 + CuCl2 + H2O =>
CuFe2O4 + 2 HCl = Fe2O3 + CuCl2 + H2O
SO2 + CaOH2 + O2 = CaSO4 + H2O =>
SO2 + CaOH2 + O2 = CaSO4 + H2O
K3AsO3 + Cl2 + KOH = K3AsO4 + KCl + H2O =>
K3AsO3 + Cl2 + 2 KOH = K3AsO4 + 2 KCl + H2O
FeF3 + K2C2O4 = KF + Fe2(C2O4)3 =>
2 FeF3 + 3 K2C2O4 = 6 KF + Fe2(C2O4)3
Cr + HCl = CrCl2 + H(g) =>
Cr + 2 HCl = CrCl2 + 2 H(g)
H3PO4(aq) + NaOH(aq) = Na2HPO4(aq) + H2O(l) =>
H3PO4(aq) + 2 NaOH(aq) = Na2HPO4(aq) + 2 H2O(l)
C6H12O6 = C4H5O2 + CO2 + H2O =>
17 C6H12O6 = 24 C4H5O2 + 6 CO2 + 42 H2O
Mg + H{3}PO{4} = Mg{3}(PO{4}) + H2 =>
2 Mg + 2 H{3}PO{4} = 2 Mg{3}(PO{4}) + H2
Fe + HF = FeF3 + H2 =>
2 Fe + 6 HF = 2 FeF3 + 3 H2
KI3 + KOH = KI + KIO3 + H2O =>
3 KI3 + 6 KOH = 8 KI + KIO3 + 3 H2O
CH3CCCH3 + KMnO4 + H2SO4 = CH3COOH + MnSO4 + K2SO4 + H2O =>
5 CH3CCCH3 + 6 KMnO4 + 9 H2SO4 = 10 CH3COOH + 6 MnSO4 + 3 K2SO4 + 4 H2O
Cr(OH)3 + Ca(ClO)2 = CaCrO4 + CaCl2 + Cl2 + H2O =>
4 Cr(OH)3 + 5 Ca(ClO)2 = 4 CaCrO4 + CaCl2 + 4 Cl2 + 6 H2O
Sn + Cl = SnCl =>
Sn + Cl = SnCl
Mg + O2 = MgO =>
2 Mg + O2 = 2 MgO
Cr2(SO4)3 + H2O2 + KOH = K2Cr2O7 + K2SO4 + H2O =>
Cr2(SO4)3 + 3 H2O2 + 8 KOH = K2Cr2O7 + 3 K2SO4 + 7 H2O
BaC2O4 + K2CrO4 = BaCrO4 + K2C2O4 =>
BaC2O4 + K2CrO4 = BaCrO4 + K2C2O4
Ca3(PO4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
2 Ca3(PO4)2 + 6 SiO2 + 10 C = 6 CaSiO3 + P4 + 10 CO
CuSO4 + (NH4)2(C2O4) = CuC2O4 + NH3 + H2SO4 =>
CuSO4 + (NH4)2(C2O4) = CuC2O4 + 2 NH3 + H2SO4
Al2O3 + RbOH + H2O = RbAl(OH)3 + O2 =>
2 Al2O3 + 4 RbOH + 4 H2O = 4 RbAl(OH)3 + O2
Ca + AlCl3 = CaCl2 + Al =>
3 Ca + 2 AlCl3 = 3 CaCl2 + 2 Al
Na3PO4(aq) + CaCl2(aq) = NaCl + Ca3(PO4)2 =>
2 Na3PO4(aq) + 3 CaCl2(aq) = 6 NaCl + Ca3(PO4)2
HCOOH + C2H5OH = C2H5COOH + H2O =>
HCOOH + C2H5OH = C2H5COOH + H2O
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
FeCl3 + NH4SCN = Fe(SCN)3 + NH4Cl =>
FeCl3 + 3 NH4SCN = Fe(SCN)3 + 3 NH4Cl
Na(OH) + Ca(OH)2 + H2SO4 = Na2Ca(SO4)2 + H2O =>
2 Na(OH) + Ca(OH)2 + 2 H2SO4 = Na2Ca(SO4)2 + 4 H2O
SiO2 + HF = SiF4 + H2O =>
SiO2 + 4 HF = SiF4 + 2 H2O
Ca + CuCl2 = Cu + CaCl2 =>
Ca + CuCl2 = Cu + CaCl2
Pb3O4 = Pb2O3 + PbO =>
Pb3O4 = Pb2O3 + PbO
NaNO3 + NaOH + Zn + H2O = Na2[(ZnOH)4] + NH3 =>
NaNO3 + 7 NaOH + 16 Zn + 6 H2O = 4 Na2[(ZnOH)4] + NH3
Cr + NH3 + H2O = Cr(OH)3 + NH4 =>
Cr + 3 NH3 + 3 H2O = Cr(OH)3 + 3 NH4
Na2SO3 + K2Cr2O7 + HNO3 = Na2SO4 + Cr(NO3)3 + KNO3 + H2O =>
3 Na2SO3 + K2Cr2O7 + 8 HNO3 = 3 Na2SO4 + 2 Cr(NO3)3 + 2 KNO3 + 4 H2O
C6H4(OH)2 + CH3NH2 = HOC6H4NHCH3 + H2O =>
C6H4(OH)2 + CH3NH2 = HOC6H4NHCH3 + H2O
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
CaCl2(aq) + H2O = CaO + HCl =>
CaCl2(aq) + H2O = CaO + 2 HCl
Cu{+2}(aq) + Fe(s) = Fe{+3}(aq) + Cu(s) =>
3 Cu{+2}(aq) + 2 Fe(s) = 2 Fe{+3}(aq) + 3 Cu(s)
Fe + Cu(II)SO4 = FeSO4 + Cu(II) =>
Fe + Cu(II)SO4 = FeSO4 + Cu(II)
Cr + KNO3 + Na2CO3 = Na2CrO4 + KNO2 + CO2 =>
Cr + 3 KNO3 + Na2CO3 = Na2CrO4 + 3 KNO2 + CO2
H2SO4 + KNO3 = HNO3 + KHSO4 =>
H2SO4 + KNO3 = HNO3 + KHSO4
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
S{2-} + I = I{-} + S =>
S{2-} + 2 I = 2 I{-} + S
CO2 + H2 = CH3OH + H2O =>
CO2 + 3 H2 = CH3OH + H2O
Ni(s) + Mg(NO3)2(aq) = Ni(NO3)2(aq) + Mg(s) =>
Ni(s) + Mg(NO3)2(aq) = Ni(NO3)2(aq) + Mg(s)
Na2Co3 + HF = Na2F + HCo3 =>
Na2Co3 + HF = Na2F + HCo3
Na3P + HOH = NaOH + PH3 =>
Na3P + 3 HOH = 3 NaOH + PH3
C13H12O + C3H8O = C16H18O + H2O =>
C13H12O + C3H8O = C16H18O + H2O
HCl + NH3 = NH4Cl =>
HCl + NH3 = NH4Cl
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Équations équilibrées sur10/30/24
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