| Équations équilibrées la veille | Équations équilibrées le lendemain |
Na2ZnO2 + 2 HNO3 = Zn(NO3)2 + 2 NaOH
NO3(aq) + HI(g) = NO(g) + I2(g) + H2O(I) =>
NO3(aq) + 4 HI(g) = NO(g) + I2(g) + 2 H2O(I)
Cr2O7{-2} + H{+} + {3-} = Cr{+3} + H2O =>
Cr2O7{-2} + 14 H{+} + 2{3-} = 2 Cr{+3} + 7 H2O
K2BeO2 + H2SO4 = BeSO4 + K2SO4 + H2O =>
K2BeO2 + 2 H2SO4 = BeSO4 + K2SO4 + 2 H2O
HI + Fe = H2 + FeI =>
2 HI + 2 Fe = H2 + 2 FeI
BaCl2 + NaHCO3 = BaCO3 + CO2 + H2O + NaCl =>
BaCl2 + 2 NaHCO3 = BaCO3 + CO2 + H2O + 2 NaCl
Cd(OH)2 + NH4OH = Cd(NH3)4(OH)2 + H2O =>
Cd(OH)2 + 4 NH4OH = Cd(NH3)4(OH)2 + 4 H2O
HC3H5O3 + OH = H2O + HCO =>
HC3H5O3 + 3 OH = 3 H2O + 3 HCO
NaOH + H2SO4 = SO4Na2 + H2O*10H2O =>
22 NaOH + 11 H2SO4 = 11 SO4Na2 + 2 H2O*10H2O
Ba(NO3)2 + Al2(SO4)3 = Ba(SO4)3 + Al(NO3) =>
Ba(NO3)2 + Al2(SO4)3 = Ba(SO4)3 + 2 Al(NO3)
K2CO3 + H3PO4 = K3PO4 + H2O + CO2 =>
3 K2CO3 + 2 H3PO4 = 2 K3PO4 + 3 H2O + 3 CO2
H2SO4(l) = H2O(l) + SO3(l) =>
H2SO4(l) = H2O(l) + SO3(l)
Mg(C2H3O2)2 + KOH = Mg(OH)2 + KC2H3O2 =>
Mg(C2H3O2)2 + 2 KOH = Mg(OH)2 + 2 KC2H3O2
AgNO + BaCl = BaNO + AgCl =>
AgNO + BaCl = BaNO + AgCl
HCl + Ca(OH)2 = CaCl2 + H2O =>
2 HCl + Ca(OH)2 = CaCl2 + 2 H2O
Pb(NO3)2 = PbO + NO2 + O2 =>
2 Pb(NO3)2 = 2 PbO + 4 NO2 + O2
Pb + H2SO4 = PbSO4 + H2 =>
Pb + H2SO4 = PbSO4 + H2
C7H4 + O2 = CO2 + H2 =>
C7H4 + 7 O2 = 7 CO2 + 2 H2
P2O3 + LiOH = H3PO3 + Li2O =>
P2O3 + 6 LiOH = 2 H3PO3 + 3 Li2O
Si2H3(s) + O2(g) = SiO2(s) + H2O(l) =>
4 Si2H3(s) + 11 O2(g) = 8 SiO2(s) + 6 H2O(l)
H3C6H5O7 + Na4(CO3)2 = CO2 + H2O + Na3C6H5O7 =>
4 H3C6H5O7 + 3 Na4(CO3)2 = 6 CO2 + 6 H2O + 4 Na3C6H5O7
H{+} + Cr2O7{-2} + Cl{-} = Cr{+3} + Cl2 + H2O =>
14 H{+} + Cr2O7{-2} + 6 Cl{-} = 2 Cr{+3} + 3 Cl2 + 7 H2O
NH4OH + CuCl2 = Cu(OH)2 + (NH4)2Cl2 =>
2 NH4OH + CuCl2 = Cu(OH)2 + (NH4)2Cl2
K3[Cr(OH)6] + HCl = [Cr(H2O)6]Cl3 + KCl =>
K3[Cr(OH)6] + 6 HCl = [Cr(H2O)6]Cl3 + 3 KCl
Ca(OH)2 + HCl = CaCl2 + H2O =>
Ca(OH)2 + 2 HCl = CaCl2 + 2 H2O
Ca(OH)2 + AlCl3 = Al(OH)3 + CaCl2 =>
