| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 N + 2 H2O = 2 NOH + H2
I2 + IO3{-} + H{+} + Cl{-} = ICl2{-} + H2O =>
2 I2 + IO3{-} + 6 H{+} + 10 Cl{-} = 5 ICl2{-} + 3 H2O
OsCl6 + CO2 = OsO3 + CCl4 =>
2 OsCl6 + 3 CO2 = 2 OsO3 + 3 CCl4
SiH4 + O2 = SiO2 + H2O =>
SiH4 + 2 O2 = SiO2 + 2 H2O
(OH)2Al(CO3)(aq) + HCl(aq) = AlCl4(aq) + CO2(g) + H2O(l) =>
(OH)2Al(CO3)(aq) + 4 HCl(aq) = AlCl4(aq) + CO2(g) + 3 H2O(l)
Cr2O7{2-} + H2O = CrO4{2-} + H3O{+} =>
Cr2O7{2-} + 3 H2O = 2 CrO4{2-} + 2 H3O{+}
CoCl3 = Co + Cl =>
CoCl3 = Co + 3 Cl
Zn + H3PO4 = Zn3PO4 + H6 =>
6 Zn + 2 H3PO4 = 2 Zn3PO4 + H6
SiF4 + Fe2O3 = FeF3 + SiO2 =>
3 SiF4 + 2 Fe2O3 = 4 FeF3 + 3 SiO2
ZnCl2 + Na2CO3 = Zn2(CO3)2 + NaCl =>
2 ZnCl2 + 2 Na2CO3 = Zn2(CO3)2 + 4 NaCl
Co(OH)3 + HNO3 = Co + NO3 + H2O =>
Co(OH)3 + 3 HNO3 = Co + 3 NO3 + 3 H2O
Cr + SO4 = Cr2(SO4)3 =>
2 Cr + 3 SO4 = Cr2(SO4)3
Al2 + O2 + H2O = Al(OH)3 =>
2 Al2 + 3 O2 + 6 H2O = 4 Al(OH)3
Cr(NO3)3(aq) + KOH(aq) = Cr(OH)3(s) + KNO3(aq) =>
Cr(NO3)3(aq) + 3 KOH(aq) = Cr(OH)3(s) + 3 KNO3(aq)
SO2 + BaO = Ba2S + O2 =>
SO2 + 2 BaO = Ba2S + 2 O2
K + OH + HCl = KCl + H2O =>
K + OH + HCl = KCl + H2O
HSCN + H2O = SCN + H3O =>
HSCN + H2O = SCN + H3O
CuO + Na = Cu + Na2O =>
CuO + 2 Na = Cu + Na2O
BaO2 + H3PO4 = H2O2 + Ba3(PO4)2 =>
3 BaO2 + 2 H3PO4 = 3 H2O2 + Ba3(PO4)2
CaI2 + K = KI + Ca =>
CaI2 + 2 K = 2 KI + Ca
Fe(s) + CuCl2(aq) = FeCl2 + Cu =>
Fe(s) + CuCl2(aq) = FeCl2 + Cu
H2O2 + KMnO7 + H2SO4 = MnSO4 + K2SO4 + H2OO2 =>
5 H2O2 + 2 KMnO7 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 8 H2OO2
MnO4{-} + HSO3{-} + OH{-} = MnO2{2-} + SO4{2-} + H2O =>
2 MnO4{-} + 5 HSO3{-} + 7 OH{-} = 2 MnO2{2-} + 5 SO4{2-} + 6 H2O
(Li) + O2 = (LiO2) =>
(Li) + O2 = (LiO2)
M2(SO4)3 + BaCl2 = BaSO4 + MCl3 =>
M2(SO4)3 + 3 BaCl2 = 3 BaSO4 + 2 MCl3
SO2 + Br2 + H2O = Br{-} + SO4{2-} + H{+} =>
SO2 + Br2 + 2 H2O = 2 Br{-} + SO4{2-} + 4 H{+}
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS =>
(NH4)2S + CoCl2 = (NH4)2Cl2 + CoS
KOH(ac) + CuSO4(ac) = Cu(OH)2(s) + K2SO4(ac) =>
2 KOH(ac) + CuSO4(ac) = Cu(OH)2(s) + K2SO4(ac)
HNO3 + Na2SO3 = H2SO3 + NaNO3 =>
2 HNO3 + Na2SO3 = H2SO3 + 2 NaNO3
Li2SO3 + HCl = SO2 + H2O + LiCl =>
Li2SO3 + 2 HCl = SO2 + H2O + 2 LiCl
Zn(NO3)2 + H2O = Zn(OH)2 + HNO3 =>
Zn(NO3)2 + 2 H2O = Zn(OH)2 + 2 HNO3
CuSO4*5H2O + NH4Cl = (NH4)2SO4 + CuCl2 + H2O =>
CuSO4*5H2O + 2 NH4Cl = (NH4)2SO4 + CuCl2 + 5 H2O
ZnNO3 + NaOH = NaNO3 + ZnOH =>
ZnNO3 + NaOH = NaNO3 + ZnOH
S{-2} = S + e =>
S{-2} = S + 2e
Al2O3 + H2O = Al3H + O2 =>
3 Al2O3 + H2O = 2 Al3H + 5 O2
Al3 + Br2 = AlBr3 =>
2 Al3 + 9 Br2 = 6 AlBr3
H3BO3 + CH3OH = H2O + B(OCH3)3 =>
H3BO3 + 3 CH3OH = 3 H2O + B(OCH3)3
S8 + H2SO4 = SO2 + H2S2O3 =>
3 S8 + 16 H2SO4 = 8 SO2 + 16 H2S2O3
Na2S(aq) + I2(aq) = NaI(aq) + S(s) =>
Na2S(aq) + I2(aq) = 2 NaI(aq) + S(s)
Au + H2O = AuO + H2 =>
Au + H2O = AuO + H2
NaCl + MnO2 + H2SO4 = Na2HSO46 + MnSO4 + H2O + Cl2 =>
4 NaCl + 85 MnO2 + 87 H2SO4 = 2 Na2HSO46 + 85 MnSO4 + 86 H2O + 2 Cl2
C6H5COONa + HNO3 = C6H4NO2COOH + NaNO3 + H2O =>
C6H5COONa + 2 HNO3 = C6H4NO2COOH + NaNO3 + H2O
Hg1 + O2 = Hg2O =>
4 Hg1 + O2 = 2 Hg2O
Al + NaNO3 + NaOH + H2O = NaAlO2 + NH3 =>
8 Al + 3 NaNO3 + 5 NaOH + 2 H2O = 8 NaAlO2 + 3 NH3
F2(g) = F(g) =>
F2(g) = 2 F(g)
Si + H2SO4 = SiO2 + SO2 + H2O =>
Si + 2 H2SO4 = SiO2 + 2 SO2 + 2 H2O
Fe2O3 + HNO3 = Fe(NO3)3 + H2O =>
Fe2O3 + 6 HNO3 = 2 Fe(NO3)3 + 3 H2O
PtBr3 + Cl2 = PtCl3 + Br2 =>
2 PtBr3 + 3 Cl2 = 2 PtCl3 + 3 Br2
Cu + HNO3 + HCl = CuCl2 + NO2 + H2O =>
Cu + 2 HNO3 + 2 HCl = CuCl2 + 2 NO2 + 2 H2O
Mg + HNO3 = Mg(NO3)2 + N22O + H2O =>
54 Mg + 130 HNO3 = 54 Mg(NO3)2 + N22O + 65 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur11/26/24
Équations équilibrées sur12/26/23
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