| Équations équilibrées la veille | Équations équilibrées le lendemain |
LiAlH4 + 2 H2O = LiOH + Al(OH) + 2 H3
Cl2(aq) + KBr(aq) = Br(aq) + KCl(aq) =>
Cl2(aq) + 2 KBr(aq) = 2 Br(aq) + 2 KCl(aq)
HCl + H2SO4 = H2O + Cl2SO2 =>
2 HCl + H2SO4 = 2 H2O + Cl2SO2
Si2H3 + O2 = SiO2 + H2O =>
4 Si2H3 + 11 O2 = 8 SiO2 + 6 H2O
HCl + CaCl = CaH + Cl2 =>
HCl + CaCl = CaH + Cl2
CrO3 + HI = Cr2O3 + H2O + I =>
2 CrO3 + 6 HI = Cr2O3 + 3 H2O + 6 I
Fe(NO3)2 + Sn = Sn(NO3)2 + Fe =>
Fe(NO3)2 + Sn = Sn(NO3)2 + Fe
CuO(s) + C(s) = CO2(g) + Cu(s) =>
2 CuO(s) + C(s) = CO2(g) + 2 Cu(s)
V + O2 = V3O5 =>
6 V + 5 O2 = 2 V3O5
CH3OH + KMgO4 + H2SO4 = CH3COOH + MgSO4 + K2SO4 + H2O =>
10 CH3OH + 4 KMgO4 + 6 H2SO4 = 5 CH3COOH + 4 MgSO4 + 2 K2SO4 + 16 H2O
KNO2 + KMnO4 + H2SO4 = MnSO4 + HNO3 + K2SO4 + H2O =>
10 KNO2 + 4 KMnO4 + 11 H2SO4 = 4 MnSO4 + 10 HNO3 + 7 K2SO4 + 6 H2O
S2O3 + Cd(CH3COO)2 = Cd(S2O3) + (CH3COO)2 =>
S2O3 + Cd(CH3COO)2 = Cd(S2O3) + (CH3COO)2
HCl(aq) + Cu(SO4)(aq) = CuCl2(aq) + H2(SO4)(s) =>
2 HCl(aq) + Cu(SO4)(aq) = CuCl2(aq) + H2(SO4)(s)
H2O + Na2C4H2O4 = Na2C4H3O4 + OH =>
H2O + Na2C4H2O4 = Na2C4H3O4 + OH
NH3 + Cu = CuH3 + N =>
NH3 + Cu = CuH3 + N
Na2O + SO2 = SO + NaO =>
Na2O + SO2 = SO + 2 NaO
Na2CrO4 + H2O + NaNO2 = NaOH + Cr(OH)3 + NaNO3 =>
2 Na2CrO4 + 5 H2O + 3 NaNO2 = 4 NaOH + 2 Cr(OH)3 + 3 NaNO3
Cd(NO3)2 + Na2SO3 = Cd(SO3)2 + NaNO3 + Na =>
Cd(NO3)2 + 2 Na2SO3 = Cd(SO3)2 + 2 NaNO3 + 2 Na
K2O + H3Po4 = K3Po4 + H2O =>
3 K2O + 2 H3Po4 = 2 K3Po4 + 3 H2O
CH3CO2 + H2O = CH2CO2 + H3O =>
CH3CO2 + H2O = CH2CO2 + H3O
CuBr + K = Cu + KBr =>
CuBr + K = Cu + KBr
HCl + Pb3O4 = PbCl2 + H2O + Cl =>
8 HCl + Pb3O4 = 3 PbCl2 + 4 H2O + 2 Cl
(Ca)3(P(O)4)2 + (H)2S(O)4 = CaS(O)4 + Ca((H)2P(O)4)2 =>
(Ca)3(P(O)4)2 + 2(H)2S(O)4 = 2 CaS(O)4 + Ca((H)2P(O)4)2
Al3 + KOH + H2O = K(Al(OH)4) + H2 =>
2 Al3 + 6 KOH + 18 H2O = 6 K(Al(OH)4) + 9 H2
CH3COOH + (CH3)2CHCH2OH = C6H12O2 + H2O =>
CH3COOH + (CH3)2CHCH2OH = C6H12O2 + H2O
AlCl3 + KOH = K(Al(OH)4) + KCl =>
AlCl3 + 4 KOH = K(Al(OH)4) + 3 KCl
