| Équations équilibrées la veille | Équations équilibrées le lendemain |
2 NH3 + 3 Br2 = N2 + 6 HBr
C6H4(COOH)COOK(aq) + NaOH(aq) = C6H4(COONa)COOK(aq) + H2O(l) =>
C6H4(COOH)COOK(aq) + NaOH(aq) = C6H4(COONa)COOK(aq) + H2O(l)
P4 + NaOH = POH + Na =>
P4 + 4 NaOH = 4 POH + 4 Na
PBr3 = P + Br2 =>
2 PBr3 = 2 P + 3 Br2
S8 + OH{-} = S2{-} + S2O32{-} + H2O =>
16 S8 + 64 OH{-} = 63 S2{-} + S2O32{-} + 32 H2O
C3H6 + HF = C3H7F =>
C3H6 + HF = C3H7F
H2SO3 + HNO2 = H2SO4 + NO + H2O =>
H2SO3 + 2 HNO2 = H2SO4 + 2 NO + H2O
F2 + CsI = CsF + I2 =>
F2 + 2 CsI = 2 CsF + I2
KIO3 + Na2SO3 = KI + Na2SO4 =>
KIO3 + 3 Na2SO3 = KI + 3 Na2SO4
C4H18O + O2 = CO2 + H2O =>
C4H18O + 8 O2 = 4 CO2 + 9 H2O
IO3{-} + Re + H2O = ReO4{-} + I{-} + H{+} =>
7 IO3{-} + 6 Re + 3 H2O = 6 ReO4{-} + 7 I{-} + 6 H{+}
NH4Cl(s) + NaOH(aq) = NaCl(aq) + NH4OH(aq) =>
NH4Cl(s) + NaOH(aq) = NaCl(aq) + NH4OH(aq)
Al2O3 + Na2SO3 = Al2(SO3)3 + Na2O =>
Al2O3 + 3 Na2SO3 = Al2(SO3)3 + 3 Na2O
Fe + BaO = Fe2O3 + Ba =>
2 Fe + 3 BaO = Fe2O3 + 3 Ba
Te + H2SO4 = Te2(SO4)3 + H2 =>
2 Te + 3 H2SO4 = Te2(SO4)3 + 3 H2
CuCl2 + H3PO4 = Cu3(PO4)2 + HCl =>
3 CuCl2 + 2 H3PO4 = Cu3(PO4)2 + 6 HCl
Re2O7 + H2O = HReO4 =>
Re2O7 + H2O = 2 HReO4
C3H7OH + O2 = CO + H2O =>
C3H7OH + 3 O2 = 3 CO + 4 H2O
CrO4{-2} + Fe(OH)2 + H2O = CrO2{-} + Fe(OH)3 + OH{-} =>
CrO4{-2} + 3 Fe(OH)2 + 2 H2O = CrO2{-} + 3 Fe(OH)3 + OH{-}
As + Cl = AsCl =>
As + Cl = AsCl
HClO4 + NaHCO3 = NaClO4 + H2O + CO2 =>
HClO4 + NaHCO3 = NaClO4 + H2O + CO2
Mn{2+} + H2O = Mn2O3 + H{+} + e =>
2 Mn{2+} + 3 H2O = Mn2O3 + 6 H{+} + 2e
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + NH4(C2H3O2) =>
Pb(C2H3O2)2 + (NH4)2SO4 = PbSO4 + 2 NH4(C2H3O2)
C6H8O7 + BaCO3 = C12H10Ba3O14 + CO2 + H2O =>
2 C6H8O7 + 3 BaCO3 = C12H10Ba3O14 + 3 CO2 + 3 H2O
C10H8(s) + O2(g) = CO2(g) + H2O(i) =>
C10H8(s) + 12 O2(g) = 10 CO2(g) + 4 H2O(i)
C6H10O + HNO3 = C4H6O4 + N2O + H2O =>
8 C6H10O + 22 HNO3 = 12 C4H6O4 + 11 N2O + 15 H2O
Na + N2 = Na3N = =>
6 Na + N2 = 2 Na3N
NaMnO4 = Na + Mn + O =>
NaMnO4 = Na + Mn + 4 O
C2H4O2 + NaCl = C2H3NaO2 + HCl =>
C2H4O2 + NaCl = C2H3NaO2 + HCl
NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2 =>
2 NaOH(aq) + CuSO4(aq) = Na2SO4(aq) + Cu(OH)2
Pb(NO3)2 = Pb + NO2 + O2 =>
Pb(NO3)2 = Pb + 2 NO2 + O2
CaCO3 + H2O = Ca(OH)2 + CO2 =>
CaCO3 + H2O = Ca(OH)2 + CO2
CuSO4*5H2O + KI = Cu2I2 + I2 + K2SO4 + H2O =>
2 CuSO4*5H2O + 4 KI = Cu2I2 + I2 + 2 K2SO4 + 10 H2O
KBr + Cl + KOH = KBrO3 + ClK + H2O =>
KBr + 6 Cl + 6 KOH = KBrO3 + 6 ClK + 3 H2O
BaO(aq) + H2O(l) = Ba(OH)2 =>
BaO(aq) + H2O(l) = Ba(OH)2
N2 + S2 = NS =>
N2 + S2 = 2 NS
Cr(OH)3 + ClO{-} + OH{-} = CrO4{-2} + Cl{-} + H2O =>
2 Cr(OH)3 + 3 ClO{-} + 4 OH{-} = 2 CrO4{-2} + 3 Cl{-} + 5 H2O
BaCl2 + K2CrO4 = BaCrO4 + KCl =>
BaCl2 + K2CrO4 = BaCrO4 + 2 KCl
Ag(s) + H2SO4(aq) = AgSO4(aq) + H2(g) =>
Ag(s) + H2SO4(aq) = AgSO4(aq) + H2(g)
C3H8O(l) + O2(g) = CO + H2O =>
C3H8O(l) + 3 O2(g) = 3 CO + 4 H2O
Ba(NO3)2 + H3PO4 = Ba3(PO4)2 + HNO3 =>
3 Ba(NO3)2 + 2 H3PO4 = Ba3(PO4)2 + 6 HNO3
NH4Cl + NaHCO3 = NH3 + H2CO3 + NaCl =>
NH4Cl + NaHCO3 = NH3 + H2CO3 + NaCl
S2O3 = S + SO2 =>
2 S2O3 = S + 3 SO2
Hg + Cd(NO3)2 = HgNO3 + Cd =>
2 Hg + Cd(NO3)2 = 2 HgNO3 + Cd
NH3 + CoCl2 = CoH3 + NCl2 =>
NH3 + CoCl2 = CoH3 + NCl2
NH4Cl + K2(HgI4) + KOH = Hg2NI + KI + KCl + H2O =>
NH4Cl + 2 K2(HgI4) + 4 KOH = Hg2NI + 7 KI + KCl + 4 H2O
Cu + (NO3){-} + H{+} = Cu{2+} + NO2 + H2O =>
Cu + 2(NO3){-} + 4 H{+} = Cu{2+} + 2 NO2 + 2 H2O
K2ZnO2 + H2O = Zn(OH)2 + KOH =>
K2ZnO2 + 2 H2O = Zn(OH)2 + 2 KOH
HNO3 + Fe = Fe(NO3)2 + N2 + H2O =>
12 HNO3 + 5 Fe = 5 Fe(NO3)2 + N2 + 6 H2O
CuSO4 + Na2O = Na2(SO4)2 + Cu2O =>
2 CuSO4 + Na2O = Na2(SO4)2 + Cu2O
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/22/24
Équations équilibrées sur11/21/23
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