| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 CH3CH2OH + 2 KMnO4 = 3 CH3CHO + 2 MnO2 + 2 KOH + 2 H2O
NaClKNO3 = KClNa(NO3) =>
NaClKNO3 = KClNa(NO3)
FeO + NaNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O + Na2SO4 =>
6 FeO + 2 NaNO3 + 10 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 10 H2O + Na2SO4
NH4Cl + CaH2 = CaCl2 + NH + H2 =>
2 NH4Cl + CaH2 = CaCl2 + 2 NH + 4 H2
Na2CO3 + Pb(NO)3 = PbCO3 + Na2(NO)3 =>
Na2CO3 + Pb(NO)3 = PbCO3 + Na2(NO)3
HOH = H2 + O =>
HOH = H2 + O
NaNO3(s) = Na + NO3 =>
NaNO3(s) = Na + NO3
H2 + SO4 + CaCO3 = CaS + H2O + CO =>
6 H2 + SO4 + CaCO3 = CaS + 6 H2O + CO
H2C2O4 = CO2 + H2 =>
H2C2O4 = 2 CO2 + H2
Cs + HNO3 = CsNO3 + H =>
Cs + HNO3 = CsNO3 + H
CsPO3 + NH4F = CsHPO3F + NH3 =>
CsPO3 + NH4F = CsHPO3F + NH3
Cu + CO2 + H2O = CuCO3 + H2 =>
Cu + CO2 + H2O = CuCO3 + H2
N2(aq) + O2(aq) = N2O(aq) =>
2 N2(aq) + O2(aq) = 2 N2O(aq)
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
K2CrO4 + KI + H2O = Cr(OH)3 + KIO3 + KOH =>
2 K2CrO4 + KI + 5 H2O = 2 Cr(OH)3 + KIO3 + 4 KOH
KMnO4 + KNO2 + KOH = KNO3 + K2MnO4 + H2O =>
2 KMnO4 + KNO2 + 2 KOH = KNO3 + 2 K2MnO4 + H2O
WCl6 + Mg(NO3)2 = W(NO3)6 + MgCl2 =>
WCl6 + 3 Mg(NO3)2 = W(NO3)6 + 3 MgCl2
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
SO4H2 + Mg = H2 + MgSO4 =>
SO4H2 + Mg = H2 + MgSO4
(Al(NH3)6){+3} + HCl = (Al(NH3)6)Cl3 + H{+} =>
(Al(NH3)6){+3} + 3 HCl = (Al(NH3)6)Cl3 + 3 H{+}
HNO3 + P2O5 = H2O + P + NO3 =>
10 HNO3 + P2O5 = 5 H2O + 2 P + 10 NO3
Cl + KBr = KCl + Br =>
Cl + KBr = KCl + Br
Pb3NO3 + NH4OH = Pb3OH + NH4NO3 =>
Pb3NO3 + NH4OH = Pb3OH + NH4NO3
Ni(s) + HNO3(aq) = Ni(NO3)2(aq) + H2O(l) + NO(g) =>
3 Ni(s) + 8 HNO3(aq) = 3 Ni(NO3)2(aq) + 4 H2O(l) + 2 NO(g)
CuNO3(aq) + K2S(aq) = Cu2S(s) + KNO3(aq) =>
2 CuNO3(aq) + K2S(aq) = Cu2S(s) + 2 KNO3(aq)
CH3CHO + KMnO4 + H2SO4 = K2SO4 + MnSO4 + H2O + CH3CHCOOH =>
15 CH3CHO + 4 KMnO4 + 6 H2SO4 = 2 K2SO4 + 4 MnSO4 + 11 H2O + 10 CH3CHCOOH
CuSO4Fe = FeSO4Cu =>
CuSO4Fe = FeSO4Cu
Mg(NO3)2 + NH4Cl = MgCl2 + NH4(NO3) =>
Mg(NO3)2 + 2 NH4Cl = MgCl2 + 2 NH4(NO3)
Ni(NO3)2 + Ti = Ni + Ti2(NO3)3 =>
3 Ni(NO3)2 + 4 Ti = 3 Ni + 2 Ti2(NO3)3
Ca + Zn{+2} = Ca{2+} + Zn =>
Ca + Zn{+2} = Ca{2+} + Zn
V205 + Pb(CH3COO)2 = Pb(V03)2 + CH3COO =>
6 V205 + 205 Pb(CH3COO)2 = 205 Pb(V03)2 + 410 CH3COO
Zn + HC = ZnC2 + H2 =>
Zn + 2 HC = ZnC2 + H2
NaOH + Na2S2O3 + Cl2 = Na2SO4 + NaCl + H2O =>
10 NaOH + Na2S2O3 + 4 Cl2 = 2 Na2SO4 + 8 NaCl + 5 H2O
(CH3COO)3Fe + Al = (CH3COO)3Al + Fe =>
(CH3COO)3Fe + Al = (CH3COO)3Al + Fe
C5H10N2O3 + H2O = CH4 + NH3 + O2 =>
2 C5H10N2O3 + 16 H2O = 10 CH4 + 4 NH3 + 11 O2
Sb2(SO4)5 + Fe(OH)3 = Sb(OH)5 + Fe2(SO4)3 =>
3 Sb2(SO4)5 + 10 Fe(OH)3 = 6 Sb(OH)5 + 5 Fe2(SO4)3
Cu + H2O2 = Cu2O + H2O =>
2 Cu + H2O2 = Cu2O + H2O
CaOH2 + (PO4)3 = Ca3(PO4)2 + H2O =>
9 CaOH2 + 2(PO4)3 = 3 Ca3(PO4)2 + 9 H2O
Cu + O = CuO =>
Cu + O = CuO
H2O = H2 + O2 =>
2 H2O = 2 H2 + O2
K2S + Fe(NO3)2 = KNO3 + FeS =>
K2S + Fe(NO3)2 = 2 KNO3 + FeS
MgCl2 + NH4Cl + NaOH = NaNH4 + MgOH + Cl2 =>
2 MgCl2 + 2 NH4Cl + 2 NaOH = 2 NaNH4 + 2 MgOH + 3 Cl2
CoSO4*7H2O + BaCl2 = CoCl2 + BaSO4 + H2O =>
CoSO4*7H2O + BaCl2 = CoCl2 + BaSO4 + 7 H2O
Al(s) + NH4ClO4(s) = N2(g) + Al2O3(s) + AlCl3(s) + H2O(l) =>
10 Al(s) + 6 NH4ClO4(s) = 3 N2(g) + 4 Al2O3(s) + 2 AlCl3(s) + 12 H2O(l)
H2C2O4 = CO2 + H{+} + {-} =>
H2C2O4 = 2 CO2 + 2 H{+} + 2e
C8H12O7 + O2 = CO2 + H2O =>
2 C8H12O7 + 15 O2 = 16 CO2 + 12 H2O
Zn + HBr = ZnBr2 + H2 =>
Zn + 2 HBr = ZnBr2 + H2
Zn(NO3)2 + Fe2(SO4)3 = Fe(NO3)3 + ZnSO4 =>
3 Zn(NO3)2 + Fe2(SO4)3 = 2 Fe(NO3)3 + 3 ZnSO4
LiBH4 + KClO4 = Li2O + B2O3 + KCl + H2 =>
2 LiBH4 + KClO4 = Li2O + B2O3 + KCl + 4 H2
HCHO + Ag2O = HCOOH + Ag =>
HCHO + Ag2O = HCOOH + 2 Ag
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/11/24
Équations équilibrées sur08/10/23
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