| Équations équilibrées la veille | Équations équilibrées le lendemain |
H2C2O4 + 2 KOH = 2 HOH + K2C2O4
FeSO4 + SnCl = FeCl + SnSO4 =>
FeSO4 + SnCl = FeCl + SnSO4
HF + NaHS = NaFS + H2 =>
HF + NaHS = NaFS + H2
Na2O2 + CO2 = Na2CO3 + O2 =>
2 Na2O2 + 2 CO2 = 2 Na2CO3 + O2
NO3{-} + H{+]+I2 = NO2+IO3{-}+H2O =>
10 NO3{-} + 8 H{+]+I2 = 10 NO2+2IO3{-}+4H2O
FeCl(subscript)3 + NH(subscript)4OH = Fe(OH)(subscript)3 + NH(subscript)4Cl =>
FeCl(subscript)3 + 3 NH(subscript)4OH = Fe(OH)(subscript)3 + 3 NH(subscript)4Cl
ZnO + F2 = ZnF2 + O2 =>
2 ZnO + 2 F2 = 2 ZnF2 + O2
Na2S + Co(NO3)2 = CoS + Na2(NO3)2 =>
Na2S + Co(NO3)2 = CoS + Na2(NO3)2
(N2H5)(HSO4) + K2CrO4 + O2 = Cr2(SO4)3 + K2SO4 + H2O + N2 =>
10(N2H5)(HSO4) + 4 K2CrO4 + 7 O2 = 2 Cr2(SO4)3 + 4 K2SO4 + 30 H2O + 10 N2
Al(s) + NiSO4(aq) = AlSO4(aq) + Ni(s) =>
Al(s) + NiSO4(aq) = AlSO4(aq) + Ni(s)
AlN + BaO = Al2O3 + Ba3N2 =>
2 AlN + 3 BaO = Al2O3 + Ba3N2
Cr3 + F = CrF =>
Cr3 + 3 F = 3 CrF
RbF(aq) + CuSO4(aq) = Rb2SO4(aq) + CuF2(aq) =>
2 RbF(aq) + CuSO4(aq) = Rb2SO4(aq) + CuF2(aq)
MgSO4 + PbNO3 = MgNO3 + PbSO4 =>
MgSO4 + PbNO3 = MgNO3 + PbSO4
Fe + Mn = Fe4Mn3 =>
4 Fe + 3 Mn = Fe4Mn3
C + As4O5 = As + CO2 =>
5 C + 2 As4O5 = 8 As + 5 CO2
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g) =>
LiHCO3(aq) + HI(aq) = LiI(aq) + H2O(l) + CO2(g)
Fe2Br + PCl5 = Fe2Cl + PBr5 =>
5 Fe2Br + PCl5 = 5 Fe2Cl + PBr5
CuCO3 + HNO3 = CO2 + Cu(NO3)2 + H2O =>
CuCO3 + 2 HNO3 = CO2 + Cu(NO3)2 + H2O
Pb(OH)2 + H2SO4 = H2(OH)2 + PbSO4 =>
Pb(OH)2 + H2SO4 = H2(OH)2 + PbSO4
Ag + HNO3 = AgNO3 + NO2 + H2O =>
Ag + 2 HNO3 = AgNO3 + NO2 + H2O
HNO3 + CsHCO3 = CsNO3 + CO2 + H2O =>
HNO3 + CsHCO3 = CsNO3 + CO2 + H2O
HCl + NaH = ClNa + H =>
HCl + NaH = ClNa + 2 H
NaNH2 + C2H4 = C2H2 + Na + NH3 =>
2 NaNH2 + C2H4 = C2H2 + 2 Na + 2 NH3
Ho2O3 + BaCO3 + TiO2 + Mn3O4 + O2 = Ho2BaTiMn2O9 + CO2 =>
6 Ho2O3 + 6 BaCO3 + 6 TiO2 + 4 Mn3O4 + O2 = 6 Ho2BaTiMn2O9 + 6 CO2
