| Équations équilibrées la veille | Équations équilibrées le lendemain |
Me4N + 5 Br = Me4NBr5
C6H5COOK + NaOH = Na2CO3 + K2CO3 + C6H6 =>
2 C6H5COOK + 2 NaOH = Na2CO3 + K2CO3 + 2 C6H6
H2O2 + K2Cr2O7 + H2SO4 = CrO5 + K2SO4 + H2O =>
4 H2O2 + K2Cr2O7 + H2SO4 = 2 CrO5 + K2SO4 + 5 H2O
C3H7NO + HNO3 = C3H6O2 + N2 + H2O =>
5 C3H7NO + 3 HNO3 = 5 C3H6O2 + 4 N2 + 4 H2O
K2SO4 + BaCl2 = BaK2 + SO4Cl2 =>
K2SO4 + BaCl2 = BaK2 + SO4Cl2
K + B{3+}� = K{+} + B =>
3 K + B{3+}� = 3 K{+} + B
NaCl + KMnO4 + KHSO4 = Na2SO4 + K2SO4 + Cl2 + MnSO4 + H2O =>
10 NaCl + 2 KMnO4 + 16 KHSO4 = 5 Na2SO4 + 9 K2SO4 + 5 Cl2 + 2 MnSO4 + 8 H2O
CsHSO3 = CsHO3 + S =>
CsHSO3 = CsHO3 + S
(CN)2 + OH{-} = CN{-} + NCO{-} + H2O =>
(CN)2 + 2 OH{-} = CN{-} + NCO{-} + H2O
C5H12 + O2 = CO2 + H2O =>
C5H12 + 8 O2 = 5 CO2 + 6 H2O
ZnO + Pb(NO3)2 = Zn(NO3)2 + Pb + O3 =>
3 ZnO + 3 Pb(NO3)2 = 3 Zn(NO3)2 + 3 Pb + O3
C7H8 + C2H5OH = C9H13OH =>
C7H8 + C2H5OH = C9H13OH
HNO3{-} + HI{-} + H{+} = NO + I2 + H2O =>
2 HNO3{-} + 2 HI{-} + 4 H{+} = 2 NO + I2 + 4 H2O
Na4SiO4 + SnCl4 = SnSiO4 + NaCl =>
Na4SiO4 + SnCl4 = SnSiO4 + 4 NaCl
P + H2O + I2 = HI + H3PO4 =>
2 P + 8 H2O + 5 I2 = 10 HI + 2 H3PO4
BaCrO4 + KI + HCl = BaCl2 + CrCl2 + KCl + H2O + I2 =>
BaCrO4 + 4 KI + 8 HCl = BaCl2 + CrCl2 + 4 KCl + 4 H2O + 2 I2
C6H4C2H6NH2 + O2 = CO2 + N2 + H2O =>
2 C6H4C2H6NH2 + 22 O2 = 16 CO2 + N2 + 12 H2O
AgNO3(aq) + I = Ag + NO3I =>
AgNO3(aq) + I = Ag + NO3I
KHSO3(aq) + HNO3(aq) = KNO3 + H2SO3 =>
KHSO3(aq) + HNO3(aq) = KNO3 + H2SO3
K2Cr2O7 + H2SO4 + FeC2O4 = K2(SO4)3 + Cr2(SO4)3 + Fe2(SO4)3 + CO2 + H2O =>
3 K2Cr2O7 + 21 H2SO4 + 2 FeC2O4 = 3 K2(SO4)3 + 3 Cr2(SO4)3 + Fe2(SO4)3 + 4 CO2 + 21 H2O
Ca + S = CaS =>
Ca + S = CaS
K2Cr2O7 = K + Cr2O7 =>
K2Cr2O7 = 2 K + Cr2O7
LiOH + KClO3 = KOH + LiClO3 =>
LiOH + KClO3 = KOH + LiClO3
CuCl2 + AgNO3 = AgCl2 + Cu(NO3) =>
CuCl2 + AgNO3 = AgCl2 + Cu(NO3)
H2O2 = HO2H =>
H2O2 = HO2H
Ag + CuSO4 = AgCuSO4 =>
Ag + CuSO4 = AgCuSO4
Na2S2O3 + HCl = S + SO2 + H2O + NaCl =>
