| Équations équilibrées la veille | Équations équilibrées le lendemain |
PbS(pp) + 4 H2O2(ac) = PbSO4(pp) + 4 H2O(l)
(ZnOH)2CO3 = ZnO + CO2 + H2O =>
(ZnOH)2CO3 = 2 ZnO + CO2 + H2O
NaOH + S = Na + SO2 + H2O =>
4 NaOH + S = 4 Na + SO2 + 2 H2O
Cr(NO3)3 + K2CO3 = Cr2(CO3)3 + KNO3 =>
2 Cr(NO3)3 + 3 K2CO3 = Cr2(CO3)3 + 6 KNO3
Cr(OH)3 + Cl2 + NaOH = NaCrO4 + NaCl + H2O =>
Cr(OH)3 + 2 Cl2 + 5 NaOH = NaCrO4 + 4 NaCl + 4 H2O
Zn + K2Cr2O7 + H2SO4 = Zn2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 Zn + K2Cr2O7 + 7 H2SO4 = 3 Zn2SO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
AlCl3(aq) + H2O(l) = Al(OH)3 + HCl =>
AlCl3(aq) + 3 H2O(l) = Al(OH)3 + 3 HCl
CaSO3 + HCl = CaCl2 + H2O + SO2 =>
CaSO3 + 2 HCl = CaCl2 + H2O + SO2
H2SiO3 + Cu(OH)2 = Cu2(SiO3)2 + H2O =>
2 H2SiO3 + 2 Cu(OH)2 = Cu2(SiO3)2 + 4 H2O
Fe(OH)3 + NH3 = FeNH3 + OH =>
Fe(OH)3 + NH3 = FeNH3 + 3 OH
MnSO4 + KMnO4 = MnMnO4 + KSO4 =>
MnSO4 + KMnO4 = MnMnO4 + KSO4
Na2SO4 + Cl2 = NaCl + SO2 + O2 =>
Na2SO4 + Cl2 = 2 NaCl + SO2 + O2
Cl2 + HO{-} = ClO{-} + Cl{-} + H2O =>
Cl2 + 2 HO{-} = ClO{-} + Cl{-} + H2O
BaCl2 + K2Cr2O4 = KCl + BaCr2O4 =>
BaCl2 + K2Cr2O4 = 2 KCl + BaCr2O4
HClO4 + KOH = KCl + H2O + O2 =>
HClO4 + KOH = KCl + H2O + 2 O2
HCl + CaSO3 = H2SO3 + CaCl2 =>
2 HCl + CaSO3 = H2SO3 + CaCl2
CaBr2 + K2SO3 = CaSO3 + KBr =>
CaBr2 + K2SO3 = CaSO3 + 2 KBr
Mg3N = Mg + N =>
Mg3N = 3 Mg + N
C5H12 + O2 = CO3 + H2O =>
2 C5H12 + 21 O2 = 10 CO3 + 12 H2O
K2C2O4 + KMnO4 + H2O = CO2 + Mn(OH)2 + KOH =>
5 K2C2O4 + 2 KMnO4 + 8 H2O = 10 CO2 + 2 Mn(OH)2 + 12 KOH
Cl + Fe3 = FeCl3 =>
9 Cl + Fe3 = 3 FeCl3
NaCl + Pd(NO3)2 = PdCl2 + NaNO3 =>
2 NaCl + Pd(NO3)2 = PdCl2 + 2 NaNO3
NiCO3 + NaOH = Ni(OH)2 + Na2CO3 =>
NiCO3 + 2 NaOH = Ni(OH)2 + Na2CO3
NaHCO3 + Na2H2P2O7 = Na3PO4 + CO2 + H2O =>
4 NaHCO3 + Na2H2P2O7 = 2 Na3PO4 + 4 CO2 + 3 H2O
Zn2 + Sn(OH)2 = Zn(OH)2 + Sn2 =>
Zn2 + 2 Sn(OH)2 = 2 Zn(OH)2 + Sn2
*S + O2 = SO2 =>
