| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 FeCl3 + 3 Rb2S = 6 RbCl + Fe2S3
Co(NO3)2*6H2O + Ca(NO3)2*4H2O = Ca3Co4O9 + NO2 + H2O + O2 =>
8 Co(NO3)2*6H2O + 6 Ca(NO3)2*4H2O = 2 Ca3Co4O9 + 28 NO2 + 72 H2O + 5 O2
HCHO + NaMnO4 = HCOONa + MnO2 + CO2 + H2O =>
5 HCHO + 4 NaMnO4 = 4 HCOONa + 4 MnO2 + CO2 + 3 H2O
Co + Cl2 + NaOH = Co(OH)2 + NaCl =>
Co + Cl2 + 2 NaOH = Co(OH)2 + 2 NaCl
NH4Cl + O2 = NH3 + HClO2 =>
NH4Cl + O2 = NH3 + HClO2
C4H8N2O2 + H2O2 + H2SO4 = (NH4)2SO4 + CO2 + H2O =>
C4H8N2O2 + 7 H2O2 + H2SO4 = (NH4)2SO4 + 4 CO2 + 8 H2O
Hg(NO3)3 + NaOH = Hg(OH)3 + NaNO3 =>
Hg(NO3)3 + 3 NaOH = Hg(OH)3 + 3 NaNO3
Cd(s) + AgNO3(aq) = CdNO3 + Ag =>
Cd(s) + AgNO3(aq) = CdNO3 + Ag
FeCl3 + NH2OH = HCl3 + NH2OFe =>
FeCl3 + NH2OH = HCl3 + NH2OFe
NH4NO3 + Mg3(PO4)2 = Mg(NO3)2 + NH3 + H3PO4 =>
6 NH4NO3 + Mg3(PO4)2 = 3 Mg(NO3)2 + 6 NH3 + 2 H3PO4
Sc(OH)3 + CO2 = Sc2(CO3)3 + H2O =>
2 Sc(OH)3 + 3 CO2 = Sc2(CO3)3 + 3 H2O
Ba(No3)2 + H3PO4 = Ba3(PO4)2 + HNo3 =>
3 Ba(No3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNo3
RbOH + Mg3(PO4)2 = Rb3PO4 + Mg(OH)2 =>
6 RbOH + Mg3(PO4)2 = 2 Rb3PO4 + 3 Mg(OH)2
X2Y3 = X + Y2 =>
2 X2Y3 = 4 X + 3 Y2
FeCl2 + Li2SO4 = LiCl + FeSO4 =>
FeCl2 + Li2SO4 = 2 LiCl + FeSO4
HNO3 + CoCO3 = HCO3 + NO3Co =>
HNO3 + CoCO3 = HCO3 + NO3Co
H + VO2 = VO + H2O =>
2 H + VO2 = VO + H2O
KHCO3 + BaCl2 = KCl + BaCO3 + H2O + CO2 =>
2 KHCO3 + BaCl2 = 2 KCl + BaCO3 + H2O + CO2
H2SO4 + C2H5OH + K2Cr2O7 = CH3COOH + Cr2(SO4)3 + H2O + K2SO4 =>
8 H2SO4 + 3 C2H5OH + 2 K2Cr2O7 = 3 CH3COOH + 2 Cr2(SO4)3 + 11 H2O + 2 K2SO4
Cr + H2 = CrH2 =>
Cr + H2 = CrH2
NO + KOH = KNO2 + N2 + H2O =>
6 NO + 4 KOH = 4 KNO2 + N2 + 2 H2O
Cu + Ag(NO3)1 = Cu(NO3)2 + Ag =>
Cu + 2 Ag(NO3)1 = Cu(NO3)2 + 2 Ag
BrO3{-} + Sn{2+} + H2{2+} = Br{-} + Sn{4+} + H2O =>
BrO3{-} + 3 Sn{2+} + 3 H2{2+} = Br{-} + 3 Sn{4+} + 3 H2O
NaOH + C6H5SO3 = C6H5SO3Na + OH =>
NaOH + C6H5SO3 = C6H5SO3Na + OH
K3Fe(CN)6 + Fe(NH4)2(SO4)2 = Fe2(CN)6 + K3(NH4)2(SO4)2 =>
