| Équations équilibrées la veille | Équations équilibrées le lendemain |
FeCl3 + 3 NaOH = Fe(OH)3 + 3 NaCl
Pb(NO3)2 + NaI = PbI2 + NaNO3 =>
Pb(NO3)2 + 2 NaI = PbI2 + 2 NaNO3
C9H10O + KMnO4 = C6H5COOH + KOH + MnO2 + H2O =>
21 C9H10O + 38 KMnO4 = 27 C6H5COOH + 38 KOH + 38 MnO2 + 5 H2O
Pb(NO3)2(aq) + NH4OH(aq) = Pb(OH)2 + NH4(NO3) =>
Pb(NO3)2(aq) + 2 NH4OH(aq) = Pb(OH)2 + 2 NH4(NO3)
Na2CO3 + ZnSO4 = ZnCO3 + Na2SO4 =>
Na2CO3 + ZnSO4 = ZnCO3 + Na2SO4
Ca + H2O = Ca(OH)2 + H2 =>
Ca + 2 H2O = Ca(OH)2 + H2
Al2(SO4) + NH + H2O = Al(OH)3 + (NH4)2SO4 =>
Al2(SO4) + 2 NH + 6 H2O = 2 Al(OH)3 + (NH4)2SO4
Hg2SO4 + Cu = Hg + CuSO4 =>
Hg2SO4 + Cu = 2 Hg + CuSO4
Cr(OH)3 + IO3{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{2-} + I{-} + 5 H2O
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn =>
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn
KMnO4 + SnSO4 + H2SO4 = H2O + K2SO4 + MnSO4 + Sn(SO4)3 =>
4 KMnO4 + 5 SnSO4 + 16 H2SO4 = 16 H2O + 2 K2SO4 + 4 MnSO4 + 5 Sn(SO4)3
Be(OH)2 + HClO2 = Be(ClO2)2 + H2O =>
Be(OH)2 + 2 HClO2 = Be(ClO2)2 + 2 H2O
HgS + HNO3 = Hg2S(NO3)2 + H2S =>
2 HgS + 2 HNO3 = Hg2S(NO3)2 + H2S
H2S + NH3 = HS{-} + NH4{+} =>
H2S + NH3 = HS{-} + NH4{+}
KMnO4 + Al + S = K2S + Al2O3 + MnO2 =>
6 KMnO4 + 8 Al + 3 S = 3 K2S + 4 Al2O3 + 6 MnO2
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Al + O2 = Al2O3 =>
4 Al + 3 O2 = 2 Al2O3
K2Cr2O7 + H2C2O4 + H{+} = Cr{3+} + H2O + K{+} + CO2 =>
K2Cr2O7 + 3 H2C2O4 + 8 H{+} = 2 Cr{3+} + 7 H2O + 2 K{+} + 6 CO2
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn =>
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn
H2 + Cl2 = HCl =>
H2 + Cl2 = 2 HCl
H2SO4 + Cu = SO + CuSO4 + H2O =>
3 H2SO4 + 2 Cu = SO + 2 CuSO4 + 3 H2O
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn =>
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn
(V(OH)4)Cl + FeCl2 + HCl = (VO)Cl2 + FeCl3 + H2O =>
(V(OH)4)Cl + FeCl2 + 2 HCl = (VO)Cl2 + FeCl3 + 3 H2O
(OH)3 + C = H2O + CO2 =>
4(OH)3 + 3 C = 6 H2O + 3 CO2
Al(s) + NaOH(s) + H2O(l) = NaAl(OH)4 + H2(g) =>
2 Al(s) + 2 NaOH(s) + 6 H2O(l) = 2 NaAl(OH)4 + 3 H2(g)
CH3CH(OH)CH3 + KMnO4 + H2SO4 = K2SO4 + MnO2 + C3H6O + H2O =>
