| Équations équilibrées la veille | Équations équilibrées le lendemain |
NiNO3 + RbOH = NiOH + RbNO3
Na2SiO3 + SO2 = Na2S + Na2SO4 + SiO2 =>
4 Na2SiO3 + 4 SO2 = Na2S + 3 Na2SO4 + 4 SiO2
H2O2 + S2O4 = H2O + SO3 =>
2 H2O2 + S2O4 = 2 H2O + 2 SO3
CrI3 + Cl2 + OH{-} = CrO4{-2} + IO4{-} + Cl{-} + H{+} =>
2 CrI3 + 27 Cl2 + 32 OH{-} = 2 CrO4{-2} + 6 IO4{-} + 54 Cl{-} + 32 H{+}
Cr2O3 + HBr = CrBr2 + H2O + O2 =>
2 Cr2O3 + 8 HBr = 4 CrBr2 + 4 H2O + O2
Cu(NO3)2 + NH4CN = Cu(CN)2 + NH4NO3 =>
Cu(NO3)2 + 2 NH4CN = Cu(CN)2 + 2 NH4NO3
NaClO + H2O = Na(OH) + HClO =>
NaClO + H2O = Na(OH) + HClO
(NH4)3PO4 + Ni(NO3)2 = (NH4)3NO3 + Ni(PO4)2 =>
2(NH4)3PO4 + Ni(NO3)2 = 2(NH4)3NO3 + Ni(PO4)2
Mn(s) + Zn{2+}(aq)� = Zn(s) + Mn{2+}(aq) =>
Mn(s) + Zn{2+}(aq)� = Zn(s) + Mn{2+}(aq)
Sn2(CO3)4 + Ca(NO3)2 = Sn(NO3)4 + Ca(CO3) =>
Sn2(CO3)4 + 4 Ca(NO3)2 = 2 Sn(NO3)4 + 4 Ca(CO3)
Ca[Be(OH)4] + HBr = BeBr2 + CaBr2 + H2O =>
Ca[Be(OH)4] + 4 HBr = BeBr2 + CaBr2 + 4 H2O
Sr + Sn(NO3)4 = Sr(NO3)4 + Sn =>
Sr + Sn(NO3)4 = Sr(NO3)4 + Sn
Cu(NO3)2 + Na2CO3 = Cu2(CO3)2 + NaNO3 =>
2 Cu(NO3)2 + 2 Na2CO3 = Cu2(CO3)2 + 4 NaNO3
H + Cr2O7({-}2) + H2SO3 = Cr3{+} + HSO4({-}) + H2O =>
27 H + 3 Cr2O7({-}2) + 5 H2SO3 = 2 Cr3{+} + 5 HSO4({-}) + 16 H2O
Mn(NO3)2 + C2H5NO2 = N2 + MnO2 + CO2 + H2O =>
9 Mn(NO3)2 + 8 C2H5NO2 = 13 N2 + 9 MnO2 + 16 CO2 + 20 H2O
LiF + Cl2 = LiCl + F =>
2 LiF + Cl2 = 2 LiCl + 2 F
NaCl + Zn(NO3)2 = NaNO3 + ZnCl2 =>
2 NaCl + Zn(NO3)2 = 2 NaNO3 + ZnCl2
MnO + H2O = H2MnO2 =>
MnO + H2O = H2MnO2
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
CaO + HF = CaF2 + H2O =>
CaO + 2 HF = CaF2 + H2O
FeCl3(aq) + NaOH(aq) = Fe(OH)3(s) + NaCl(aq) =>
FeCl3(aq) + 3 NaOH(aq) = Fe(OH)3(s) + 3 NaCl(aq)
NH3NO4 = N2 + O2 + H2O =>
4 NH3NO4 = 4 N2 + 5 O2 + 6 H2O
Cu2SnS2 + S2O8{2-} + OH{-} = SO4{2-} + Sn(OH)6{2-} + Cu(OH)2 + H2O =>
Cu2SnS2 + 10 S2O8{2-} + 26 OH{-} = 22 SO4{2-} + Sn(OH)6{2-} + 2 Cu(OH)2 + 8 H2O
CH3(CH2)3OH + NaBr + H2SO4 = CH3(CH2)3Br + NaHSO4 + H2O =>
CH3(CH2)3OH + NaBr + H2SO4 = CH3(CH2)3Br + NaHSO4 + H2O
NaOH = H2ONa2O =>
2 NaOH = H2ONa2O
Mg + Cl = MgCl2 =>
