| Équations équilibrées la veille |
2 NaHCO3 + CuCl2 = 2 NaCl + Cu(HCO3)2
KNO3 = KNO2 + O2 =>
2 KNO3 = 2 KNO2 + O2
C2H6 + Cl = C2H5Cl + HCl =>
C2H6 + 2 Cl = C2H5Cl + HCl
C2H6 + Cl = C2H5Cl + H2 =>
2 C2H6 + 2 Cl = 2 C2H5Cl + H2
C2H6 + Cl = C2H6Cl =>
C2H6 + Cl = C2H6Cl
NiCl2 = Ni + Cl =>
NiCl2 = Ni + 2 Cl
N2 + O2 = N2O =>
2 N2 + O2 = 2 N2O
NO2 + HCl = NOCl + H2O + Cl2 =>
2 NO2 + 4 HCl = 2 NOCl + 2 H2O + Cl2
Fe + O2 = Fe2O3 =>
4 Fe + 3 O2 = 2 Fe2O3
C12H22O11 + CaCO3 = H2O + CO2 + Ca =>
C12H22O11 + 24 CaCO3 = 11 H2O + 36 CO2 + 24 Ca
Br + O2 = BrO =>
2 Br + O2 = 2 BrO
Fe(NH4)2(SO4)2*6H2O + H2C2O4 + K2C2O4 + H2O2 = KFe(C2O4)6*H2O + (NH4)2SO4 + H2SO4 + H2O =>
2 Fe(NH4)2(SO4)2*6H2O + 11 H2C2O4 + K2C2O4 + 9 H2O2 = 2 KFe(C2O4)6*H2O + 2(NH4)2SO4 + 2 H2SO4 + 28 H2O
PbCl2 + HCl = PbCl4 + H2 =>
PbCl2 + 2 HCl = PbCl4 + H2
N2 + O2 = N2O5 =>
2 N2 + 5 O2 = 2 N2O5
C2H6 + Cl = C2H5Cl + HCl =>
C2H6 + 2 Cl = C2H5Cl + HCl
CrCl3 + MnO2 + KOH = K2CrO4 + MnCl2 + H2O =>
2 CrCl3 + 3 MnO2 + 4 KOH = 2 K2CrO4 + 3 MnCl2 + 2 H2O
H{+} + Cr2O7{2-} + C2H6O = Cr{3+} + CO2 + H2O =>
16 H{+} + 2 Cr2O7{2-} + C2H6O = 4 Cr{3+} + 2 CO2 + 11 H2O
Na2SO4 + NH4Cl = NH4SO4 + Na2Cl =>
Na2SO4 + NH4Cl = NH4SO4 + Na2Cl
C2H6 + Cl = C2H5Cl + HCl =>
C2H6 + 2 Cl = C2H5Cl + HCl
HClO2 + NH4OH = NH4ClO2 + HOH =>
HClO2 + NH4OH = NH4ClO2 + HOH
CH4 + I2 = CH3I + HI =>
CH4 + I2 = CH3I + HI
H11C9OH + MgBrCl = H11C9OHMgBrCl =>
H11C9OH + MgBrCl = H11C9OHMgBrCl
C2H6 + Cl = C2H5Cl + H =>
C2H6 + Cl = C2H5Cl + H
C9H12 + KMnO4 + H2SO4 = C8H6O4 + K2SO4 + MnSO4 + H2O =>
40 C9H12 + 114 KMnO4 + 171 H2SO4 = 45 C8H6O4 + 57 K2SO4 + 114 MnSO4 + 276 H2O
Ca(NO2)2 + H3PO4 = Ca3(PO4)2 + NO + NO2 + H2O =>
3 Ca(NO2)2 + 2 H3PO4 = Ca3(PO4)2 + 3 NO + 3 NO2 + 3 H2O
Hg3 + O2 = Hg2O3 =>
4 Hg3 + 9 O2 = 6 Hg2O3
Au2O3 + HCl = AuCl3 + H2O =>
Au2O3 + 6 HCl = 2 AuCl3 + 3 H2O
