| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 CH3CH2OH + 2 Zn = 2 CH3CH2OZn + H2
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Cr(OH)3 + IO3{-} + OH{-} = CrO4{2-} + I{-} + H2O =>
2 Cr(OH)3 + IO3{-} + 4 OH{-} = 2 CrO4{2-} + I{-} + 5 H2O
H2SO4 + Al2S3 = SO2 + H2O + Al(SO4)3 =>
18 H2SO4 + Al2S3 = 15 SO2 + 18 H2O + 2 Al(SO4)3
NaOH + SnCl2 = NaCl + Sn(OH)2 =>
2 NaOH + SnCl2 = 2 NaCl + Sn(OH)2
Al + Ba(OH)2 = Ba + Al(OH)3 =>
2 Al + 3 Ba(OH)2 = 3 Ba + 2 Al(OH)3
Ag(NO3) + H2SO4 = Ag2SO4 + H(NO3) =>
2 Ag(NO3) + H2SO4 = Ag2SO4 + 2 H(NO3)
CH3COOH + NaOH = CH3NaCOO + H2O =>
CH3COOH + NaOH = CH3NaCOO + H2O
K2SO3 + HCe = H2SO3 + KCe =>
K2SO3 + 2 HCe = H2SO3 + 2 KCe
CH3CH2CH2CH2COOCH2CH2CH3 + KOH = CH3CH2CH2CH2COOCHKCH2CH3 + H2O =>
CH3CH2CH2CH2COOCH2CH2CH3 + KOH = CH3CH2CH2CH2COOCHKCH2CH3 + H2O
Al + NaCl + H2O = H2 + NaAlO2 + Cl =>
Al + NaCl + 2 H2O = 2 H2 + NaAlO2 + Cl
Ta + HNO3 + HF = H3[TaF7] + NO + H2O =>
3 Ta + 4 HNO3 + 21 HF = 3 H3[TaF7] + 4 NO + 8 H2O
KOH + CaCO3 = K2CO3 + Ca(OH)2 =>
2 KOH + CaCO3 = K2CO3 + Ca(OH)2
KMnO4 + BiBr2 + H2SO4 = Br2 + MnSO4 + K2SO4 + Bi2(SO4)3 + H2O =>
6 KMnO4 + 10 BiBr2 + 24 H2SO4 = 10 Br2 + 6 MnSO4 + 3 K2SO4 + 5 Bi2(SO4)3 + 24 H2O
FeSO4 + HCl + K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + H2SO4 + KCl =>
3 FeSO4 + 6 HCl + 2 K3[Fe(CN)6] = Fe3[Fe(CN)6]2 + 3 H2SO4 + 6 KCl
I{-} + H2O2 = IO{-} + H2O =>
I{-} + H2O2 = IO{-} + H2O
CH3CH2CCH3CH3OH + HCl = CH3CH2CClCH3CH3 + H2O =>
CH3CH2CCH3CH3OH + HCl = CH3CH2CClCH3CH3 + H2O
Ca2C2O4 + HCl = CaCl + H2C2O4 =>
Ca2C2O4 + 2 HCl = 2 CaCl + H2C2O4
Na2SO4 + BaCl2 = BaSO4 + NaCl =>
Na2SO4 + BaCl2 = BaSO4 + 2 NaCl
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
C3H6 + KMnO4 + H2SO4 = C3H6O2 + K2SO4 + MnSO4 + H2O =>
5 C3H6 + 4 KMnO4 + 6 H2SO4 = 5 C3H6O2 + 2 K2SO4 + 4 MnSO4 + 6 H2O
Be + NO3{-} + OH{-} + H2O = Be(OH)4{-} + NH3 =>
8 Be + 3 NO3{-} + 5 OH{-} + 18 H2O = 8 Be(OH)4{-} + 3 NH3
Zn(OH)2 + HCl + H2O = Zn(H2O)6Cl2 =>
Zn(OH)2 + 2 HCl + 4 H2O = Zn(H2O)6Cl2
