| Équations équilibrées la veille |
2 Cr + Ba(OH)2 = Ba + 2 CrOH
Na + HNO3 = NaNO3 + H2 =>
2 Na + 2 HNO3 = 2 NaNO3 + H2
Fe + H2O = Fe3O4 + H2 =>
3 Fe + 4 H2O = Fe3O4 + 4 H2
Zn(OH)2 + NH4 = [Zn(NH3)4](OH)2 + H2 =>
Zn(OH)2 + 4 NH4 = [Zn(NH3)4](OH)2 + 2 H2
Cl + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
4 Cl + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
LiI = Li + I2 =>
2 LiI = 2 Li + I2
Cl + Ca(OH)2 = Ca(OCl)2 + CaCl2 + H2O =>
4 Cl + 2 Ca(OH)2 = Ca(OCl)2 + CaCl2 + 2 H2O
C5H10 + H2O = C5H12O =>
C5H10 + H2O = C5H12O
Na2SO4 + CaCl2 = CaSO4 + NaCl =>
Na2SO4 + CaCl2 = CaSO4 + 2 NaCl
Na + HNO3 = NaNO3 + NH3 + H2O =>
8 Na + 9 HNO3 = 8 NaNO3 + NH3 + 3 H2O
Na2S2O3 + KI3 + H2O = H2SO4 + HI + KI + Na2SO4 =>
Na2S2O3 + 4 KI3 + 5 H2O = H2SO4 + 8 HI + 4 KI + Na2SO4
Ca(OH)2 + Cl = Ca(ClO3)2 + CaCl2 + HCl =>
3 Ca(OH)2 + 12 Cl = Ca(ClO3)2 + 2 CaCl2 + 6 HCl
Cl + Ca(OH)2 = Ca(ClO)Cl + H2O =>
2 Cl + Ca(OH)2 = Ca(ClO)Cl + H2O
H3PO2 + Ba(OH)2 = BaHPO2 + H2O =>
H3PO2 + Ba(OH)2 = BaHPO2 + 2 H2O
Mg(OH)2 + HAsO3 = Mg(AsO3)2 + H2O =>
Mg(OH)2 + 2 HAsO3 = Mg(AsO3)2 + 2 H2O
HBr + H2SO4 = Br + SO2 + H2O =>
2 HBr + H2SO4 = 2 Br + SO2 + 2 H2O
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
Ca(OH)2 + Cl = CaOCl2 + H2O =>
Ca(OH)2 + 2 Cl = CaOCl2 + H2O
Ba(OH)2 + H3PO2 = Ba(H2PO2)2 + H2O =>
Ba(OH)2 + 2 H3PO2 = Ba(H2PO2)2 + 2 H2O
Cr2(SO4)3 + NaOH + Cl2O7 = Na2Cr2O7 + Na2SO4 + Cl2 + H2O =>
7 Cr2(SO4)3 + 56 NaOH + 3 Cl2O7 = 7 Na2Cr2O7 + 21 Na2SO4 + 3 Cl2 + 28 H2O
Cl + Ca(OH)2 = Ca(ClO)Cl + H2O =>
2 Cl + Ca(OH)2 = Ca(ClO)Cl + H2O
NaClO3 + NH4Cl = NH4ClO3 + NaCl =>
NaClO3 + NH4Cl = NH4ClO3 + NaCl
Ca + Br2(l) = CaBr2 =>
Ca + Br2(l) = CaBr2
Ba + HOH = BaH2 + OH =>
Ba + 2 HOH = BaH2 + 2 OH
Au + HNO3 + HCl = AuCl + NO + H2O =>
3 Au + HNO3 + 3 HCl = 3 AuCl + NO + 2 H2O
KI + HCl + MnO2 = I + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = 2 I + 2 H2O + 2 KCl + MnCl2
Xe + Cl = XeCl =>
Xe + Cl = XeCl
Ca(s) + HCl(aq) = CaCl2(aq) + H2(s) =>
Ca(s) + 2 HCl(aq) = CaCl2(aq) + H2(s)
HIO4 + F2 = HF + FIO3 + O2 =>
2 HIO4 + 2 F2 = 2 HF + 2 FIO3 + O2
Ca(OH)2 + Cl = CaCl2 + OH =>
Ca(OH)2 + 2 Cl = CaCl2 + 2 OH
HCl + KI = HK + ClI =>
HCl + KI = HK + ClI
KI + HCl + MnO2 = I2 + H2O + KCl + MnCl2 =>
2 KI + 4 HCl + MnO2 = I2 + 2 H2O + 2 KCl + MnCl2
CH4 + H2O = H2 + CO =>
CH4 + H2O = 3 H2 + CO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
HNO3 + NH3H2O = NH4NO3 + H2O =>
HNO3 + NH3H2O = NH4NO3 + H2O
Cu + H2O = CuOH + H2 =>
2 Cu + 2 H2O = 2 CuOH + H2
MnO2 + KI + H2O = MnI2 + I2 + KOH =>
MnO2 + 4 KI + 2 H2O = MnI2 + I2 + 4 KOH
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4 =>
ZnSO4 + K4[Fe(CN)6] = K2ZnFe(CN)6 + K2SO4
C2H4 + O2 = CO2 + H2O =>
C2H4 + 3 O2 = 2 CO2 + 2 H2O
Fe + NaHSO4 = FeSO4 + Na2SO4 + H2 =>
Fe + 2 NaHSO4 = FeSO4 + Na2SO4 + H2
MnO2 + KI + H2O = Mn(OH)2 + I2 + KOH =>
MnO2 + 2 KI + 2 H2O = Mn(OH)2 + I2 + 2 KOH
(NH4)2C2O4 = NH4 + CO2 =>
(NH4)2C2O4 = 2 NH4 + 2 CO2
FeCl3 + NaOH = (Fe(OH)3) + NaCl =>
FeCl3 + 3 NaOH = (Fe(OH)3) + 3 NaCl
Mg + Fe2O3 = Fe + MgO =>
3 Mg + Fe2O3 = 2 Fe + 3 MgO
HNO3 + H2SS = NO + S + H2O =>
2 HNO3 + 3 H2SS = 2 NO + 6 S + 4 H2O
Sn(NO3)2 + HCl = H2SnCl4 + HNO3 =>
Sn(NO3)2 + 4 HCl = H2SnCl4 + 2 HNO3
ZnSO4 + K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + K2SO4 =>
3 ZnSO4 + 2 K4[Fe(CN)6] = K2Zn3[Fe(CN)6]2 + 3 K2SO4
CrO2{-} + ClO{-} + OH{-} = CrO4{2-} + Cl{-} + H2O =>
2 CrO2{-} + 3 ClO{-} + 2 OH{-} = 2 CrO4{2-} + 3 Cl{-} + H2O
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Équations équilibrées sur11/02/24
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