FeCl3 + NaOH(aq) = Fe(OH)3(s) + NaCl(s) =>
FeCl3 + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(s)
C2H6 + Cl = C2H5 + HCl =>
C2H6 + Cl = C2H5 + HCl
Ca3(PO4)2*KAlSiO4*Ca3(PO4)2 + KAlSiO4 = Ca3(PO4)2*KAlSiO4*Ca3(PO4)2*KAlSiO4 =>
Ca3(PO4)2*KAlSiO4*Ca3(PO4)2 + KAlSiO4 = Ca3(PO4)2*KAlSiO4*Ca3(PO4)2*KAlSiO4
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq) =>
NaCH3COO(aq) + HCl(aq) = NaCl(aq) + HCH3COO(aq)
H2SiO3 + HCl = SiCl4 + H2O =>
H2SiO3 + 4 HCl = SiCl4 + 3 H2O
CH3COOH + CU(OH)2 = (CH3COO)2CU + H2O =>
2 CH3COOH + CU(OH)2 = (CH3COO)2CU + 2 H2O
K2Cr2O7 + K2SO3 + H2SO4 = K2SO4 + CrSO4 + H2O =>
K2Cr2O7 + 4 K2SO3 + 3 H2SO4 = 5 K2SO4 + 2 CrSO4 + 3 H2O
AgNO3 + Br2 + H2O = AgBr + HNO3 + HBrO =>
AgNO3 + Br2 + H2O = AgBr + HNO3 + HBrO
HAuCl4 = Au + H + Cl =>
HAuCl4 = Au + H + 4 Cl
NiCl2 = Ni + Cl2 =>
NiCl2 = Ni + Cl2
Cu(OH)2 + HCI = CuOHCI + H2O =>
Cu(OH)2 + HCI = CuOHCI + H2O
NO2 + HCl = HNO2 + Cl =>
NO2 + HCl = HNO2 + Cl
Br + O2 = BrO3 =>
2 Br + 3 O2 = 2 BrO3
PbCl2 + HCl = H2PbCl4 =>
PbCl2 + 2 HCl = H2PbCl4
K2CrO4 + KOH + H[SnCl3] + H2O = K[Cr(OH)4] + K3[Sn(OH)6] + KCl =>
K2CrO4 + 17 KOH + 3 H[SnCl3] + H2O = K[Cr(OH)4] + 3 K3[Sn(OH)6] + 9 KCl
C2H6 + Cl = CCl4 + HCl =>
C2H6 + 14 Cl = 2 CCl4 + 6 HCl
Co(NH3)6Cl2 = CoCl2 + NH3 =>
Co(NH3)6Cl2 = CoCl2 + 6 NH3
C2H6O + Cr2O7{2-} + H{+} = C2H4O + H2O + Cr3{+} =>
17 C2H6O + 3 Cr2O7{2-} + 8 H{+} = 17 C2H4O + 21 H2O + 2 Cr3{+}
Ac(OH)3 = Ac2O3 + H2O =>
2 Ac(OH)3 = Ac2O3 + 3 H2O
(NH4)2SO4 + K3PO4 = K2SO4 + (NH4)3PO4 =>
3(NH4)2SO4 + 2 K3PO4 = 3 K2SO4 + 2(NH4)3PO4
FeSO4 + HCl = Fe + Cl2 + H2SO4 =>
FeSO4 + 2 HCl = Fe + Cl2 + H2SO4
C2H6 + Cl = C2H5Cl + H2 =>
2 C2H6 + 2 Cl = 2 C2H5Cl + H2
CuCl2 + NaHCO3 = Cu2(OH)2CO3 + NaCl + CO2 + H2O =>
2 CuCl2 + 4 NaHCO3 = Cu2(OH)2CO3 + 4 NaCl + 3 CO2 + H2O
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