| Équations équilibrées la veille |
Ca + Cl2 = CaCl2
HCl + Fe = FeCl3 + H2 =>
6 HCl + 2 Fe = 2 FeCl3 + 3 H2
KMnO4 + Cu(ClO4)2 = KClO4 + Cu(MnO4)2 =>
2 KMnO4 + Cu(ClO4)2 = 2 KClO4 + Cu(MnO4)2
Br2 + KNO2 + KOH = KBr + KNO3 + H2O =>
Br2 + KNO2 + 2 KOH = 2 KBr + KNO3 + H2O
Cu + H2SO4 = CuSO4 + H2O + SO2 =>
Cu + 2 H2SO4 = CuSO4 + 2 H2O + SO2
KClO2 + H2SO4 = KHSO4 + O2 + Cl2O + H2O =>
2 KClO2 + 2 H2SO4 = 2 KHSO4 + O2 + Cl2O + H2O
C4H6O2 + H2O + NaHCO3 + NaCl = H10Na2C7O7Cl + H2 =>
3 C4H6O2 + 2 H2O + 2 NaHCO3 + 2 NaCl = 2 H10Na2C7O7Cl + 2 H2
Na2SO3 + KMnO4 + KOH = Na2SO4 + K2MnO3 + H2O =>
3 Na2SO3 + 2 KMnO4 + 2 KOH = 3 Na2SO4 + 2 K2MnO3 + H2O
LiNO3 + CaBr2 = Ca(NO3)2 + LiBr =>
2 LiNO3 + CaBr2 = Ca(NO3)2 + 2 LiBr
Na + HOH = NaH + OH =>
Na + HOH = NaH + OH
C6H3(COONa)3 + NaOH = C6H6 + Na2CO3 =>
C6H3(COONa)3 + 3 NaOH = C6H6 + 3 Na2CO3
Cu + O2 = CuO =>
2 Cu + O2 = 2 CuO
(NH4)2SO4 + LiNO3 = NH4NO3 + Li2SO4 =>
(NH4)2SO4 + 2 LiNO3 = 2 NH4NO3 + Li2SO4
Li2S + H2O = LiOH + H2S =>
Li2S + 2 H2O = 2 LiOH + H2S
C6H3(COONa)3 + NaOH = C6H6 + Na2CO3 =>
C6H3(COONa)3 + 3 NaOH = C6H6 + 3 Na2CO3
HI + H2SO4 + KMnO4 = K2SO4 + MnSO4 + H2O + HOI3 =>
15 HI + 6 H2SO4 + 4 KMnO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 5 HOI3
Zn + HgO3 = Hg2O3 + ZnO =>
3 Zn + 2 HgO3 = Hg2O3 + 3 ZnO
MgO + HCl = MgCl2 + H2O =>
MgO + 2 HCl = MgCl2 + H2O
Al(s) + Fe2O3(s) = Al2O3(s) + Fe(s) =>
2 Al(s) + Fe2O3(s) = Al2O3(s) + 2 Fe(s)
Li + Cd(NO3)2 = Li(NO3)2 + Cd =>
Li + Cd(NO3)2 = Li(NO3)2 + Cd
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4 =>
ZnSO4 + Li2CO3 = ZnCO3 + Li2SO4
C10H8 + CrO3 + H2SO4 = C8H6O4 + Cr2(SO4)3 + H2O =>
4 C10H8 + 14 CrO3 + 21 H2SO4 = 5 C8H6O4 + 7 Cr2(SO4)3 + 22 H2O
Li2S + H2O = LiOH + H2S =>
Li2S + 2 H2O = 2 LiOH + H2S
Cu{2+} + SO3{2-} + H2O = Cu{+} + SO4{-} + H{+} =>
3 Cu{2+} + SO3{2-} + H2O = 3 Cu{+} + SO4{-} + 2 H{+}
MgSO4 + KNO3 = Mg(NO3)2 + K2SO4 =>
MgSO4 + 2 KNO3 = Mg(NO3)2 + K2SO4
