| Équations équilibrées la veille | Équations équilibrées le lendemain |
10 Na + 2 KNO3 = K2O + 5 Na2O + N2
K2Cr2O7 + C = Cr2O3 + K2CO3 + CO =>
K2Cr2O7 + 2 C = Cr2O3 + K2CO3 + CO
SiO2 + Si = SiO =>
SiO2 + Si = 2 SiO
Fe + Cl2 = FeCl =>
2 Fe + Cl2 = 2 FeCl
Al(C2H3O2)3 + K2(CO3) = Al2(CO3)3 + K(C2H3O2) =>
2 Al(C2H3O2)3 + 3 K2(CO3) = Al2(CO3)3 + 6 K(C2H3O2)
HCl + NaC6H5CO2 = NaCl + C6H5COOH =>
HCl + NaC6H5CO2 = NaCl + C6H5COOH
MgCl2(aq) + AgNO3 = Mg(NO3)2(aq) + AgCl(s) =>
MgCl2(aq) + 2 AgNO3 = Mg(NO3)2(aq) + 2 AgCl(s)
Mg(OH)2 + H12N3O4P = Mg(H2PO4)2 + NH3 + H2O =>
Mg(OH)2 + 2 H12N3O4P = Mg(H2PO4)2 + 6 NH3 + 2 H2O
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O =>
CH2O2 + NaHCO3 = CO2 + HCOONa + H2O
Cr{3+} + HSO4{-} + H2O = Cr2O7{2-} + H2SO3 + H3O{+} =>
2 Cr{3+} + 3 HSO4{-} + 9 H2O = Cr2O7{2-} + 3 H2SO3 + 5 H3O{+}
KMnO4 + Al = Al2O3 + K2O + MnO =>
6 KMnO4 + 10 Al = 5 Al2O3 + 3 K2O + 6 MnO
S + Cl = SCl =>
S + Cl = SCl
Cl2 + KOH = KCl + KClO3 + H2O =>
3 Cl2 + 6 KOH = 5 KCl + KClO3 + 3 H2O
(NH4)2CO3 + CrCl3 = NH4Cl + Cr2(CO3)3 =>
3(NH4)2CO3 + 2 CrCl3 = 6 NH4Cl + Cr2(CO3)3
Sn + HCl = SnCl2 + H2 =>
Sn + 2 HCl = SnCl2 + H2
C6H12 + Cl2 = C6H10Cl2 + HCl =>
C6H12 + 2 Cl2 = C6H10Cl2 + 2 HCl
F2 + H2O = HF + O3 =>
3 F2 + 3 H2O = 6 HF + O3
Sc + H2SO4 = Sc2(SO4)3 + SO2 + H2O =>
2 Sc + 6 H2SO4 = Sc2(SO4)3 + 3 SO2 + 6 H2O
HBr(g) = H(g) + Br2(g) =>
2 HBr(g) = 2 H(g) + Br2(g)
FeCl3 + KCSN = Fe(SCN)3 + KCl =>
FeCl3 + 3 KCSN = Fe(SCN)3 + 3 KCl
Ba + N2 = Ba3N6 =>
3 Ba + 3 N2 = Ba3N6
KOH + H2O = KO2 + H2 =>
2 KOH + 2 H2O = 2 KO2 + 3 H2
K2Cr2O7 + NH4OH = Cr(OH)3 + N2 + KOH + H2O =>
K2Cr2O7 + 2 NH4OH = 2 Cr(OH)3 + N2 + 2 KOH + H2O
K2S + HNO3 = KNO3 + S + NO2 + H2O =>
K2S + 4 HNO3 = 2 KNO3 + S + 2 NO2 + 2 H2O
Cu2SO4 + K4[Fe(CN)6] = Cu4[Fe(CN)6] + K2SO4 =>
2 Cu2SO4 + K4[Fe(CN)6] = Cu4[Fe(CN)6] + 2 K2SO4
H2CrO4 = H + CrO4 =>
H2CrO4 = 2 H + CrO4
