| Équations équilibrées la veille | Équations équilibrées le lendemain |
HNO3 + NaCl = NaNO3 + HCl
HC3H5O3 + OH = C3H5O3 + H2O =>
HC3H5O3 + OH = C3H5O3 + H2O
Li2S4 = Li2S + S8 =>
8 Li2S4 = 8 Li2S + 3 S8
Al2O3 + HCl = Al2Cl3 + H + O2 =>
2 Al2O3 + 6 HCl = 2 Al2Cl3 + 6 H + 3 O2
Fe{3+} + I{-} = FeI + I2 =>
Fe{3+} + 3 I{-} = FeI + I2
C2H4 + Br2 = C2Br + HBr =>
2 C2H4 + 5 Br2 = 2 C2Br + 8 HBr
Cu + KOH = KCuOH =>
Cu + KOH = KCuOH
Cu3(OH)2(CO3)2 + H{+} = Cu{2+} + CO2 + H2O =>
Cu3(OH)2(CO3)2 + 6 H{+} = 3 Cu{2+} + 2 CO2 + 4 H2O
CaCO3 + Na3PO4 = Ca3(PO4)2 + Na2(CO3) =>
3 CaCO3 + 2 Na3PO4 = Ca3(PO4)2 + 3 Na2(CO3)
C3H6O + O2 = CO2 + H2O =>
C3H6O + 4 O2 = 3 CO2 + 3 H2O
Cr(ClO3)3 + Zn = Cr + ZnClO3 =>
Cr(ClO3)3 + 3 Zn = Cr + 3 ZnClO3
HNO3 + K2CO3 = CO2 + KNO3 + H2O =>
2 HNO3 + K2CO3 = CO2 + 2 KNO3 + H2O
Na2S + SO2 = S + Na2O =>
2 Na2S + SO2 = 3 S + 2 Na2O
Al + H2SO4 = Al2(SO4)3 + H2O + HS =>
14 Al + 27 H2SO4 = 7 Al2(SO4)3 + 24 H2O + 6 HS
HMnO4 + Ca = CaMnO4 + H2 =>
2 HMnO4 + 2 Ca = 2 CaMnO4 + H2
CaS(aq)BaCl2(aq) = BaS(s)CaCl2(aq) =>
CaS(aq)BaCl2(aq) = BaS(s)CaCl2(aq)
CH3COOH + KMnO4 = CH3COOK + (CH3COO)2Mn + CO2 + H2O =>
29 CH3COOH + 8 KMnO4 = 8 CH3COOK + 8(CH3COO)2Mn + 10 CO2 + 22 H2O
C + K2SO4 = CO2 + K2S =>
2 C + K2SO4 = 2 CO2 + K2S
H2S + HNO3 = H2O + NO + S =>
3 H2S + 2 HNO3 = 4 H2O + 2 NO + 3 S
ZnCl + KCO = ZnCO + KCl =>
ZnCl + KCO = ZnCO + KCl
Cr2O3 + OH{-} + O2 = CrO4{2-} + H2O =>
2 Cr2O3 + 8 OH{-} + 3 O2 = 4 CrO4{2-} + 4 H2O
Na2SO3 + H2O + KMnO4 = Na2SO4 + MnO2 + KOH =>
3 Na2SO3 + H2O + 2 KMnO4 = 3 Na2SO4 + 2 MnO2 + 2 KOH
FeS2 + Na2O2 = Fe2O3 + Na2SO4 + Na2O =>
2 FeS2 + 15 Na2O2 = Fe2O3 + 4 Na2SO4 + 11 Na2O
Cr2O7{-2} + S2O3{-2} + H{+} = Cr{+3} + S4O6{-2} + H2O =>
Cr2O7{-2} + 6 S2O3{-2} + 14 H{+} = 2 Cr{+3} + 3 S4O6{-2} + 7 H2O
I2O5(s) + CO(g) = I2(g) + CO2(g) =>
I2O5(s) + 5 CO(g) = I2(g) + 5 CO2(g)
KI + K2Cr2O7 + H2O = I2 + KOH + Cr(OH)3 =>
