| Équations équilibrées la veille | Équations équilibrées le lendemain |
8 CuSO4 = 8 Cu + S8 + 16 O2
KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3 + KNO3 =>
3 KOH(aq) + Fe(NO3)3(aq) = Fe(OH)3 + 3 KNO3
H2SO3 + Pb(OH)4 = Pb(OH)2SO3 + H2O =>
H2SO3 + Pb(OH)4 = Pb(OH)2SO3 + 2 H2O
Ba(OH)2 + HPO2 = Ba(PO2)2 + H2O =>
Ba(OH)2 + 2 HPO2 = Ba(PO2)2 + 2 H2O
Sc + HBr = ScBr3 + H2 =>
2 Sc + 6 HBr = 2 ScBr3 + 3 H2
C2H6O = C2H4O + H =>
C2H6O = C2H4O + 2 H
Sc + O = Sc2O3 =>
2 Sc + 3 O = Sc2O3
H(NO2) = H2O + N2O3 =>
2 H(NO2) = H2O + N2O3
FeSO4 + NO = [FeNO]SO4 =>
FeSO4 + NO = [FeNO]SO4
HBrO = H + BrO =>
HBrO = H + BrO
H2S + HNO4 = H2SO4 + NO2 + H2O =>
3 H2S + 8 HNO4 = 3 H2SO4 + 8 NO2 + 4 H2O
H2SO4 + OH{-} = HSO4{-} + H2O =>
H2SO4 + OH{-} = HSO4{-} + H2O
CuCl2 + H2O = Cu(OH)2 + HCl =>
CuCl2 + 2 H2O = Cu(OH)2 + 2 HCl
C2H4 + KMnO4 + KOH = CO2 + K2MnO4 + H2O =>
C2H4 + 12 KMnO4 + 12 KOH = 2 CO2 + 12 K2MnO4 + 8 H2O
NH2CONH2 + O2 = NO2 + CO2 + H2O =>
2 NH2CONH2 + 7 O2 = 4 NO2 + 2 CO2 + 4 H2O
MgCl2 + H2SO4 = Mg(SO4) + HCl =>
MgCl2 + H2SO4 = Mg(SO4) + 2 HCl
NaHSO4 = Na2S2O7 + H2O =>
2 NaHSO4 = Na2S2O7 + H2O
C2H5Br + NH3 = C2H5NH2 + HBr =>
C2H5Br + NH3 = C2H5NH2 + HBr
ZnSO4 + Pb(NO3)2 = Zn(NO3)2 + Pb(SO4) =>
ZnSO4 + Pb(NO3)2 = Zn(NO3)2 + Pb(SO4)
MgO + H2O = Mg(OH)2 =>
MgO + H2O = Mg(OH)2
CH3OH + NH3 = CH3NH2 + H2O =>
CH3OH + NH3 = CH3NH2 + H2O
Na2S(aq) + Cu(NO3)2(aq) = NaNO3(aq) + CuS(s) =>
Na2S(aq) + Cu(NO3)2(aq) = 2 NaNO3(aq) + CuS(s)
CH3COOH + Pb = Pb(CH3COOH) =>
CH3COOH + Pb = Pb(CH3COOH)
Fe(s) + S8(s) = Fe2S3(s) =>
16 Fe(s) + 3 S8(s) = 8 Fe2S3(s)
Cr2O3 + H3PO4 = Cr2(PO4)2 + H2O =>
Cr2O3 + 2 H3PO4 = Cr2(PO4)2 + 3 H2O
HNO3 + HI = NO2 + HIO3 + H2O =>
6 HNO3 + HI = 6 NO2 + HIO3 + 3 H2O
HCl + CaCO3 = CaCl2 + H2O + CO2 =>
2 HCl + CaCO3 = CaCl2 + H2O + CO2
KCl + AgNo2 = KNo2 + AgCl =>
KCl + AgNo2 = KNo2 + AgCl
C2H5OH(s) + O2(g) = CO2(g) + H2O(g) =>
C2H5OH(s) + 3 O2(g) = 2 CO2(g) + 3 H2O(g)
Cd(CN)2 + KCN = Cd(CN)4K2 =>
Cd(CN)2 + 2 KCN = Cd(CN)4K2
P2O5 + H2O = H3PO4 =>
P2O5 + 3 H2O = 2 H3PO4
Mg + Cl2 = Mg2Cl2 =>
2 Mg + Cl2 = Mg2Cl2
KMnO4(aq) + H2SO4(aq) = K2SO4(aq) + Mn2O7(aq) + H2O(l) =>
2 KMnO4(aq) + H2SO4(aq) = K2SO4(aq) + Mn2O7(aq) + H2O(l)
AlCl3 + CH3COONa + H2O = Al(OH)2CH3COO + CH3COOH + NaCl =>
AlCl3 + 3 CH3COONa + 2 H2O = Al(OH)2CH3COO + 2 CH3COOH + 3 NaCl
Fe + NO2 = FeO + N2 =>
4 Fe + 2 NO2 = 4 FeO + N2
Zn + CuCO3 = ZnCO3 + Cu =>
Zn + CuCO3 = ZnCO3 + Cu
H2SO4(aq) = H(aq) + SO4(aq) =>
H2SO4(aq) = 2 H(aq) + SO4(aq)
N3 + H2O = NH3 + OH =>
N3 + 9 H2O = 3 NH3 + 9 OH
C6H14 + HCl = C6H13Cl + H2 =>
C6H14 + HCl = C6H13Cl + H2
Na2Cr2O7 + HCl = NaCl + CrCl3 + H2O + Cl2 =>
Na2Cr2O7 + 14 HCl = 2 NaCl + 2 CrCl3 + 7 H2O + 3 Cl2
CaCI2 + Na2CO3 = CaCO3 + Na2CI2 =>
CaCI2 + Na2CO3 = CaCO3 + Na2CI2
S8 + OH{-} = S2{-} + S2O3 + H2O =>
7 S8 + 24 OH{-} = 24 S2{-} + 4 S2O3 + 12 H2O
KAlO2 + H2O = KAl(OH)4 =>
KAlO2 + 2 H2O = KAl(OH)4
Co(OH)2 + O2 = CoOOH + H2O =>
4 Co(OH)2 + O2 = 4 CoOOH + 2 H2O
Au + HNO3 = AuNO3 + NO2 + H2O =>
Au + 2 HNO3 = AuNO3 + NO2 + H2O
C2H5(OH) + O2 = CO2 + H(OH) =>
C2H5(OH) + 3 O2 = 2 CO2 + 3 H(OH)
Na + Al2(CO3)3 = Al + Na2(CO3) =>
6 Na + Al2(CO3)3 = 2 Al + 3 Na2(CO3)
CuCl2(aq) + Na3Po4(aq) = Cu3(Po4)2(s) + NaCl(aq) =>
3 CuCl2(aq) + 2 Na3Po4(aq) = Cu3(Po4)2(s) + 6 NaCl(aq)
B + Mg = BMg =>
B + Mg = BMg
KMnO4 + SnCl2 + H2SO4 = Cl2 + MnSO4 + Sn(SO4)2 + K2SO4 + H2O =>
4 KMnO4 + 5 SnCl2 + 16 H2SO4 = 5 Cl2 + 4 MnSO4 + 5 Sn(SO4)2 + 2 K2SO4 + 16 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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