HFCl3 + Al = HFCl2 + AlCl3 =>
3 HFCl3 + Al = 3 HFCl2 + AlCl3
Pb(OH)2 + H2SO4 = PbSO4 + H2O =>
Pb(OH)2 + H2SO4 = PbSO4 + 2 H2O
CH3CH2OH + Cr2O7{-2} + H{+} = CH3CHO + Cr{+3} + H2O =>
3 CH3CH2OH + Cr2O7{-2} + 8 H{+} = 3 CH3CHO + 2 Cr{+3} + 7 H2O
Fe + CuCl = FeCl3 + Cu =>
Fe + 3 CuCl = FeCl3 + 3 Cu
Na(HCO3) + HC2H3O2 = Na(C2H3O2) + CO2 + H2O =>
Na(HCO3) + HC2H3O2 = Na(C2H3O2) + CO2 + H2O
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O =>
C6H5CH3 + HNO3 = C6H4NO2CH3 + H2O
C2H2Br4 + NaOH = C2H2(OH)4 + NaBr =>
C2H2Br4 + 4 NaOH = C2H2(OH)4 + 4 NaBr
KOH + O2 = K2O2 + H2O =>
4 KOH + O2 = 2 K2O2 + 2 H2O
Ag + CN = AgCN =>
Ag + CN = AgCN
Na2SO4 + Sr(NO3)2 = NaNO3 + SrSO4 =>
Na2SO4 + Sr(NO3)2 = 2 NaNO3 + SrSO4
Na2TeO3 + NaI + HCl = NaCl + Te + I2 + H2O =>
Na2TeO3 + 4 NaI + 6 HCl = 6 NaCl + Te + 2 I2 + 3 H2O
Cd(HCO3)2 = CdCO3 + CO3 + H2 =>
Cd(HCO3)2 = CdCO3 + CO3 + H2
Mg(s) + Cu(SO4)(aq) = Cu(s) + Mg(SO4)(aq) =>
Mg(s) + Cu(SO4)(aq) = Cu(s) + Mg(SO4)(aq)
Br4H10 + O2 = BrO3 + H2O =>
2 Br4H10 + 17 O2 = 8 BrO3 + 10 H2O
Zn(s) + O2(g) = ZnO2 =>
Zn(s) + O2(g) = ZnO2
MnO2 + KOH + HNO3 = KMnO4 + N2O + H2O =>
8 MnO2 + 8 KOH + 6 HNO3 = 8 KMnO4 + 3 N2O + 7 H2O
SiO2 + Mg(OH)2 = MgO + Si(OH)4 =>
SiO2 + 2 Mg(OH)2 = 2 MgO + Si(OH)4
Mg + Pb(CH3COO)2 = Mg(CH3COO)2 + Pb =>
Mg + Pb(CH3COO)2 = Mg(CH3COO)2 + Pb
C2H5SO3H + O2 = CO2 + H2O + SO3 =>
2 C2H5SO3H + 7 O2 = 4 CO2 + 6 H2O + 2 SO3
Li(NH3)4 + O2 = Li2O + H2O + N2 =>
4 Li(NH3)4 + 13 O2 = 2 Li2O + 24 H2O + 8 N2
Al2O3 + NaOH = Al(OH)3 + Na2O =>
Al2O3 + 6 NaOH = 2 Al(OH)3 + 3 Na2O
H3(PO4) = H4P2O7 + H2O =>
2 H3(PO4) = H4P2O7 + H2O
C2H5NO2 + O2 + OH{-} = CO3{2-} + H2O + N2 =>
4 C2H5NO2 + 9 O2 + 16 OH{-} = 8 CO3{2-} + 18 H2O + 2 N2
TiO2 + NaOH = TiOH + NaO2 =>
TiO2 + NaOH = TiOH + NaO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/13/24
Équations équilibrées sur08/12/23
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