6 KI + K2Cr2O7 + 7 H2O = 3 I2 + 8 KOH + 2 Cr(OH)3
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
C13H28 + O2 = CO + H2O =>
2 C13H28 + 27 O2 = 26 CO + 28 H2O
C5H8 + KMnO4 + KOH = C5H11O4 + K2MnO4 + H2O =>
C5H8 + 5 KMnO4 + 5 KOH = C5H11O4 + 5 K2MnO4 + H2O
Se + H2SO4 = SO2 + SeO2 + H2O =>
Se + 2 H2SO4 = 2 SO2 + SeO2 + 2 H2O
Al(OH)3 + H2SO4 = Al(SO4) + H5O3 =>
Al(OH)3 + H2SO4 = Al(SO4) + H5O3
KHCO3 + Fe2(SO4)3 = Fe(OH)3 + K2SO4 + CO2 =>
6 KHCO3 + Fe2(SO4)3 = 2 Fe(OH)3 + 3 K2SO4 + 6 CO2
NaCl + HgO + H2O = HgCl2 + NaOH =>
2 NaCl + HgO + H2O = HgCl2 + 2 NaOH
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
C6H10 + CH2Cl2 + Br = CHBr + HCl =>
C6H10 + 4 CH2Cl2 + 10 Br = 10 CHBr + 8 HCl
CaO = Ca + O2(g) =>
2 CaO = 2 Ca + O2(g)
NaCl + CO2 + H2O + NH3 = NH4Cl + Na2CO3 =>
2 NaCl + CO2 + H2O + 2 NH3 = 2 NH4Cl + Na2CO3
PbCrO4 + OH{-} = Pb(OH)4{-2} + CrO4{-2} =>
PbCrO4 + 4 OH{-} = Pb(OH)4{-2} + CrO4{-2}
Cu(NO3)2 + Na2S = CuS + NaNO3 =>
Cu(NO3)2 + Na2S = CuS + 2 NaNO3
MnO2 + LiOH = LiMn2O4 + H2O + O2 =>
8 MnO2 + 4 LiOH = 4 LiMn2O4 + 2 H2O + O2
HCl + (Pb[NO3]2) = PbCl2 + HNO3 =>
2 HCl + (Pb[NO3]2) = PbCl2 + 2 HNO3
H4SiO4 + HCl = SiCl4 + H2O =>
H4SiO4 + 4 HCl = SiCl4 + 4 H2O
Pb(s)Cu{2}(aq) = Cu(s)Pb{2}(aq) =>
Pb(s)Cu{2}(aq) = Cu(s)Pb{2}(aq)
H + Na3 = H3Na =>
9 H + Na3 = 3 H3Na
V + HNO3 + HCl = VO2Cl + NO + H2O =>
3 V + 5 HNO3 + 3 HCl = 3 VO2Cl + 5 NO + 4 H2O
C2H4 + KMnO4 + H2SO4 = CO2 + H2O + K2SO4 + MnSO4 =>
5 C2H4 + 12 KMnO4 + 18 H2SO4 = 10 CO2 + 28 H2O + 6 K2SO4 + 12 MnSO4
BaCl2 + CuSO4 = CuCl2 + BaSO4 =>
BaCl2 + CuSO4 = CuCl2 + BaSO4
FeOHSO4Fe(OH)3 = [Fe(OH)2]2SO4 =>
FeOHSO4Fe(OH)3 = [Fe(OH)2]2SO4
C6H4(OH)COOH + CH3COOH = C6H4(OCOCH3)COOH =>
10 C6H4(OH)COOH + CH3COOH = 8 C6H4(OCOCH3)COOH
FeCl3 + HCl = FeHCl4 =>
FeCl3 + HCl = FeHCl4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur04/15/24
Équations équilibrées sur05/15/23
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