| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NaCl(aq) + Ba(s) = BaCl2 + 2 Na
Si3N4 + O2 = SiO2 + N2 =>
Si3N4 + 3 O2 = 3 SiO2 + 2 N2
CH3CH2OH + KMnO4 + KOH = CH3COK + K2MnO4 + H2O =>
CH3CH2OH + 2 KMnO4 + 3 KOH = CH3COK + 2 K2MnO4 + 3 H2O
Al + NaOH = Al(OH) + Na =>
Al + NaOH = Al(OH) + Na
CaO(s) + SiO2(s) = CaSiO3(l) =>
CaO(s) + SiO2(s) = CaSiO3(l)
FeCl3 + KSCN = KCl + K3Fe(SCN)6 =>
FeCl3 + 6 KSCN = 3 KCl + K3Fe(SCN)6
CuO = Cu + O =>
CuO = Cu + O
NaHCO3 + HC1 = NaC1 + CO2 + H2O =>
NaHCO3 + HC1 = NaC1 + CO2 + H2O
KMnO4 + MnCl2 + H2O = H2MnO4 + KOH + HCl =>
4 KMnO4 + MnCl2 + 8 H2O = 5 H2MnO4 + 4 KOH + 2 HCl
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
C10H16N2O8 + NaOH = C10H12N2O8Na4*H2O + H2O =>
C10H16N2O8 + 4 NaOH = C10H12N2O8Na4*H2O + 3 H2O
Cu(OH)2 + HCl2 = CuCl2 + H3O2 =>
Cu(OH)2 + HCl2 = CuCl2 + H3O2
KIO3 + MnSO4 + KOH = K2MnO4 + K2SO4 + KI + H2O =>
2 KIO3 + 3 MnSO4 + 12 KOH = 3 K2MnO4 + 3 K2SO4 + 2 KI + 6 H2O
CO2 + Ba(OH)2 = CO2(OH)2 + Ba =>
CO2 + Ba(OH)2 = CO2(OH)2 + Ba
Al(NO3)3 + Mg = Mg(NO3)2 + Al =>
2 Al(NO3)3 + 3 Mg = 3 Mg(NO3)2 + 2 Al
NaOH + Si + H2O = Na2O22SiO2 + H2 =>
2 NaOH + Si + 22 H2O = Na2O22SiO2 + 23 H2
Pb(s) + MgCl2(aq) = PbCl(aq) + Mg2(aq) =>
4 Pb(s) + 2 MgCl2(aq) = 4 PbCl(aq) + Mg2(aq)
C8H8O3 + KI3*H2O + KOH = C8H7IO3 + KI + H2O =>
C8H8O3 + KI3*H2O + KOH = C8H7IO3 + 2 KI + 2 H2O
Al + Pb{2+} = Al{3+} + Pb =>
2 Al + 3 Pb{2+} = 2 Al{3+} + 3 Pb
H2 + V2O5 = V203 + H2O =>
1015 H2 + 203 V2O5 = 2 V203 + 1015 H2O
CaCl2 + Na3PO4 = Ca3(PO4)2(s) + NaCl(l) =>
3 CaCl2 + 2 Na3PO4 = Ca3(PO4)2(s) + 6 NaCl(l)
KCl*MgCl2* + AgNO3 = KNO3 + AgCl + MgCl2 =>
KCl*MgCl2* + AgNO3 = KNO3 + AgCl + MgCl2
Al2(SO4)3 + Ca(OH)2 = Al(OH)3 + CaSO4 =>
Al2(SO4)3 + 3 Ca(OH)2 = 2 Al(OH)3 + 3 CaSO4
K2CO3 + HBr = KBr + CO2H2O =>
K2CO3 + 2 HBr = 2 KBr + CO2H2O
Cl + HJ = HCl + J =>
Cl + HJ = HCl + J
O2 + H{+} + e = H2O2 =>
O2 + 2 H{+} + 2e = H2O2
Fe2(CO3)3 + C = Fe + CO2 =>
2 Fe2(CO3)3 + 3 C = 4 Fe + 9 CO2
NaIO4 + NaBr + H2O = Br2 + NaOH + NaIO3 =>
NaIO4 + 2 NaBr + H2O = Br2 + 2 NaOH + NaIO3
C54H12O + O2 = CO2 + H2O =>
2 C54H12O + 113 O2 = 108 CO2 + 12 H2O
C4H8O + LiAlH4 + H2O = CH10O + LiOH + Al(OH)3 =>
4 C4H8O + 13 LiAlH4 + 64 H2O = 16 CH10O + 13 LiOH + 13 Al(OH)3
K[Au(CN)2] + H2S + HCl = Au2S + KCl + HCN =>
2 K[Au(CN)2] + H2S + 2 HCl = Au2S + 2 KCl + 4 HCN
NO3 + H2 = NH4O3 =>
NO3 + 2 H2 = NH4O3
Mg(NO3)2 + NaOH = Mg(OH)2 + Na(NO3) =>
Mg(NO3)2 + 2 NaOH = Mg(OH)2 + 2 Na(NO3)
C7H3O2 + O2 = CO + H2O =>
4 C7H3O2 + 13 O2 = 28 CO + 6 H2O
Fe + H2PO4 = H2O + P + FeO =>
3 Fe + H2PO4 = H2O + P + 3 FeO
Na2O(s) + SO2(S) = Na2SO3(S) =>
Na2O(s) + SO2(S) = Na2SO3(S)
Sn2O(s) + C(s) = Sn(s) + CO(g) =>
Sn2O(s) + C(s) = 2 Sn(s) + CO(g)
Fe2O3(g) + CO(g) = Fe2O2(g) + CO2(g) =>
Fe2O3(g) + CO(g) = Fe2O2(g) + CO2(g)
Mg + HNO2 = Mg(NO3)2 + N2 + H2O =>
Mg + 4 HNO2 = Mg(NO3)2 + N2 + 2 H2O
CH10 + O2 = CH10O2 =>
CH10 + O2 = CH10O2
K2[Be(OH)4] = K2BeO2 + H2O =>
K2[Be(OH)4] = K2BeO2 + 2 H2O
CoCl2*6H2O + NH4Cl + NH3 + H2O2 = H2O + [Co(NH3)6]Cl3 =>
2 CoCl2*6H2O + 2 NH4Cl + 10 NH3 + H2O2 = 14 H2O + 2[Co(NH3)6]Cl3
I2 + H2O = IO{-} + H{+} + e =>
I2 + 2 H2O = 2 IO{-} + 4 H{+} + 2e
CH3CH(OH)(CH3) + O2 = CO2 + H2O =>
2 CH3CH(OH)(CH3) + 9 O2 = 6 CO2 + 8 H2O
K2Cr2O7 + HCl = KCl + CrCl3 + H2O + Cl2 =>
K2Cr2O7 + 14 HCl = 2 KCl + 2 CrCl3 + 7 H2O + 3 Cl2
NaOH + C4H8O2 = C2H3O2Na + C2H6O =>
NaOH + C4H8O2 = C2H3O2Na + C2H6O
(C2H3O2)3 + O2 = CO2 + H2O =>
4(C2H3O2)3 + 21 O2 = 24 CO2 + 18 H2O
NaIO3 + HI = I2 + NaI + H2O =>
NaIO3 + 6 HI = 3 I2 + NaI + 3 H2O
KI + AgNO3 = IAg + KNO3 =>
KI + AgNO3 = IAg + KNO3
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/01/25
Équations équilibrées sur01/31/24
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