K3Fe(CN)6 + Fe(NH4)2(SO4)2 = Fe2(CN)6 + K3(NH4)2(SO4)2
H2Cl + Zn = (H2)2Zn + Cl =>
2 H2Cl + Zn = (H2)2Zn + 2 Cl
COS + NaOH = Na2CS3 + Na2CO3 + H2O =>
3 COS + 6 NaOH = Na2CS3 + 2 Na2CO3 + 3 H2O
CH3COO + Ca = (CH3COO)2Ca =>
2 CH3COO + Ca = (CH3COO)2Ca
Fe2O3 + KNO3 + KOH = K2FeO4 + NO + H2O =>
Fe2O3 + 2 KNO3 + 2 KOH = 2 K2FeO4 + 2 NO + H2O
NaHCO3 + H3C5O7 = CO2 + H2O + Na3C6H5O7 =>
3 NaHCO3 + 2 H3C5O7 = 7 CO2 + 2 H2O + Na3C6H5O7
N2O(g) + H2(g) = NH3(g) + H2O(g) =>
N2O(g) + 4 H2(g) = 2 NH3(g) + H2O(g)
Sn(OH)2 = Sn2O2 + H2O =>
2 Sn(OH)2 = Sn2O2 + 2 H2O
As(HC2O4)3H2O = As2O3 + CO + CO2 + H2O =>
2 As(HC2O4)3H2O = As2O3 + 6 CO + 6 CO2 + 5 H2O
As2S3 + CO3(NH4)2 = AsO3(NH4)3 + AsS3(NH4)3 + CO2 =>
As2S3 + 3 CO3(NH4)2 = AsO3(NH4)3 + AsS3(NH4)3 + 3 CO2
(KMnO4) = K + Mn + O =>
(KMnO4) = K + Mn + 4 O
NH3 + H2SO4 = SO2 + H2O + NOH =>
NH3 + 2 H2SO4 = 2 SO2 + 3 H2O + NOH
(KMnO4) = K + Mn + O =>
(KMnO4) = K + Mn + 4 O
KI + NaNO2 = KNO2 + I{-} + Na{+} =>
KI + NaNO2 = KNO2 + I{-} + Na{+}
Na2SO4 + MgO = Na2O + MgSO4 =>
Na2SO4 + MgO = Na2O + MgSO4
Mg + SiO2 = MgO + Si2 =>
4 Mg + 2 SiO2 = 4 MgO + Si2
CuCl2 + H2S = Cu2S2 + HCl =>
2 CuCl2 + 2 H2S = Cu2S2 + 4 HCl
C2H4 + KMnO4 + H2O = C2H6O2 + MnO2 + KOH =>
3 C2H4 + 2 KMnO4 + 4 H2O = 3 C2H6O2 + 2 MnO2 + 2 KOH
Cu + FeCl3 = CuCl + FeCl2 =>
Cu + FeCl3 = CuCl + FeCl2
(NH4)2HPO4 + H2O = NH4OH + H3PO4 =>
(NH4)2HPO4 + 2 H2O = 2 NH4OH + H3PO4
H2O2 = H21O + O2 =>
21 H2O2 = 2 H21O + 20 O2
H2O2 = O4 + H2O =>
4 H2O2 = O4 + 4 H2O
Ta3(X)5 + Tc2(Y)7 = Ta2(Y)5 + Tc3(X)7 =>
14 Ta3(X)5 + 15 Tc2(Y)7 = 21 Ta2(Y)5 + 10 Tc3(X)7
C6H5COONa + H2SO4 = C6H5COOH + Na2SO4 =>
2 C6H5COONa + H2SO4 = 2 C6H5COOH + Na2SO4
Ni(s) + H2O(aq) = Ni(OH)2 + H2 =>
Ni(s) + 2 H2O(aq) = Ni(OH)2 + H2
Mg + Pb2C2H3O2 = Mg(C2H3O2)2 + Pb =>
Mg + 2 Pb2C2H3O2 = Mg(C2H3O2)2 + 4 Pb
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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