| Équations équilibrées la veille |
3 HCOOH + Fe(OH)3 = 3 H2O + Fe(COOH)3
Al(s) + I2(l) = AlI3 =>
2 Al(s) + 3 I2(l) = 2 AlI3
FeCl2 + NaOH + Na2O2 = Fe(OH)3 + NaCl + Na2O =>
2 FeCl2 + 6 NaOH + Na2O2 = 2 Fe(OH)3 + 4 NaCl + 2 Na2O
Ca + SnCl4 = CaCl2 + Sn =>
2 Ca + SnCl4 = 2 CaCl2 + Sn
CaCO3 + H2C2O4 = CaC2O4 + H2CO3 =>
CaCO3 + H2C2O4 = CaC2O4 + H2CO3
ClO3 + H2O = HClO3 + HClO4 =>
2 ClO3 + H2O = HClO3 + HClO4
AlCl3 + NaNH2 = AlN + NaCl + NH3 =>
AlCl3 + 3 NaNH2 = AlN + 3 NaCl + 2 NH3
Sr(OH)2 + AgNO3 = Sr(NO3)2 + Ag(OH) =>
Sr(OH)2 + 2 AgNO3 = Sr(NO3)2 + 2 Ag(OH)
Cr2(SO4)3 + KMnO4 + H2O = K2Cr2O7 + H2Cr2O7 + MnSO4 + H2SO4 =>
5 Cr2(SO4)3 + 6 KMnO4 + 11 H2O = 3 K2Cr2O7 + 2 H2Cr2O7 + 6 MnSO4 + 9 H2SO4
Cu(NO3)2(aq) + NH3(aq) = (NH3)4Cu(NO3)2(s) =>
Cu(NO3)2(aq) + 4 NH3(aq) = (NH3)4Cu(NO3)2(s)
P + OH{-} + H2O = PH3 + H2PO2{-} =>
4 P + 3 OH{-} + 3 H2O = PH3 + 3 H2PO2{-}
C3 + O2 = CO =>
2 C3 + 3 O2 = 6 CO
SiCl4 + C = SiC + Cl2 =>
SiCl4 + C = SiC + 2 Cl2
Cu(s) + AgNO3 = Cu(NO3)2(aq) + Ag(s) =>
Cu(s) + 2 AgNO3 = Cu(NO3)2(aq) + 2 Ag(s)
Cl2 + As2S3 + H2O = H3AsO4 + S + HCl =>
5 Cl2 + As2S3 + 8 H2O = 2 H3AsO4 + 3 S + 10 HCl
C6H5COOH + NH3 = C6H5COO{-} + NH4{+} =>
C6H5COOH + NH3 = C6H5COO{-} + NH4{+}
SrH2(s) + H2O(l) = Sr(OH)2 + H2(g) =>
SrH2(s) + 2 H2O(l) = Sr(OH)2 + 2 H2(g)
Mn2{+} + ClO3{-} + H2O = MnO2 + Cl{-} + H{+} =>
6 Mn2{+} + 7 ClO3{-} + 3 H2O = 12 MnO2 + 7 Cl{-} + 6 H{+}
CO2 + SO2 = CS2 + O2 =>
CO2 + 2 SO2 = CS2 + 3 O2
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq) =>
Zn(s) + CuSO4(aq) = Cu(s) + ZnSO4(aq)
Na2CO3(aq) + Ca(OH)2(aq) = NaOH(aq) + CaCO3(s) =>
Na2CO3(aq) + Ca(OH)2(aq) = 2 NaOH(aq) + CaCO3(s)
Ca + ZnCO3 = CaCO3 + Zn =>
Ca + ZnCO3 = CaCO3 + Zn
HI(aq) + H2O(l) = H3O + I2 =>
2 HI(aq) + 2 H2O(l) = 2 H3O + I2
C2H5OH + KMnO4 = CH3COOH + MnO2 + KOH + H2O =>
3 C2H5OH + 4 KMnO4 = 3 CH3COOH + 4 MnO2 + 4 KOH + H2O
C12H22O11(s) + H2O(l) = C2H5OH(l) + CO2(g) =>
C12H22O11(s) + H2O(l) = 4 C2H5OH(l) + 4 CO2(g)
