| Équations équilibrées la veille | Équations équilibrées le lendemain |
C3H10NCl + HNO3 = HCl + C3H10N2O3
CrO4{2-}(aq) + H2O(l) + HSnO{3-}(aq) = CrO{2-}(aq) + OH{-}(aq) + HSnO{2-}(aq) =>
CrO4{2-}(aq) + 3 H2O(l) + 6 HSnO{3-}(aq) = CrO{2-}(aq) + 6 OH{-}(aq) + 6 HSnO{2-}(aq)
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g) =>
KHC4H4O6(s) + NaHCO3 = KNaC4H4O6(s) + H2O(l) + CO2(g)
Nb + HNO3 + HF = H2[NbF7] + NO + HO =>
Nb + 5 HNO3 + 7 HF = H2[NbF7] + 5 NO + 10 HO
K2Cr2O7 + KBr + H2SO4 = Br2 + H2O + KSO4 + Cr2(SO4)3 =>
K2Cr2O7 + 2 KBr + 7 H2SO4 = Br2 + 7 H2O + 4 KSO4 + Cr2(SO4)3
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s) =>
Zn(s) + Fe(NO3)3(aq) = Zn(NO3)3(aq) + Fe(s)
CuCl2 + Na3PH4 = Cu3(PH4)2 + NaCl =>
3 CuCl2 + 2 Na3PH4 = Cu3(PH4)2 + 6 NaCl
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
NH4Cl + Li = NH4 + LiCl =>
NH4Cl + Li = NH4 + LiCl
KOH + NaF = KF + NaOH =>
KOH + NaF = KF + NaOH
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
OCN{-} + H2O2 = N2 + CO2 + CO3{2-} + H2O =>
2 OCN{-} + 3 H2O2 = N2 + CO2 + CO3{2-} + 3 H2O
C6H12O6 + O2 = CO2 + H2O =>
C6H12O6 + 6 O2 = 6 CO2 + 6 H2O
Ba + CaCl2 = BaCl2 + Ca =>
Ba + CaCl2 = BaCl2 + Ca
K2MnO4 + FeSO4 + H2SO4 = MnSO4 + Fe2(SO4)3 + H2O + K2SO4 =>
K2MnO4 + 4 FeSO4 + 4 H2SO4 = MnSO4 + 2 Fe2(SO4)3 + 4 H2O + K2SO4
Na2CO3(aq) + H2O(l) = NaOH(aq) + NaHCO3(aq) =>
Na2CO3(aq) + H2O(l) = NaOH(aq) + NaHCO3(aq)
Na + MgF2 = NaF + Mg =>
2 Na + MgF2 = 2 NaF + Mg
MnO2 + HCl = MnCl2 + H2O + Cl2 =>
MnO2 + 4 HCl = MnCl2 + 2 H2O + Cl2
Na2HPO4 + Ca(OH)2 = Ca3(PO4)2 + NaOH + H2O =>
2 Na2HPO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 4 NaOH + 2 H2O
KOH(aq) + CuSO4(aq) = K2SO4(s) + Cu(OH)2(aq) =>
2 KOH(aq) + CuSO4(aq) = K2SO4(s) + Cu(OH)2(aq)
AgNO3 + Na2CO3 + HCl = AgCl + NaNO3 + AgCO3 + H2 =>
4 AgNO3 + 2 Na2CO3 + 2 HCl = 2 AgCl + 4 NaNO3 + 2 AgCO3 + H2
Al + Hg(CH3COO)2 = Al(CH3COO)3 + Hg =>
2 Al + 3 Hg(CH3COO)2 = 2 Al(CH3COO)3 + 3 Hg
Pb2O3 + CO = Pb + CO2 =>
Pb2O3 + 3 CO = 2 Pb + 3 CO2