Ba(OH)2 + Na3Po4 = Ba3(Po4)2 + NaOH =>
3 Ba(OH)2 + 2 Na3Po4 = Ba3(Po4)2 + 6 NaOH
Mg + NH3 = Mg2(NH3) =>
2 Mg + NH3 = Mg2(NH3)
Fe2S3 + CS = Fe + CS2 =>
Fe2S3 + 3 CS = 2 Fe + 3 CS2
NiO + Zn + H2O = Ni(OH) + Zn(OH)2 =>
2 NiO + Zn + 2 H2O = 2 Ni(OH) + Zn(OH)2
Ce(OH)3 + H2O2 = Ce(OOH)4 + H2O =>
2 Ce(OH)3 + 9 H2O2 = 2 Ce(OOH)4 + 8 H2O
H3PO4 + NH4OH = (NH4)3PO4 + H2O =>
H3PO4 + 3 NH4OH = (NH4)3PO4 + 3 H2O
HClO4 + Ba = Ba(ClO4)2 + HClO3 + H2O =>
3 HClO4 + Ba = Ba(ClO4)2 + HClO3 + H2O
NH2OH + K2Cr2O7 + H2SO4 = Cr2(SO4)3 + N2 + K2SO4 + H2O =>
6 NH2OH + K2Cr2O7 + 4 H2SO4 = Cr2(SO4)3 + 3 N2 + K2SO4 + 13 H2O
(MgOH)2CO3 + CO2 + H2O = Mg(HCO3)2 =>
(MgOH)2CO3 + 3 CO2 + H2O = 2 Mg(HCO3)2
CH3COOH + C3H7OH = CH3COOC3H7 + H2O =>
CH3COOH + C3H7OH = CH3COOC3H7 + H2O
Na2SO3 + Na2Cr2O7 + H2O + HCl = Cr(OH)3 + Na2SO4 + NaCl =>
3 Na2SO3 + Na2Cr2O7 + 2 H2O + 2 HCl = 2 Cr(OH)3 + 3 Na2SO4 + 2 NaCl
H2SO4 + Ca(OH)2 = Ca(SO4) + H2O =>
H2SO4 + Ca(OH)2 = Ca(SO4) + 2 H2O
CaCO3 + C = CaC2 + CO2 =>
2 CaCO3 + 5 C = 2 CaC2 + 3 CO2
CuS + HNO3 = Cu(NO3)2 + S8 + NO2 + H2O =>
8 CuS + 32 HNO3 = 8 Cu(NO3)2 + S8 + 16 NO2 + 16 H2O
H2O2 + HY = Y + H2O =>
H2O2 + 2 HY = 2 Y + 2 H2O
Sr + Ti(ClO3)2 = Ti + Sr(ClO3)2 =>
Sr + Ti(ClO3)2 = Ti + Sr(ClO3)2
H + PO4 + Ca(OH)2 = H2O + CaPO4 =>
2 H + PO4 + Ca(OH)2 = 2 H2O + CaPO4
Li2CrO4 + BaCl2 = BaCrO4 + Li2Cl2 =>
Li2CrO4 + BaCl2 = BaCrO4 + Li2Cl2
NaI + KMnO4 + H2SO4 = I2 + MnSO4 + H2O + KSO4 + NaSO4 =>
2 NaI + KMnO4 + 4 H2SO4 = I2 + MnSO4 + 4 H2O + KSO4 + 2 NaSO4
La2O3 + H2SO4 = La2(SO4)3 + H2O =>
La2O3 + 3 H2SO4 = La2(SO4)3 + 3 H2O
CH4(g) = C + H2 =>
CH4(g) = C + 2 H2
Na2C2O4(aq) + Hg2(ClO3)2(aq) = NaClO3(aq) + Hg2C2O4(s) =>
Na2C2O4(aq) + Hg2(ClO3)2(aq) = 2 NaClO3(aq) + Hg2C2O4(s)
H2SO4 + Al(HCO3)3 = Al2(SO4)3 + H2O + CO2 =>
3 H2SO4 + 2 Al(HCO3)3 = Al2(SO4)3 + 6 H2O + 6 CO2
CH3(CH2)7CH3 + O2 = CO2 + H2O =>
CH3(CH2)7CH3 + 14 O2 = 9 CO2 + 10 H2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/20/24
Équations équilibrées sur01/19/24
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