| Équations équilibrées la veille |
MgCl2 + 2 KOH = Mg(OH)2 + 2 KCl
KMnO4 + UO2 + H2SO4 = MnSO4 + UO2SO4 + K2SO4 + H2O =>
2 KMnO4 + 5 UO2 + 8 H2SO4 = 2 MnSO4 + 5 UO2SO4 + K2SO4 + 8 H2O
Cl2(g) + NaF(aq) = NaCl(aq) + F2(l) =>
Cl2(g) + 2 NaF(aq) = 2 NaCl(aq) + F2(l)
(NH4)2SO3 + CuSO4 + H2O = Cu + (NH4)2SO4 + H2SO4 =>
(NH4)2SO3 + CuSO4 + H2O = Cu + (NH4)2SO4 + H2SO4
Al(OH)3 + BaCO3 = Ba(OH)2 + Al2(CO3)3 =>
2 Al(OH)3 + 3 BaCO3 = 3 Ba(OH)2 + Al2(CO3)3
NaBrCl2 = BrNaCl2 =>
NaBrCl2 = BrNaCl2
C2O + H2O = HCO =>
C2O + H2O = 2 HCO
ClO2 + K2 = KClO2 =>
2 ClO2 + K2 = 2 KClO2
I{-} + CrO2 + H{+} = I2 + Cr3{+} + H2O =>
22 I{-} + 6 CrO2 + 24 H{+} = 11 I2 + 2 Cr3{+} + 12 H2O
ZnOCa(OH)2 = CaOZn(OH)2 =>
ZnOCa(OH)2 = CaOZn(OH)2
Cr2O3 + NaNO3 + KOH = K2CrO4 + NaNO2 + H2O =>
Cr2O3 + 3 NaNO3 + 4 KOH = 2 K2CrO4 + 3 NaNO2 + 2 H2O
BaCl2 + Br2 = BaBr2 + Cl =>
BaCl2 + Br2 = BaBr2 + 2 Cl
HNO2 + H2O2 = HNO3 + H2O =>
HNO2 + H2O2 = HNO3 + H2O
NaOH + Mg(HCO3)2 = Mg(OH)2 + Na2CO3 + H2O =>
4 NaOH + Mg(HCO3)2 = Mg(OH)2 + 2 Na2CO3 + 2 H2O
N2O + NaOH = NaNO + H2O =>
N2O + 2 NaOH = 2 NaNO + H2O
(NH4)2SO4 + NaOH = H2O + NH3 + Na2SO4 =>
(NH4)2SO4 + 2 NaOH = 2 H2O + 2 NH3 + Na2SO4
PCl3 + Cl2 = [PCl4]{+} + [PCl6]{-} =>
2 PCl3 + 2 Cl2 = [PCl4]{+} + [PCl6]{-}
Si2H3 + O2 = SiO2 + H2O3 = =>
4 Si2H3 + 17 O2 = 8 SiO2 + 6 H2O3
C2H5Cl + H2O = C2H5OH + HCl =>
C2H5Cl + H2O = C2H5OH + HCl
K2CrO4 + Na2SO3 + H2SO4 = Cr2(SO4)3 + K2SO4 + Na2SO4 + H2O =>
2 K2CrO4 + 3 Na2SO3 + 5 H2SO4 = Cr2(SO4)3 + 2 K2SO4 + 3 Na2SO4 + 5 H2O
Co(OH)2 + Cu2(IO)4 = Co(IO)2 + Cu(OH)2 =>
2 Co(OH)2 + Cu2(IO)4 = 2 Co(IO)2 + 2 Cu(OH)2
H2 + HgO = Hg + H2O =>
H2 + HgO = Hg + H2O
KNO3 + MnO2 + KOH = K2MnO4 + H2O + KNO2 =>
KNO3 + MnO2 + 2 KOH = K2MnO4 + H2O + KNO2
NaCl3 + H2SO4 + MgO2 = NaHSO4 + MgSO4 + H2O + Cl =>
2 NaCl3 + 3 H2SO4 + MgO2 = 2 NaHSO4 + MgSO4 + 2 H2O + 6 Cl
Al + Cr2O3 = Al2O3 + CrO =>
2 Al + 3 Cr2O3 = Al2O3 + 6 CrO