NaCl + H2O2 + H2SO4 = Cl2 + Na2SO4 + H2O =>
2 NaCl + H2O2 + H2SO4 = Cl2 + Na2SO4 + 2 H2O
Ca + H3BO3 = CaBO3 + H2 =>
2 Ca + 2 H3BO3 = 2 CaBO3 + 3 H2
Fe + MgBr2 = FeBr3 + Mg =>
2 Fe + 3 MgBr2 = 2 FeBr3 + 3 Mg
NaNO3 + Cr2O3 + Na2CO3 = Na2CrO4 + NO + CO2 =>
2 NaNO3 + Cr2O3 + Na2CO3 = 2 Na2CrO4 + 2 NO + CO2
O5H = H2O + O =>
2 O5H = H2O + 9 O
C2H402 + NaOH = C2H402NaOH =>
C2H402 + NaOH = C2H402NaOH
Na(OH) + Cl = NaClO + H2 =>
2 Na(OH) + 2 Cl = 2 NaClO + H2
SnCl4 + H3N = SnCl3 + HCl + N2 =>
6 SnCl4 + 2 H3N = 6 SnCl3 + 6 HCl + N2
Ag(NO3)2 + NaBr = AgBr + Na(NO3)2 =>
Ag(NO3)2 + NaBr = AgBr + Na(NO3)2
AlH3 = Al + H =>
AlH3 = Al + 3 H
Gd2O3 + Fe2O3 = GdFeO3 =>
Gd2O3 + Fe2O3 = 2 GdFeO3
Pt(H2PO4)3 + W2(CrO4)6 = Pt2(CrO4)3 + W(H2PO4)6 =>
4 Pt(H2PO4)3 + W2(CrO4)6 = 2 Pt2(CrO4)3 + 2 W(H2PO4)6
Li2S + Cl2 = Li + ClS =>
2 Li2S + Cl2 = 4 Li + 2 ClS
CH3CH2CH2CH2CH2OH + C7H6O3 = C12H16O3 + H2O =>
CH3CH2CH2CH2CH2OH + C7H6O3 = C12H16O3 + H2O
HC2H3O2(aq) + NaHSO3(aq) = NaC2H3O2 + SO2 + H2O =>
HC2H3O2(aq) + NaHSO3(aq) = NaC2H3O2 + SO2 + H2O
PO4 + H2O = PH2O5 =>
PO4 + H2O = PH2O5
(Cu(NO3)2) = Cu2O + NO2 + O2 =>
4(Cu(NO3)2) = 2 Cu2O + 8 NO2 + 3 O2
Cu + AgNO3 = Cu(NO3)2 + Ag =>
Cu + 2 AgNO3 = Cu(NO3)2 + 2 Ag
H2CrO4 + HCl = Cl2 + CrCl3 + H2O =>
2 H2CrO4 + 12 HCl = 3 Cl2 + 2 CrCl3 + 8 H2O
Fe3{+} + Ce3{+} = Fe2{+} + Ce4{+} =>
2 Fe3{+} + 4 Ce3{+} = 3 Fe2{+} + 3 Ce4{+}
Cr2(SO4)3 + NaOH + H2O2 = H2O + Na2SO4 + Na2CrO4 =>
Cr2(SO4)3 + 10 NaOH + 3 H2O2 = 8 H2O + 3 Na2SO4 + 2 Na2CrO4
KCl + Fe(OH)3 = KOH + FeCl3 =>
3 KCl + Fe(OH)3 = 3 KOH + FeCl3
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb =>
Ni + Pb(NO3)2 = Ni(NO3)2 + Pb
copper + nitricacid = Cu(NO3)2 + NO + water =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
SiF4 + H2O = HF + SiO2 =>
SiF4 + 2 H2O = 4 HF + SiO2
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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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