| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ZnCl2 + AgNO3 = AgCl + Zn(NO3)2 =>
ZnCl2 + 2 AgNO3 = 2 AgCl + Zn(NO3)2
NO2 + Ba(OH)2 + O2 = Ba(NO3)2 + H2O =>
4 NO2 + 2 Ba(OH)2 + O2 = 2 Ba(NO3)2 + 2 H2O
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
HCN + Ba(OH)2 = Ba(CN)2 + H2O =>
2 HCN + Ba(OH)2 = Ba(CN)2 + 2 H2O
CuO + NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + H2O =>
CuO + 2 NH4OH + (NH4)2SO4 = (Cu(NH3)4)SO4 + 3 H2O
Na2O + CO2 = Na2CO3 =>
Na2O + CO2 = Na2CO3
NH4OH + Na2CO3 = NaOH + (NH4)2CO3 =>
2 NH4OH + Na2CO3 = 2 NaOH + (NH4)2CO3
MnO2 + Al = Al2O3 + Mn =>
3 MnO2 + 4 Al = 2 Al2O3 + 3 Mn
C6H14 + O2 = CO2 + H2O =>
2 C6H14 + 19 O2 = 12 CO2 + 14 H2O
Na2CrO4 = Na + Cr + O2 =>
Na2CrO4 = 2 Na + Cr + 2 O2
Li2SO3 + H2S = Li2S + H2SO3 =>
Li2SO3 + H2S = Li2S + H2SO3
Cr2O7{-2} + H2S + H{+} = Cr{3+} + S + H2O =>
Cr2O7{-2} + 3 H2S + 8 H{+} = 2 Cr{3+} + 3 S + 7 H2O
Mg(OH)2N2O3 = Mg(NO2)2H2O =>
Mg(OH)2N2O3 = Mg(NO2)2H2O
Sc + CuO = ScO + Cu =>
Sc + CuO = ScO + Cu
Br2 + NaOH = NaBr + NaOBr + H2O =>
Br2 + 2 NaOH = NaBr + NaOBr + H2O
Na2O + H2O = NaOH =>
Na2O + H2O = 2 NaOH
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Li + K2SO4 = K + Li2SO4 =>
2 Li + K2SO4 = 2 K + Li2SO4
Cr2O7{-2} + H2S + H{+} = Cr{+3} + S + H2O =>
Cr2O7{-2} + 3 H2S + 8 H{+} = 2 Cr{+3} + 3 S + 7 H2O
Br2 + NaOH = NaBr + NaBrO + H2O =>
Br2 + 2 NaOH = NaBr + NaBrO + H2O
MgO + Cl2O5 = MgO5 + ClO =>
3 MgO + 4 Cl2O5 = 3 MgO5 + 8 ClO
C2H4(g) + H2O(l) = C2H6O(l) =>
C2H4(g) + H2O(l) = C2H6O(l)
Na(OH)2 + ZnCl2 = Zn(OH)2 + Na + Cl =>
Na(OH)2 + ZnCl2 = Zn(OH)2 + Na + 2 Cl
Zn2 + OH = ZnOH =>
Zn2 + 2 OH = 2 ZnOH
CI + KF = KCI + F =>
CI + KF = KCI + F
CH3COOH + NH3 = NH4CH3COO =>
CH3COOH + NH3 = NH4CH3COO
Ba(OH)2 + HNO3 = Ba(NO3)2 + HOH =>
Ba(OH)2 + 2 HNO3 = Ba(NO3)2 + 2 HOH
Na2O = Na + O2 =>
2 Na2O = 4 Na + O2
NaIO3 + Cu(IO3)2 = CuNa + IO3 =>
NaIO3 + Cu(IO3)2 = CuNa + 3 IO3
K2CO3(ac) + BaCl2(ac) = BaCO3(s) + KCl(ac) =>
K2CO3(ac) + BaCl2(ac) = BaCO3(s) + 2 KCl(ac)
H2(SO4) + Ca(NO2)2 = HNO2 + Ca(SO4) =>
H2(SO4) + Ca(NO2)2 = 2 HNO2 + Ca(SO4)
Cr + BiO = Cr2O7 + Bi =>
2 Cr + 7 BiO = Cr2O7 + 7 Bi
AgNO3 + Na2CO3 = Ag2CO3 + NaNO3 =>
2 AgNO3 + Na2CO3 = Ag2CO3 + 2 NaNO3
Fe2(SO4)3 + Ca(NO3)2 = Fe2Ca3 + SO4 + NO3 =>
Fe2(SO4)3 + 3 Ca(NO3)2 = Fe2Ca3 + 3 SO4 + 6 NO3
HCl + H2O = H3O + Cl =>
HCl + H2O = H3O + Cl
HNO3 + H3AsO3 = NO(g) + H3AsO4 + H2O =>
2 HNO3 + 3 H3AsO3 = 2 NO(g) + 3 H3AsO4 + H2O
Na2O + P4O10 = Na3PO4 =>
6 Na2O + P4O10 = 4 Na3PO4
Ba + Fe2(SO4)3 = Fe + BaSO4 =>
3 Ba + Fe2(SO4)3 = 2 Fe + 3 BaSO4
Cr2O3 + KClO4 + KOH = K2CrO4 + KCl + H2O =>
4 Cr2O3 + 3 KClO4 + 16 KOH = 8 K2CrO4 + 3 KCl + 8 H2O
NaOH = Na + O2 + H2O =>
4 NaOH = 4 Na + O2 + 2 H2O
TiFO2 + H2 = Ti(OH)2 + F2 =>
2 TiFO2 + 2 H2 = 2 Ti(OH)2 + F2
H2NO2 + KI + HCl = I2 + N2 + KCl + H2O =>
2 H2NO2 + 4 KI + 4 HCl = 2 I2 + N2 + 4 KCl + 4 H2O
CaCl2 + (NH4)2HPO4 + NH3 = Ca3(PO4)2 + NH4Cl =>
3 CaCl2 + 2(NH4)2HPO4 + 2 NH3 = Ca3(PO4)2 + 6 NH4Cl
MnO4{-} + Cd + H{+} = Cd{2+} + Mn{2+} + H2O =>
2 MnO4{-} + 5 Cd + 16 H{+} = 5 Cd{2+} + 2 Mn{2+} + 8 H2O
H2S + HNO3 = S + NH4 + H2O =>
9 H2S + 2 HNO3 = 9 S + 2 NH4 + 6 H2O
CH3COOH + NH3 = CH3COONH4 =>
CH3COOH + NH3 = CH3COONH4
KNO3 + H2CO3 = K2CO3 + HNO3 =>
2 KNO3 + H2CO3 = K2CO3 + 2 HNO3
Al + MnCl7 = Mn + AlCl3 =>
7 Al + 3 MnCl7 = 3 Mn + 7 AlCl3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/07/25
Équations équilibrées sur02/06/24
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