Na2S2O3 + 2 HCl = S + SO2 + H2O + 2 NaCl
C52H112 + O2 = CO2 + H2O =>
C52H112 + 80 O2 = 52 CO2 + 56 H2O
HCl + Cu(NO3)2 = CuCl2 + HNO3 =>
2 HCl + Cu(NO3)2 = CuCl2 + 2 HNO3
C + HNO = N + CO2 + H2O =>
C + 4 HNO = 4 N + CO2 + 2 H2O
Cu2 + AsO4 = CuO + As =>
2 Cu2 + AsO4 = 4 CuO + As
NaOH + C20H14O4C2H3O2 = C2H3O2 + Na =>
16 NaOH + C20H14O4C2H3O2 = 11 C2H3O2 + 16 Na
Mg(s) + Cu(CH3COO)2(aq) = Mg(CH3COO)2(s) + Cu2(aq) =>
2 Mg(s) + 2 Cu(CH3COO)2(aq) = 2 Mg(CH3COO)2(s) + Cu2(aq)
C5H10O5 + H2O = CO2 + H{+} + e =>
C5H10O5 + 5 H2O = 5 CO2 + 20 H{+} + 20e
Ag2O(heat) = Ag + O =>
Ag2O(heat) = 2 Ag + O
OsCl4(s) + H2O(g) = OsO2(s) + HCl(g) =>
OsCl4(s) + 2 H2O(g) = OsO2(s) + 4 HCl(g)
H2S(aq) + KOH(aq) = H2O + K2S(aq) =>
H2S(aq) + 2 KOH(aq) = 2 H2O + K2S(aq)
AgCl + NH3 = Ag(NH3)2{+} + Cl{-} =>
AgCl + 2 NH3 = Ag(NH3)2{+} + Cl{-}
K(IO3) = KI + O2 =>
2 K(IO3) = 2 KI + 3 O2
Cr + CoCl2 = Co + Cr2Cl3 =>
4 Cr + 3 CoCl2 = 3 Co + 2 Cr2Cl3
As2S5 + NO3{-} + H2O = AsO4{-3} + SO4{-2} + NO + H3O{+} =>
3 As2S5 + 40 NO3{-} + 12 H2O = 6 AsO4{-3} + 15 SO4{-2} + 40 NO + 8 H3O{+}
P4O6 + I2 = P2I + P4O10 =>
5 P4O6 + 2 I2 = 4 P2I + 3 P4O10
H2CO3 + KO2 = KHCO3 + H2O + O2 =>
4 H2CO3 + 4 KO2 = 4 KHCO3 + 2 H2O + 3 O2
Ca(No3)2 + Na2S = Ca2S + Na(No3)2 =>
2 Ca(No3)2 + Na2S = Ca2S + 2 Na(No3)2
Y(NO3)3 + C5H6O4 = Y2O3 + CO2 + H2O + N2 =>
6 Y(NO3)3 + 5 C5H6O4 = 3 Y2O3 + 25 CO2 + 15 H2O + 9 N2
C2H6O + H2SO4 + KCr2O7 = Cr2(SO4)3 + K2SO4 + C2H4O2 + H2O =>
7 C2H6O + 14 H2SO4 + 4 KCr2O7 = 4 Cr2(SO4)3 + 2 K2SO4 + 7 C2H4O2 + 21 H2O
NaHCO3 + C6H12O7 = CO2 + Na3C6H5O7 + H2O =>
33 NaHCO3 + 9 C6H12O7 = 21 CO2 + 11 Na3C6H5O7 + 43 H2O
CuCl2 = Cl2 + Cu(s) =>
CuCl2 = Cl2 + Cu(s)
H2SO4 + LiOH = Li2SO4 + H2O =>
H2SO4 + 2 LiOH = Li2SO4 + 2 H2O
CaCO3 + HCl + H2O = CaCl2*6H2O + CO2 =>
CaCO3 + 2 HCl + 5 H2O = CaCl2*6H2O + CO2
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur12/19/24
Équations équilibrées sur01/18/24
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