| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 3 FeSO4 = 3 FeCl2 + Fe2(SO4)3
CH2O + CuO = HCOOH + Cu2O =>
CH2O + 2 CuO = HCOOH + Cu2O
Na2SO3 + CaBr2 = NaBr + CaSO3 =>
Na2SO3 + CaBr2 = 2 NaBr + CaSO3
WOH5 + H2SiO4 = W2SiO4 + HOH5 =>
2 WOH5 + H2SiO4 = W2SiO4 + 2 HOH5
Na2SO4 + Cr(OH)3 = Na2(OH)3 + CrSO4 =>
Na2SO4 + Cr(OH)3 = Na2(OH)3 + CrSO4
Fe + ZnO4 = ZnFe2O4 =>
2 Fe + ZnO4 = ZnFe2O4
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + KCl(aq) =>
BaCl2(aq) + K2CrO4(aq) = BaCrO4(s) + 2 KCl(aq)
Ce2 = Ce =>
Ce2 = 2 Ce
HNo2 + NH4OH = NH4No2 + H2O =>
HNo2 + NH4OH = NH4No2 + H2O
NH3 + N2 = N2H2 =>
2 NH3 + 2 N2 = 3 N2H2
Si + Mg2SO4 = Mg2Si + SO4 =>
Si + Mg2SO4 = Mg2Si + SO4
Cr2O3 + silicon = chromium + SiO2 =>
2 Cr2O3 + 3 Si = 4 Cr + 3 SiO2
CH3CH2ONa + CH3CH2Cl = NaCl + CH3CH2OCH2CH3 =>
CH3CH2ONa + CH3CH2Cl = NaCl + CH3CH2OCH2CH3
C2H6O2 = CH3COOH + H =>
C2H6O2 = CH3COOH + 2 H
PbC2H5 + O2 = Pb0 + CO2 + H2O =>
4 PbC2H5 + 13 O2 = 4 Pb0 + 8 CO2 + 10 H2O
KF + Br2 = KBr2 + F2 =>
2 KF + 2 Br2 = 2 KBr2 + F2
Fe(s) + O2() = Fe2O3(s) =>
4 Fe(s) + 3 O2() = 2 Fe2O3(s)
KMnO4 + NaHSO3 + H2SO3 = K2SO4 + MnSO4 + NaHSO4 + H2O =>
2 KMnO4 + 2 NaHSO3 + 3 H2SO3 = K2SO4 + 2 MnSO4 + 2 NaHSO4 + 3 H2O
K2O + MgO = Mg2K + O2 =>
2 K2O + 8 MgO = 4 Mg2K + 5 O2
Mg + MnSO4 = MgSO4 + Mn =>
Mg + MnSO4 = MgSO4 + Mn
H2 + O2 = H2O =>
2 H2 + O2 = 2 H2O
Cu(ac) + Cl = CuCl =>
Cu(ac) + Cl = CuCl
NaOH + Na2Cr2O7 = H2O + Na2CrO4 =>
2 NaOH + Na2Cr2O7 = H2O + 2 Na2CrO4
NO2 + H2O + H3PO4 = P + HNO3 =>
5 NO2 + H2O + H3PO4 = P + 5 HNO3
HNO3 + C2H6O + K2Cr2O7 = KNO3 + C2H4O + Cr(NO3)3 + H2O =>
8 HNO3 + 3 C2H6O + K2Cr2O7 = 2 KNO3 + 3 C2H4O + 2 Cr(NO3)3 + 7 H2O
CrOHCl2 + HOH = Cr(OH)2Cl + HCl =>
CrOHCl2 + HOH = Cr(OH)2Cl + HCl
AgNO3 + NH4OH = [Ag(NH3)]NO3 + H2O =>
AgNO3 + NH4OH = [Ag(NH3)]NO3 + H2O
C2H4 + O2 + H2 = C2H5OH =>
2 C2H4 + O2 + 2 H2 = 2 C2H5OH
CO2 + H2O + MgCl2 = MgCO3 + HCl =>
CO2 + H2O + MgCl2 = MgCO3 + 2 HCl
Ni4 + Mo = Ni4Mo =>
Ni4 + Mo = Ni4Mo
Ta + HF + HNO3 = H2[TaF7] + NO + H2O =>
3 Ta + 21 HF + 5 HNO3 = 3 H2[TaF7] + 5 NO + 10 H2O
CH4OH + O2 = H2O + CO2 =>
4 CH4OH + 7 O2 = 10 H2O + 4 CO2
Br2 + Mn = MnBr5 =>
5 Br2 + 2 Mn = 2 MnBr5
N2H2 + H2O2 = HNO3 + H24 =>
4 N2H2 + 12 H2O2 = 8 HNO3 + H24
Ca(PO4)2 + HCl = CaCl2 + HPO4 =>
Ca(PO4)2 + 2 HCl = CaCl2 + 2 HPO4
P + AgNO3 + H2O = AgP + H3PO2 + HNO3 =>
2 P + AgNO3 + 2 H2O = AgP + H3PO2 + HNO3
CH3C2H3O3 + NaOH = CH3OH + NaC2H3O3 =>
CH3C2H3O3 + NaOH = CH3OH + NaC2H3O3
Na2O + AgNO3 = Ag2O + NaNO3 =>
Na2O + 2 AgNO3 = Ag2O + 2 NaNO3
Sodiumchlorate = sodiumchloride + oxygen =>
2 NaClO3 = 2 NaCl + 3 O2
Pb + KOH + O2 = H2O + K2PbO2 =>
2 Pb + 4 KOH + O2 = 2 H2O + 2 K2PbO2
CO2 + H2O = CH2(O3) =>
CO2 + H2O = CH2(O3)
Fe + KMnO4 = FeMn + KO4 =>
Fe + KMnO4 = FeMn + KO4
NH3 + HNO2 = NH4NO2 =>
NH3 + HNO2 = NH4NO2
K2O + MgO = Mg2K + O2 =>
2 K2O + 8 MgO = 4 Mg2K + 5 O2
AgNO2 + Na2CrO4 = Ag2CrO4 + NaNO2 =>
2 AgNO2 + Na2CrO4 = Ag2CrO4 + 2 NaNO2
H2S + Cl2 + H2O = HCl + H2SO4 =>
H2S + 4 Cl2 + 4 H2O = 8 HCl + H2SO4
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Sr(NO3)2 + Cr(NO3)3*9H2O + La(NO3)3*6H2O + Co(NO3)2*2H2O = La8Sr2Cr8Co2O28 + H2O + N2O5 =>
2 Sr(NO3)2 + 8 Cr(NO3)3*9H2O + 8 La(NO3)3*6H2O + 2 Co(NO3)2*2H2O = La8Sr2Cr8Co2O28 + 124 H2O + 28 N2O5
Al + HNO3 = Al(NO3)3 + N2 + H2O =>
10 Al + 36 HNO3 = 10 Al(NO3)3 + 3 N2 + 18 H2O
NaH2PO4H2O = Na2O + P2O5 + H2O =>
2 NaH2PO4H2O = Na2O + P2O5 + 4 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/10/25
Équations équilibrées sur02/09/24
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