3 CH3CH(OH)CH3 + 2 KMnO4 + H2SO4 = K2SO4 + 2 MnO2 + 3 C3H6O + 4 H2O
C2O4{-2} + H{+} + MnO4{-} = Mn{+2} + CO2 + H2O =>
5 C2O4{-2} + 16 H{+} + 2 MnO4{-} = 2 Mn{+2} + 10 CO2 + 8 H2O
NaHCO3 + HC2H2O2 = NaC2H3O2 + CO2 + H2O =>
7 NaHCO3 + 8 HC2H2O2 = 7 NaC2H3O2 + 9 CO2 + 5 H2O
H2SO4 + K2CrO4 + Zn = ZnSO4 + Cr2(SO4)3 + KHSO4 + H2O =>
10 H2SO4 + 2 K2CrO4 + 3 Zn = 3 ZnSO4 + Cr2(SO4)3 + 4 KHSO4 + 8 H2O
Na2SO3 + HCl = H2O + NaCl + SO2 =>
Na2SO3 + 2 HCl = H2O + 2 NaCl + SO2
sodiumperoxide + H2O = NaOH + O2 =>
2 Na2O2 + 2 H2O = 4 NaOH + O2
NH4Cr2O7 = N + H4 + Cr2 + O2 =>
2 NH4Cr2O7 = 2 N + 2 H4 + 2 Cr2 + 7 O2
FeO + PDF2 = FeF2 + PDO =>
FeO + PDF2 = FeF2 + PDO
Ni3 + H2 = Ni3H =>
2 Ni3 + H2 = 2 Ni3H
KMnO4 + (NH4)2SO4 = NH4MnO4 + K2SO4 =>
2 KMnO4 + (NH4)2SO4 = 2 NH4MnO4 + K2SO4
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn =>
(CH3COO)2Pb + ZnCl2 = PbCl2 + (CH3COO)2Zn
Sn + NaOH = NaSnO + H2 =>
2 Sn + 2 NaOH = 2 NaSnO + H2
PbCl2(s) + O2(g) = PbO(s) + Cl2(g) =>
2 PbCl2(s) + O2(g) = 2 PbO(s) + 2 Cl2(g)
Ca + H2O = Ca(OH)3 + H2(g) =>
2 Ca + 6 H2O = 2 Ca(OH)3 + 3 H2(g)
AgNO3 + K2HPO4 = Ag2HPO4 + KNO3 =>
2 AgNO3 + K2HPO4 = Ag2HPO4 + 2 KNO3
(NH4)2SO4 + Cu(OH)2 + HCl = CuCl + H(NH4)2 + SO4(OH)2 =>
(NH4)2SO4 + Cu(OH)2 + HCl = CuCl + H(NH4)2 + SO4(OH)2
CrCl3 + KMnO4 + HNO3 + H2O = H2Cr2O7 + Mn(NO3)2 + KNO3 + HCl =>
10 CrCl3 + 6 KMnO4 + 18 HNO3 + 11 H2O = 5 H2Cr2O7 + 6 Mn(NO3)2 + 6 KNO3 + 30 HCl
K2Cr2O7 + H2S + H2SO4 = KHSO4 + Cr2(SO4) + H2O =>
4 K2Cr2O7 + 5 H2S + 7 H2SO4 = 8 KHSO4 + 4 Cr2(SO4) + 8 H2O
NH3 + CO2 = (NH2)2CO + (NH4)2CO3 =>
4 NH3 + 2 CO2 = (NH2)2CO + (NH4)2CO3
Ca(OH)2 + HCI = Ca(CI)2 + H2O =>
Ca(OH)2 + 2 HCI = Ca(CI)2 + 2 H2O
Sr(OH)2(aq) + HF(aq) = SrF2(aq) + H2O(l) =>
Sr(OH)2(aq) + 2 HF(aq) = SrF2(aq) + 2 H2O(l)
CaSO4 + K3PO4 = Ca3(PO4)2 + K2SO4 =>
3 CaSO4 + 2 K3PO4 = Ca3(PO4)2 + 3 K2SO4
C4H10 + O2 = C2H3OOH + H2O =>
2 C4H10 + 5 O2 = 4 C2H3OOH + 2 H2O
CH3COOH(aq) + Na2CO3(aq) = C2H3NaO2(aq) + CO2(g) + H2O(aq) =>
2 CH3COOH(aq) + Na2CO3(aq) = 2 C2H3NaO2(aq) + CO2(g) + H2O(aq)
Zn + Sn = ZnSn =>
Zn + Sn = ZnSn
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/31/23
Équations équilibrées sur01/30/23
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