| Équations équilibrées la veille | Équations équilibrées le lendemain |
Ca2Fe(CN)6 + 4 HCl = Fe(CN)6 + 2 CaCl2 + 2 H2
KOH + CrCl3 + Br2 = K2CrO4 + KBr + KCl + H2O =>
16 KOH + 2 CrCl3 + 3 Br2 = 2 K2CrO4 + 6 KBr + 6 KCl + 8 H2O
CH2CH2 + KMnO4 + HCl = CO2 + MnCl2 + KCl + H2O =>
5 CH2CH2 + 12 KMnO4 + 36 HCl = 10 CO2 + 12 MnCl2 + 12 KCl + 28 H2O
CH2H3O2 + O2 = CO2 + H2O =>
4 CH2H3O2 + 5 O2 = 4 CO2 + 10 H2O
C4H4O6{2-} + H2O2 = CO2 + HCO2{-} + H2O =>
C4H4O6{2-} + 3 H2O2 = 2 CO2 + 2 HCO2{-} + 4 H2O
HClO4 + Ba(OH)2 = Ba(ClO4)2 + H2O =>
2 HClO4 + Ba(OH)2 = Ba(ClO4)2 + 2 H2O
FeSO4 + KClO3 + H2SO4 = KCl + H2O + Fe(SO4)3 =>
3 FeSO4 + 2 KClO3 + 6 H2SO4 = 2 KCl + 6 H2O + 3 Fe(SO4)3
Au + Ti = AuTi =>
Au + Ti = AuTi
Ag{+} + Zn{-2} = Ag + Zn{+2} =>
4 Ag{+} + Zn{-2} = 4 Ag + Zn{+2}
Al(d) + HCl(aq) = AlCl3(aq) + H2 =>
2 Al(d) + 6 HCl(aq) = 2 AlCl3(aq) + 3 H2
CaSiO3 + HF = H2SiF6 + CaF2 + H2O =>
CaSiO3 + 8 HF = H2SiF6 + CaF2 + 3 H2O
C5H8NO4Na + H2O = C5H10NNaO5 =>
C5H8NO4Na + H2O = C5H10NNaO5
Na2CO3(s) + HCl(ab) = NaCl(aq) + CO2(g) + H2O(l) =>
Na2CO3(s) + 2 HCl(ab) = 2 NaCl(aq) + CO2(g) + H2O(l)
BaCl2 + (H2)SO4 = BaCl2(H2)SO4 =>
BaCl2 + (H2)SO4 = BaCl2(H2)SO4
Cu + NH4 + O2 = Cu(NH3)4 + H2O =>
Cu + 4 NH4 + O2 = Cu(NH3)4 + 2 H2O
HC2H3O4 + Al = H2 + Al(C2H3O4)3 =>
6 HC2H3O4 + 2 Al = 3 H2 + 2 Al(C2H3O4)3
NaClO + P4 + H2O = Na4P2O6 + HCl =>
8 NaClO + P4 + 4 H2O = 2 Na4P2O6 + 8 HCl
Cl2(aq) + NaI(aq) = ClI2(aq) + Na(aq) =>
Cl2(aq) + 4 NaI(aq) = 2 ClI2(aq) + 4 Na(aq)
AuCN + Mg = MgCN + Au =>
AuCN + Mg = MgCN + Au
NiCO3(s) = NiO + CO2 =>
NiCO3(s) = NiO + CO2
Fe2O3 + CO = Fe + C(O2)2 =>
Fe2O3 + CO = 2 Fe + C(O2)2
As2S6 + HNO3 + H2O = H2SO4 + H3AsO3 + NO =>
As2S6 + 14 HNO3 + 2 H2O = 6 H2SO4 + 2 H3AsO3 + 14 NO
H3O + OH = H3O(OH) =>
H3O + OH = H3O(OH)
PbO2(s) + CO(g) = Pb(s) + CO2(g) =>
PbO2(s) + 2 CO(g) = Pb(s) + 2 CO2(g)
CH3COOH + CH3CH2OH = CH3COOCH2CH3 + H2O =>
CH3COOH + CH3CH2OH = CH3COOCH2CH3 + H2O
C78H18 + O2 = CO2 + H2O =>
2 C78H18 + 165 O2 = 156 CO2 + 18 H2O
(NH4)2CO3 + Al(NO3)3 = NH4NO3 + Al2(CO3)3 =>
3(NH4)2CO3 + 2 Al(NO3)3 = 6 NH4NO3 + Al2(CO3)3