Mg + 2 Cl = MgCl2
Al2O3 + CO = Al3 + CO2 =>
3 Al2O3 + 9 CO = 2 Al3 + 9 CO2
Fe15 + H2O = Fe3O4 + H2 =>
Fe15 + 20 H2O = 5 Fe3O4 + 20 H2
Ba(ClO3)2 + Na2S = BaS + Na(ClO3) =>
Ba(ClO3)2 + Na2S = BaS + 2 Na(ClO3)
Li(s) + FeBr2(aq) = LiBr(aq) + Fe(s) =>
2 Li(s) + FeBr2(aq) = 2 LiBr(aq) + Fe(s)
MnO4{-} + C2O4{2-} + H{+} = Mn{2} + CO2 + H2O =>
2 MnO4{-} + 5 C2O4{2-} + 16 H{+} = 2 Mn{2} + 10 CO2 + 8 H2O
CH3CH(OH)CH2CH3 + KMnO4 + H2SO4 = Mn2(SO4)3 + K2SO4 + CH3COCH2CH3 + H2O =>
4 CH3CH(OH)CH2CH3 + 2 KMnO4 + 4 H2SO4 = Mn2(SO4)3 + K2SO4 + 4 CH3COCH2CH3 + 8 H2O
Na2O + SO4 = Na2SO4 + O2 =>
2 Na2O + 2 SO4 = 2 Na2SO4 + O2
CuCI2 + KOH = CuOH + KCI2 =>
CuCI2 + KOH = CuOH + KCI2
Ca[Be(OH)4] + HNO3 = Be(NO3)2 + Ca(NO3)2 + H2O =>
Ca[Be(OH)4] + 4 HNO3 = Be(NO3)2 + Ca(NO3)2 + 4 H2O
RuBr3 + F2 = RuF3 + Br2 =>
2 RuBr3 + 3 F2 = 2 RuF3 + 3 Br2
H2SO4 + HJ = J2 + H2S + H2O =>
H2SO4 + 8 HJ = 4 J2 + H2S + 4 H2O
CO2 + H2O + HCl = C2H3Cl + O2 =>
4 CO2 + 2 H2O + 2 HCl = 2 C2H3Cl + 5 O2
CrOHSO4 + KClO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + H2ClO4 + H2S =>
4 CrOHSO4 + 8 KClO3 + 7 H2SO4 = 2 Cr2(SO4)3 + 4 K2SO4 + 8 H2ClO4 + H2S
Bi2O3 + Cl2 + KOH = Bi2O5 + KCl + H2O =>
Bi2O3 + 2 Cl2 + 4 KOH = Bi2O5 + 4 KCl + 2 H2O
CuO + Fe = Cu + Fe2O3 =>
3 CuO + 2 Fe = 3 Cu + Fe2O3
KCN + FeS = K2S + Fe(CN)2 =>
2 KCN + FeS = K2S + Fe(CN)2
CuO + Fe = Cu + Fe2O3 =>
3 CuO + 2 Fe = 3 Cu + Fe2O3
Ti + FeSO4 = TiSO4 + Fe =>
Ti + FeSO4 = TiSO4 + Fe
C2H5O6H + O2 = CO2 + H2O =>
2 C2H5O6H + O2 = 4 CO2 + 6 H2O
Ca(ClO4)2 = CaO + Cl + O2 =>
2 Ca(ClO4)2 = 2 CaO + 4 Cl + 7 O2
FeO + H2SO4 = Fe2(SO4)3 + H2O + H2S =>
8 FeO + 13 H2SO4 = 4 Fe2(SO4)3 + 12 H2O + H2S
KMnO4 + Fe + HCl = FeCl3 + MnO2 + KCl + H2O =>
KMnO4 + Fe + 4 HCl = FeCl3 + MnO2 + KCl + 2 H2O
KHSO3 + HNO3 = KNO3 + H2SO4 + NO2 + H2O =>
KHSO3 + 3 HNO3 = KNO3 + H2SO4 + 2 NO2 + H2O
Ga(OH)3 + NaOH = Na[Ga(OH)4] =>
Ga(OH)3 + NaOH = Na[Ga(OH)4]
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Équations équilibrées sur02/13/25
Équations équilibrées sur03/15/24
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