3 Ca(OH)2 + 2 AlCl3 = 2 Al(OH)3 + 3 CaCl2
K3[Cr(OH)6] + HCl = CrCl3 + KCl + H2O =>
K3[Cr(OH)6] + 6 HCl = CrCl3 + 3 KCl + 6 H2O
KMnO4 + NH4OH = KNO3 + MnO2 + KOH + H2O =>
8 KMnO4 + 3 NH4OH = 3 KNO3 + 8 MnO2 + 5 KOH + 5 H2O
CuS + KBr = CuBr2 + K2S =>
CuS + 2 KBr = CuBr2 + K2S
K2SO4 + H2S = K2S + SO2 + H2O =>
3 K2SO4 + 4 H2S = 3 K2S + 4 SO2 + 4 H2O
Fe{2+} + Mg = Fe + Mg{2+} =>
Fe{2+} + Mg = Fe + Mg{2+}
UO2(s) + HF(l) = UF4(s) + H2O(l) =>
UO2(s) + 4 HF(l) = UF4(s) + 2 H2O(l)
Pb + Ni(SO4) = Ni + Pb(SO4) =>
Pb + Ni(SO4) = Ni + Pb(SO4)
NaCl + H2O = NaOH + HCl =>
NaCl + H2O = NaOH + HCl
K2HPO4 + H2SO4 = KH2PO4 + K2SO4 =>
2 K2HPO4 + H2SO4 = 2 KH2PO4 + K2SO4
MnS + KClO3 + KOH = K2MnO4 + KCl + K2SO4 + H2O =>
MnS + 2 KClO3 + 4 KOH = K2MnO4 + 2 KCl + K2SO4 + 2 H2O
Mg + FeF = MgF2 + Fe2 =>
Mg + 2 FeF = MgF2 + Fe2
Hg + HNO3 = Hg(NO3)2 + NO + H2O =>
3 Hg + 8 HNO3 = 3 Hg(NO3)2 + 2 NO + 4 H2O
Fe(NO3)3 + Na2S = Fe2S3 + NaNO3 =>
2 Fe(NO3)3 + 3 Na2S = Fe2S3 + 6 NaNO3
PhH + CH3Cl = PhCH3 + HCl =>
PhH + CH3Cl = PhCH3 + HCl
PCl5(s) + H2O = POCl3 + HCl(g) =>
PCl5(s) + H2O = POCl3 + 2 HCl(g)
Pb(s) + Cl2(g) = Cl{-}(aq) + Pb{2+}(aq) =>
Pb(s) + Cl2(g) = 2 Cl{-}(aq) + Pb{2+}(aq)
C7H14 + F2 = CF4 + HF =>
C7H14 + 21 F2 = 7 CF4 + 14 HF
C2H5OH + H{+} + Cr2O7{2-} = CH3CO{-} + H2O + Cr{3+} =>
3 C2H5OH + 5 H{+} + Cr2O7{2-} = 3 CH3CO{-} + 7 H2O + 2 Cr{3+}
Na2SO3 + KClO3 + H2SO4 = Na2SO4 + Cl2 + K2SO4 + H2O =>
5 Na2SO3 + 2 KClO3 + H2SO4 = 5 Na2SO4 + Cl2 + K2SO4 + H2O
Zn(C2H3O2)2 + K2CO3 = ZnCO3 + K2(C2H3O2)2 =>
Zn(C2H3O2)2 + K2CO3 = ZnCO3 + K2(C2H3O2)2
SO2 + NaOH = Na2SO3 + H2O =>
SO2 + 2 NaOH = Na2SO3 + H2O
(CH3COO)2Mg + HCl = CH3COOH + MgCl2 =>
(CH3COO)2Mg + 2 HCl = 2 CH3COOH + MgCl2
FeS = Fe + S =>
FeS = Fe + S
C7H14 + F2 = CF4 + HF =>
C7H14 + 21 F2 = 7 CF4 + 14 HF
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/12/25
Équations équilibrées sur02/11/24
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