CH3CCl3 + KOH = CH3COOH + KCl + H2O =>
CH3CCl3 + 3 KOH = CH3COOH + 3 KCl + H2O
CH175 + O2 = C02 + H2O =>
4 CH175 + 175 O2 = 2 C02 + 350 H2O
Cu2O + KOH + H2O = K[Cu(OH)2] =>
Cu2O + 2 KOH + H2O = 2 K[Cu(OH)2]
K + CuCl = KCu + Cl =>
K + CuCl = KCu + Cl
Al2(SO4)3 + HOH = AlOHSO4 + H2SO4 =>
Al2(SO4)3 + 2 HOH = 2 AlOHSO4 + H2SO4
H2 + Ba = BaH2 =>
H2 + Ba = BaH2
K2TiF6 + Al = Ti + K2(AlF6) =>
K2TiF6 + Al = Ti + K2(AlF6)
FeSO4 + Cl2 = FeSO4Cl =>
2 FeSO4 + Cl2 = 2 FeSO4Cl
PCl3 + Cl2 = [PCl4]{+} + [PCl6]{-} =>
2 PCl3 + 2 Cl2 = [PCl4]{+} + [PCl6]{-}
Cr(OH)2 + NaOH + O2 = Na2CrO4 + H2O =>
Cr(OH)2 + 2 NaOH + O2 = Na2CrO4 + 2 H2O
HNO3(ac)NaOH = NaNO3H2O =>
HNO3(ac)NaOH = NaNO3H2O
Cl2 + NaAsO2 + NaOH = NaCl + AsO3 + H2O =>
3 Cl2 + 2 NaAsO2 + 4 NaOH = 6 NaCl + 2 AsO3 + 2 H2O
CoCl2 + Fe(NO3)2 = Co(NO3)2 + FeCl2 =>
CoCl2 + Fe(NO3)2 = Co(NO3)2 + FeCl2
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(s) = NaCl(aq) + H2O(l)
I3{-} + MnO4{-} + H2O = H4IO6{-} + MnO2 + OH{-} =>
3 I3{-} + 22 MnO4{-} + 26 H2O = 9 H4IO6{-} + 22 MnO2 + 16 OH{-}
Fe + ClO4{-} + H{+} = Fe{3+} + Cl{-} + H2O =>
8 Fe + 3 ClO4{-} + 24 H{+} = 8 Fe{3+} + 3 Cl{-} + 12 H2O
Cu + HNO3 = Cu(NO3)2 + NO2 + H2O =>
Cu + 4 HNO3 = Cu(NO3)2 + 2 NO2 + 2 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
ZnCuSO4 = ZnSO4Cu =>
ZnCuSO4 = ZnSO4Cu
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
Cr2O3 + NaNO3 + KOH = K2CrO4 + NaNO2 + H2O =>
Cr2O3 + 3 NaNO3 + 4 KOH = 2 K2CrO4 + 3 NaNO2 + 2 H2O
PCl3 + Cl2 = [PCl4]{+} + [PCl6]{-} =>
2 PCl3 + 2 Cl2 = [PCl4]{+} + [PCl6]{-}
Fe(OH)2 + Na(NO3) = Fe(NO3)2 + NaOH =>
Fe(OH)2 + 2 Na(NO3) = Fe(NO3)2 + 2 NaOH
HC1 + ZnCO3 = ZnC1 + H2O + CO2 =>
6 HC1 + 5 ZnCO3 = 5 ZnC1 + 3 H2O + 6 CO2
H + Cr2O72{-} + Mn2{+} = H2O + Cr3{+} + MnO4 =>
352 H + 3 Cr2O72{-} + 5 Mn2{+} = 176 H2O + 2 Cr3{+} + 10 MnO4
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