H3PO4 + RbOH = H2O + Rb3PO4 =>
H3PO4 + 3 RbOH = 3 H2O + Rb3PO4
NH4HSO4 = H2 + (NH4)2S2O8 =>
2 NH4HSO4 = H2 + (NH4)2S2O8
ZnCl2 + NaOH = NaCl + Zn(OH)2 =>
ZnCl2 + 2 NaOH = 2 NaCl + Zn(OH)2
Hg + I = HgI4 =>
Hg + 4 I = HgI4
Zn + H2SO4 = ZnSO4 + H2 =>
Zn + H2SO4 = ZnSO4 + H2
Pb + HNO3 = Pb(NO3)2 + H2O + N2O =>
4 Pb + 10 HNO3 = 4 Pb(NO3)2 + 5 H2O + N2O
CuCl2 + NaOH = Cu* + (OH)2 + NaCl =>
CuCl2 + 2 NaOH = Cu* + (OH)2 + 2 NaCl
CoCl2 + KCNS = K2[Co(SCN)4] + KCl =>
CoCl2 + 4 KCNS = K2[Co(SCN)4] + 2 KCl
B5H9 + H2O = B(OH)3 + H2 =>
B5H9 + 15 H2O = 5 B(OH)3 + 12 H2
NH4OH + Ba(NO3)2 = NH4(NO3)2 + BaOH =>
NH4OH + Ba(NO3)2 = NH4(NO3)2 + BaOH
Zn(NO3)2 + NH2CONH2 = ZnO + N2 + H2 + CO2 =>
Zn(NO3)2 + 5 NH2CONH2 = ZnO + 6 N2 + 10 H2 + 5 CO2
PbOSO3 = PbSO4 =>
PbOSO3 = PbSO4
C27H45NO3 + NaOH = C26H42NNaO3 + CH3OH =>
C27H45NO3 + NaOH = C26H42NNaO3 + CH3OH
H2 + CH4 = H2CH4 =>
H2 + CH4 = H2CH4
MgCl2 + NaOH = Mg(OH)2 + NaCl =>
MgCl2 + 2 NaOH = Mg(OH)2 + 2 NaCl
NH2OH + Fe(OH)2 = NH3 + Fe2O3 + H2O =>
NH2OH + 2 Fe(OH)2 = NH3 + Fe2O3 + 2 H2O
KO5 + CO2 = K2CO5 + O2 =>
4 KO5 + 2 CO2 = 2 K2CO5 + 7 O2
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + NaNO3(aq) =>
Pb(NO3)2(aq) + Na2SO4(aq) = PbSO4(s) + 2 NaNO3(aq)
Mg + Ag3N = Ag + Mg3N2 =>
3 Mg + 2 Ag3N = 6 Ag + Mg3N2
KMnO4 + H2C2O4 + H2SO4 = K2SO4MnSO4 + MnSO4 + H2O + CO2 =>
2 KMnO4 + 5 H2C2O4 + 3 H2SO4 = K2SO4MnSO4 + MnSO4 + 8 H2O + 10 CO2
KI + BrCl = KCl + KBr + I2 =>
2 KI + BrCl = KCl + KBr + I2
Ga(OH)3 + KF = KOH + GaF3 =>
Ga(OH)3 + 3 KF = 3 KOH + GaF3
NaOH + BaCl2 = NaCl + BaO + HCl =>
NaOH + BaCl2 = NaCl + BaO + HCl
Fe2O3 + KOH = K3FeO3 + H2O =>
Fe2O3 + 6 KOH = 2 K3FeO3 + 3 H2O
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2 =>
FeSO4 + Ca(OH)2 = CaSO4 + Fe(OH)2
PH3 + H2O + Cl2 = H3PO4 + HCl =>
PH3 + 4 H2O + 4 Cl2 = H3PO4 + 8 HCl
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/22/24
Équations équilibrées sur01/21/24
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