K2S + Zn3(PO4) = K3(PO4) + Zn2S =>
3 K2S + 2 Zn3(PO4) = 2 K3(PO4) + 3 Zn2S
H3PO4 + Mg(OH)2 = Mg3(PO4)2 + H2O =>
2 H3PO4 + 3 Mg(OH)2 = Mg3(PO4)2 + 6 H2O
Ca(s) + N2(g) = Ca3N2(s) =>
3 Ca(s) + N2(g) = Ca3N2(s)
Ba(OH)2 + KHC8H8O4 = Ba(KC8H8O4)2 + H2O =>
Ba(OH)2 + 2 KHC8H8O4 = Ba(KC8H8O4)2 + 2 H2O
CuCl2 + KOH = Cu(OH)2 + KCl =>
CuCl2 + 2 KOH = Cu(OH)2 + 2 KCl
CO + NaOH = NaH + CO2 =>
CO + NaOH = NaH + CO2
H2O + MgCO3 = MgO + H2CO3 =>
H2O + MgCO3 = MgO + H2CO3
AgNO3(ag) + Cu = Ag + Cu(NO3)2(ag) =>
2 AgNO3(ag) + Cu = 2 Ag + Cu(NO3)2(ag)
C5H12 + O2 = CO + H2O =>
2 C5H12 + 11 O2 = 10 CO + 12 H2O
Pb + HCl = PbCl24 + H2 =>
Pb + 24 HCl = PbCl24 + 12 H2
XeF6 + OH{-} = Xe + XeO64{-} + F{-} + H2O =>
127 XeF6 + 768 OH{-} = 121 Xe + 6 XeO64{-} + 762 F{-} + 384 H2O
CHOHOH + O2 = CO2 + H2O =>
4 CHOHOH + 3 O2 = 4 CO2 + 6 H2O
Mg(OH)2 + FeSO4 = MgSO4 + Fe(OH)2 =>
Mg(OH)2 + FeSO4 = MgSO4 + Fe(OH)2
Sb + O = Sb4O6 =>
4 Sb + 6 O = Sb4O6
Na2S + Cl2 = NaCl + S2 =>
2 Na2S + 2 Cl2 = 4 NaCl + S2
C2H2Cl2 + H2O2 = CO2 + H2O + HCl =>
C2H2Cl2 + 4 H2O2 = 2 CO2 + 4 H2O + 2 HCl
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
CH3OH + O2 = CH2O + H2O =>
2 CH3OH + O2 = 2 CH2O + 2 H2O
phosphoricacid + Calciumhydroxide = calciumphosphate + water =>
2 H3PO4 + 3 Ca(OH)2 = Ca3(PO4)2 + 6 H2O
CO2H2O = H2CO3 =>
CO2H2O = H2CO3
CuSO4*5H2O = CuSO4 + H2O =>
CuSO4*5H2O = CuSO4 + 5 H2O
Al + H2SO4 = Al2(SO4)3 + H2 =>
2 Al + 3 H2SO4 = Al2(SO4)3 + 3 H2
Cr2O7{2-} + C2H4O{-} + H{+} = Cr{3+} + C2H4O2 + H2O =>
Cr2O7{2-} + 2 C2H4O{-} + 10 H{+} = 2 Cr{3+} + 2 C2H4O2 + 5 H2O
Fe(NO3)2 + O2 + H2O = Fe(OH)3 + HNO3 =>
4 Fe(NO3)2 + O2 + 10 H2O = 4 Fe(OH)3 + 8 HNO3
PbS + Na = Pb + Na2S =>
PbS + 2 Na = Pb + Na2S
Au{3+} + BH4{-} + H2O = Au + BO3{3-} + H{+} =>
8 Au{3+} + 3 BH4{-} + 9 H2O = 8 Au + 3 BO3{3-} + 30 H{+}
S8(l) + O2(g) = SO2(g) =>
S8(l) + 8 O2(g) = 8 SO2(g)
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Équations équilibrées sur04/21/25
Équations équilibrées sur05/21/24
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