*S + O2 = SO2
CaCl2 + KOH = Ca(OH)2 + KCl1 =>
CaCl2 + 2 KOH = Ca(OH)2 + 2 KCl1
AlCl3(g) + H2O(l) = H3AlO3(s) + HCl(g) =>
AlCl3(g) + 3 H2O(l) = H3AlO3(s) + 3 HCl(g)
KNO + KMnO4 + KOH = K2MnO4 + KNO3 + H2O =>
KNO + 4 KMnO4 + 4 KOH = 4 K2MnO4 + KNO3 + 2 H2O
Cu(CO3) + HNO3 = Cu(NO3)2 + CO2 + H2O =>
Cu(CO3) + 2 HNO3 = Cu(NO3)2 + CO2 + H2O
Mg(s) + O3(g) = MgO(s) =>
3 Mg(s) + O3(g) = 3 MgO(s)
Fe(HSO4)2 + NaOH = Fe(OH)2 + Na2SO4 + H2O =>
Fe(HSO4)2 + 4 NaOH = Fe(OH)2 + 2 Na2SO4 + 2 H2O
Na + FeBr3 = NaBr + Fe =>
3 Na + FeBr3 = 3 NaBr + Fe
Fe304 + HNO3 = Fe(NO3)3 + NH4NO3 + H2O =>
Fe304 + 1140 HNO3 = 304 Fe(NO3)3 + 114 NH4NO3 + 342 H2O
Ni + ClO4 = Ni(ClO4)2 =>
Ni + 2 ClO4 = Ni(ClO4)2
At3 + O2 = At2O3 =>
4 At3 + 9 O2 = 6 At2O3
K(CIO3) = KCI + O2 =>
2 K(CIO3) = 2 KCI + 3 O2
Fe(OH)3 = Fe2O3 + H2O =>
2 Fe(OH)3 = Fe2O3 + 3 H2O
As2O3 + Ca(OH)2 + O2 = Ca3(AsO4)2 + H2O =>
As2O3 + 3 Ca(OH)2 + O2 = Ca3(AsO4)2 + 3 H2O
K2CrO4 + HCl + NH3 = KCl + CrCl3 + H2O + NO2 =>
7 K2CrO4 + 35 HCl + 3 NH3 = 14 KCl + 7 CrCl3 + 22 H2O + 3 NO2
C3H7CN + H2 = C3H8 + HCN =>
C3H7CN + H2 = C3H8 + HCN
S + CI = S2CI =>
2 S + CI = S2CI
Na2S + HCl = NaCl + S + H2 =>
Na2S + 2 HCl = 2 NaCl + S + H2
I2 + FeCl2 + HCl = HI + FeCl3 =>
I2 + 2 FeCl2 + 2 HCl = 2 HI + 2 FeCl3
Li3PO4(aq) + Zn(NO3)2(aq) = LiNO3 + Zn3(PO4)2 =>
2 Li3PO4(aq) + 3 Zn(NO3)2(aq) = 6 LiNO3 + Zn3(PO4)2
PbCl2 + Zn(NO3)2 = ZnCl2 + Pb(NO3)2 =>
PbCl2 + Zn(NO3)2 = ZnCl2 + Pb(NO3)2
(C2H5)2NH + CH3COOH = (C2H5)2NH2 + CH3COO =>
(C2H5)2NH + CH3COOH = (C2H5)2NH2 + CH3COO
BaO2(s) + H2SO4 = BaSO4 + H2O2 =>
BaO2(s) + H2SO4 = BaSO4 + H2O2
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl =>
CH3CH2COOH + Cl2 = CH3CHClCOOH + HCl
KAl(OH)4 + AlCl3 = KCl + Al(OH)3 =>
3 KAl(OH)4 + AlCl3 = 3 KCl + 4 Al(OH)3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/27/24
Équations équilibrées sur11/26/23
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