NaOH + H2SO4 = H2O + Na2SO4 =>
2 NaOH + H2SO4 = 2 H2O + Na2SO4
Ca(HCO3)2 + C17H35COONa = (C17H35COO)2Ca + NaHCO3 =>
Ca(HCO3)2 + 2 C17H35COONa = (C17H35COO)2Ca + 2 NaHCO3
W + I = WI6 =>
W + 6 I = WI6
Na20H20 = Na0H =>
Na20H20 = 20 Na0H
H3AsO4(aq) + RbOH(aq) = Rb3AsO4(aq) + H2O(l) =>
H3AsO4(aq) + 3 RbOH(aq) = Rb3AsO4(aq) + 3 H2O(l)
Cr + I3 = CrI2 =>
3 Cr + 2 I3 = 3 CrI2
KMnO4 + H2SO4 + Fe = FeSO4 + H2O + K2SO4 + MnSO4 =>
2 KMnO4 + 8 H2SO4 + 5 Fe = 5 FeSO4 + 8 H2O + K2SO4 + 2 MnSO4
H2O2 + KI + H2SO4 = K2SO4 + H2O + I2 =>
H2O2 + 2 KI + H2SO4 = K2SO4 + 2 H2O + I2
Zn + HCI = ZnCI + H2 =>
2 Zn + 2 HCI = 2 ZnCI + H2
Al2Se3 + H2O = Al2O3 + H2Se =>
Al2Se3 + 3 H2O = Al2O3 + 3 H2Se
H2O2 + SnCl2 + NaOH = Na2[Sn(OH)6] + NaCl =>
H2O2 + SnCl2 + 4 NaOH = Na2[Sn(OH)6] + 2 NaCl
Ni + ZnCl2 = NiCl3 + Zn =>
2 Ni + 3 ZnCl2 = 2 NiCl3 + 3 Zn
C7H5KO2 + HCl = C6H5COOH + KCl =>
C7H5KO2 + HCl = C6H5COOH + KCl
Fe + Cl = (FeCl3) =>
Fe + 3 Cl = (FeCl3)
CuS + O2 = Cu2O + SO2 =>
4 CuS + 5 O2 = 2 Cu2O + 4 SO2
PCl5 + NaOH = H3PO4 + NaCl + H2O =>
PCl5 + 5 NaOH = H3PO4 + 5 NaCl + H2O
Ag2O + NH3 + OH = Ag(NO3)2 + H2O =>
Ag2O + 4 NH3 + 34 OH = 2 Ag(NO3)2 + 23 H2O
H2SO4 + KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2 =>
H2SO4 + 2 KI + C6H10O5 = K2SO4 + C6H10O5I2 + H2
KOH + Na2S = KS + OHNa2 =>
KOH + Na2S = KS + OHNa2
NaCl + Ca3(CO3)2 = CaCl2 + Na3CO3 =>
6 NaCl + Ca3(CO3)2 = 3 CaCl2 + 2 Na3CO3
Cd + Au(BrO3)3 = Cd(BrO3)2 + Au =>
3 Cd + 2 Au(BrO3)3 = 3 Cd(BrO3)2 + 2 Au
GeO2 + K2O = K2GeO3 =>
GeO2 + K2O = K2GeO3
FeNH4(SO4)2*12H2O + NH4OH = Fe(OH)3 + (NH4)2SO4 + H2O =>
FeNH4(SO4)2*12H2O + 3 NH4OH = Fe(OH)3 + 2(NH4)2SO4 + 12 H2O
Cr(s) + Br2(g) = CrBr3(s) =>
2 Cr(s) + 3 Br2(g) = 2 CrBr3(s)
H2Cr2O7 + H2O = H3O + Cr2O7 =>
H2Cr2O7 + 2 H2O = 2 H3O + Cr2O7
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Équations équilibrées sur10/21/24
Équations équilibrées sur11/20/23
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