KI + I = KI3 =>
KI + 2 I = KI3
C(s) + F2(g) = CF2 =>
C(s) + F2(g) = CF2
CaSO4 + H2O = CaO + H2SO4 =>
CaSO4 + H2O = CaO + H2SO4
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
K3(PO4) + Mg(OH)2 = K(OH) + Mg3(PO4)2 =>
2 K3(PO4) + 3 Mg(OH)2 = 6 K(OH) + Mg3(PO4)2
As2S3 + KClO3 + H2O = H2AsO4 + H2SO4 + KCl =>
As2S3 + 5 KClO3 + 5 H2O = 2 H2AsO4 + 3 H2SO4 + 5 KCl
Li + CuI2 = LiI2 + Cu =>
Li + CuI2 = LiI2 + Cu
NH4CI = NH3 + HCI =>
NH4CI = NH3 + HCI
H2S + Na2Cr2O7 + H2SO4 = Cr2(SO4)3 + H2O + Na2SO4 =>
3 H2S + 4 Na2Cr2O7 + 13 H2SO4 = 4 Cr2(SO4)3 + 16 H2O + 4 Na2SO4
Fe3C + CuSO4 = FeSO4 + Cu3C =>
Fe3C + 3 CuSO4 = 3 FeSO4 + Cu3C
CH2O + CuSO4 + NaOH = CHOOH + Cu2O + Na2SO4 + H2O =>
CH2O + 2 CuSO4 + 4 NaOH = CHOOH + Cu2O + 2 Na2SO4 + 2 H2O
C2H5OH + KMnO4 = MnO2 + KOH + CO2 + H2O =>
C2H5OH + 4 KMnO4 = 4 MnO2 + 4 KOH + 2 CO2 + H2O
Li + Ca3(PO4)2 = Li3PO4 + Ca =>
6 Li + Ca3(PO4)2 = 2 Li3PO4 + 3 Ca
NO3 + H = NH4 + H2O =>
NO3 + 10 H = NH4 + 3 H2O
Br2 + KCl3 + H2SO4 + H2O = HBrO3 + K2SO4 + HCl =>
2 Br2 + 10 KCl3 + 5 H2SO4 + 12 H2O = 4 HBrO3 + 5 K2SO4 + 30 HCl
Sn(s) + Cu(NO3)2(aq) = Sn(NO3)4(aq) + Cu(s) =>
Sn(s) + 2 Cu(NO3)2(aq) = Sn(NO3)4(aq) + 2 Cu(s)
I + AlCl3 = Cl2 + AlI3 =>
6 I + 2 AlCl3 = 3 Cl2 + 2 AlI3
K2Cr2O7 + NaOH = K2CrO4 + Na2CrO4 + H2O =>
K2Cr2O7 + 2 NaOH = K2CrO4 + Na2CrO4 + H2O
Br2 + H2SO4 = HBrO3 + SO2 + H2O =>
Br2 + 5 H2SO4 = 2 HBrO3 + 5 SO2 + 4 H2O
Co(NO3)2 + Na2C2O4 = Co2(C2O4)2 + NaNO3 =>
2 Co(NO3)2 + 2 Na2C2O4 = Co2(C2O4)2 + 4 NaNO3
Mn + OH = MnO4 + H2O =>
Mn + 8 OH = MnO4 + 4 H2O
C4H9Cl + HCl = C4H10 + Cl2 =>
C4H9Cl + HCl = C4H10 + Cl2
C6H12O6 + Cr2O7{-2} + H{+} = Cr{3+} + CO2 + H2O =>
C6H12O6 + 4 Cr2O7{-2} + 32 H{+} = 8 Cr{3+} + 6 CO2 + 22 H2O
C6H14(l) + O(g) = CO2(g) + H2O(g) =>
C6H14(l) + 19 O(g) = 6 CO2(g) + 7 H2O(g)
Cs + HBr = CsBr + H2 =>
2 Cs + 2 HBr = 2 CsBr + H2
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Équations équilibrées sur10/26/24
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