C2HNa + CH3Cl = C3H4 + NaCl =>
C2HNa + CH3Cl = C3H4 + NaCl
CH3CHO + O = C2H4O2 =>
CH3CHO + O = C2H4O2
ZnS + O2 = ZnO + SO2 =>
2 ZnS + 3 O2 = 2 ZnO + 2 SO2
FeBr2 + AgNO3 = AgBr(s) + Fe(NO3)2 =>
FeBr2 + 2 AgNO3 = 2 AgBr(s) + Fe(NO3)2
H2SO4 + SrCl2 = HCl + SrSO4 =>
H2SO4 + SrCl2 = 2 HCl + SrSO4
NaC2H3O2 + O2 = CO2 + H2O + Na2O =>
2 NaC2H3O2 + 4 O2 = 4 CO2 + 3 H2O + Na2O
K2CrO7(aq) + C2H6O(l) + H2SO4(aq) = K2SO4(aq) + Cr2(SO4)3(aq) + C2H4O(l) + H2O(l) =>
2 K2CrO7(aq) + 9 C2H6O(l) + 5 H2SO4(aq) = 2 K2SO4(aq) + Cr2(SO4)3(aq) + 9 C2H4O(l) + 14 H2O(l)
C3H7OH + KMnO4 + H2SO4 = C3H7COH + K2SO4 + MnSO4 + H2O =>
20 C3H7OH + 6 KMnO4 + 9 H2SO4 = 15 C3H7COH + 3 K2SO4 + 6 MnSO4 + 29 H2O
MnSO4 + H2O2 + KOH = KSO4 + MnO2 + H2O =>
2 MnSO4 + 3 H2O2 + 2 KOH = 2 KSO4 + 2 MnO2 + 4 H2O
Ca3N2 + HClO2 = Ca(ClO2)2 + NH3 =>
Ca3N2 + 6 HClO2 = 3 Ca(ClO2)2 + 2 NH3
BaCl2 + (NH4)2CO3 = BaCO3 + NH4Cl =>
BaCl2 + (NH4)2CO3 = BaCO3 + 2 NH4Cl
BN + Cr3C2 = CrB + C + CrN2 =>
2 BN + Cr3C2 = 2 CrB + 2 C + CrN2
Ba(OH)2*8H2O(s) + NH4SCN(s) = Ba(SCN)2(aq) + NH3(aq) + H2O =>
Ba(OH)2*8H2O(s) + 2 NH4SCN(s) = Ba(SCN)2(aq) + 2 NH3(aq) + 10 H2O
K2S2O3 + AgBr = K3Ag(S2O3)2 + KBr =>
2 K2S2O3 + AgBr = K3Ag(S2O3)2 + KBr
CdS + H2 + KOH = CdSK + H2O =>
2 CdS + H2 + 2 KOH = 2 CdSK + 2 H2O
(NH4)2CO3 = NH3 + H2O + CO2 =>
(NH4)2CO3 = 2 NH3 + H2O + CO2
Ca + Na3(PO4) = Ca(PO4) + Na =>
Ca + Na3(PO4) = Ca(PO4) + 3 Na
ZnSO4 + (NH4)2PO4 = ZnPO4 + (NH4)2SO4 =>
ZnSO4 + (NH4)2PO4 = ZnPO4 + (NH4)2SO4
CO2 + MnNiO3 + NH3 = Mn(CH3COO)2*4H2O + Ni(CH3COO)2*4H2O + H2O + N2 =>
24 CO2 + 3 MnNiO3 + 34 NH3 = 3 Mn(CH3COO)2*4H2O + 3 Ni(CH3COO)2*4H2O + 9 H2O + 17 N2
Al + Ag3P = AlP + Ag =>
Al + Ag3P = AlP + 3 Ag
H2SO4 + C19H14O2 = H2S + CO2 + H2O =>
43 H2SO4 + 4 C19H14O2 = 43 H2S + 76 CO2 + 28 H2O
HI + KOH = H2O + KI =>
HI + KOH = H2O + KI
SrSO3 + HCl = SO2 + H2O + SrCl2 =>
SrSO3 + 2 HCl = SO2 + H2O + SrCl2
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Équations équilibrées sur07/21/24
Équations équilibrées sur08/20/23
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