| Équations équilibrées la veille | Équations équilibrées le lendemain |
3 KNO2 + K2Cr2O7 + 4 H2SO4 = 3 KNO3 + K2SO4 + Cr2(SO4)3 + 4 H2O
KClO3 + MnO + KOH = K2MnO4 + KCl + H2O =>
2 KClO3 + 3 MnO + 6 KOH = 3 K2MnO4 + 2 KCl + 3 H2O
Cl2 + FeSO4 + KOH = Fe(OH)3 + KCl + K2SO4 =>
Cl2 + 2 FeSO4 + 6 KOH = 2 Fe(OH)3 + 2 KCl + 2 K2SO4
Au + Fe2O3 = Fe + Au2O =>
6 Au + Fe2O3 = 2 Fe + 3 Au2O
ReCl5 + H2O = Re2Cl9{-} + ReO4{-} + Cl{-} + H{+} =>
3 ReCl5 + 4 H2O = Re2Cl9{-} + ReO4{-} + 6 Cl{-} + 8 H{+}
H2O + O{2-} = O{-} + H2O{-} =>
H2O + O{2-} = O{-} + H2O{-}
SiOH + CO2 = SiO2 + H2O + SiC2 =>
4 SiOH + 2 CO2 = 3 SiO2 + 2 H2O + SiC2
CaWO4 + HCl = CaCl2 + H2WO4 =>
CaWO4 + 2 HCl = CaCl2 + H2WO4
Fe + HNO3 + H2SO4 = FeSO4 + NO2 + H2O =>
Fe + 2 HNO3 + H2SO4 = FeSO4 + 2 NO2 + 2 H2O
FeO + Mg = Fe + MgO =>
FeO + Mg = Fe + MgO
SbH3 = Sb + H =>
SbH3 = Sb + 3 H
Zn(NO3)2*6H2O + NaOH = ZnO + Na(NO3) + H2O =>
Zn(NO3)2*6H2O + 2 NaOH = ZnO + 2 Na(NO3) + 7 H2O
(NH4)2S + K2CrO4 + KOH + H2O = S + K3[Cr(OH)6] + NH3*H2O =>
3(NH4)2S + 2 K2CrO4 + 2 KOH + 8 H2O = 3 S + 2 K3[Cr(OH)6] + 6 NH3*H2O
NO2Cl(g) = NO2(g) + Cl2(g) =>
2 NO2Cl(g) = 2 NO2(g) + Cl2(g)
H2S + Sn(OH)2 = SnS + H2O =>
H2S + Sn(OH)2 = SnS + 2 H2O
CrOH3 + KClO3 + KOH = K2Cr2O7 + KCl + H2O =>
6 CrOH3 + 7 KClO3 + 6 KOH = 3 K2Cr2O7 + 7 KCl + 12 H2O
NiS + Na = Na2S + Ni =>
NiS + 2 Na = Na2S + Ni
CH3OH(l) + O2 = CO2(g) + H2O(l) =>
2 CH3OH(l) + 3 O2 = 2 CO2(g) + 4 H2O(l)
H2(g) + Cl2 = HCl(g) =>
H2(g) + Cl2 = 2 HCl(g)
Ca(s) + NH3(g) = CaH2(s) + Ca3N2(g) =>
6 Ca(s) + 2 NH3(g) = 3 CaH2(s) + Ca3N2(g)
C6H5(CH3) + KMnO4 + H2SO4 = C6H5(COOH) + MnSO4 + K2SO4 + H2O =>
5 C6H5(CH3) + 6 KMnO4 + 9 H2SO4 = 5 C6H5(COOH) + 6 MnSO4 + 3 K2SO4 + 14 H2O
H2S + NaOCl = NaCl + H2O + S =>
H2S + NaOCl = NaCl + H2O + S
Al2O3 + Cs2O = CsO + Al =>
Al2O3 + 3 Cs2O = 6 CsO + 2 Al
(NH4)2Fe(SO4)2 = NH4 + Fe + SO4 =>
(NH4)2Fe(SO4)2 = 2 NH4 + Fe + 2 SO4
BaCl2 + K2(SO4) = BaSO4 + KCl =>
BaCl2 + K2(SO4) = BaSO4 + 2 KCl
Ba + HBr = BaBr2 + H =>
Ba + 2 HBr = BaBr2 + 2 H
Cl2O + Cr(OH)3 = Cr(ClO)3 + H2O =>
3 Cl2O + 2 Cr(OH)3 = 2 Cr(ClO)3 + 3 H2O
MgSO3(s) + HCl(aq) = MgCl2(aq) + H2O(l) + SO2(g) =>
MgSO3(s) + 2 HCl(aq) = MgCl2(aq) + H2O(l) + SO2(g)
KMnO4 + H2S + HNO3 = Mn(NO3)2 + H2SO4 + KNO3 + H2O =>
8 KMnO4 + 5 H2S + 24 HNO3 = 8 Mn(NO3)2 + 5 H2SO4 + 8 KNO3 + 12 H2O
CH3CH2OH + O2(g) = H2O(l) + CH3COOH(aq) =>
CH3CH2OH + O2(g) = H2O(l) + CH3COOH(aq)
HCOOH + Cu = (HCOO)2Cu + H2 =>
2 HCOOH + Cu = (HCOO)2Cu + H2
(NH4)2Fe(SO4)2 = NH4 + Fe + SO4 =>
(NH4)2Fe(SO4)2 = 2 NH4 + Fe + 2 SO4
H2SnO3 + NaOH + H2O = Na2Sn(OH)6 =>
H2SnO3 + 2 NaOH + H2O = Na2Sn(OH)6
C18H3402 + O2 = CO2 + H2O =>
2 C18H3402 + 1737 O2 = 36 CO2 + 3402 H2O
HCOOH + K2S = H2S + KCOOK =>
HCOOH + K2S = H2S + KCOOK
CuCl2 + H2SO4 = CuSO4 + H2Cl2 =>
CuCl2 + H2SO4 = CuSO4 + H2Cl2
C2H5OH + Br2 = C2H5Br + HBr + O =>
C2H5OH + Br2 = C2H5Br + HBr + O
C7H14 + KMnO4 + H2O = C7H16O2 + MnO2 + KOH =>
3 C7H14 + 2 KMnO4 + 4 H2O = 3 C7H16O2 + 2 MnO2 + 2 KOH
HClO4(aq) + H2O(l) = H3O + ClO4 =>
HClO4(aq) + H2O(l) = H3O + ClO4
Nb + H2SO4 + K2CrO4 = Nb2(SO4)5 + K2SO4 + H2O + Cr2(SO4)3 =>
6 Nb + 40 H2SO4 + 10 K2CrO4 = 3 Nb2(SO4)5 + 10 K2SO4 + 40 H2O + 5 Cr2(SO4)3
C2H5N + O2 = N2 + CO2 + H2O =>
4 C2H5N + 13 O2 = 2 N2 + 8 CO2 + 10 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
NaCN + Ca(OCl)2 + NaOH = N2 + CO2 + NaCl + H2O + Ca =>
6 NaCN + 5 Ca(OCl)2 + 4 NaOH = 3 N2 + 6 CO2 + 10 NaCl + 2 H2O + 5 Ca
NaHCO3 + Ca(OH)2 = CaCO3 + NaOH + H2O =>
NaHCO3 + Ca(OH)2 = CaCO3 + NaOH + H2O
Pb + SO2 = PbS + O2 =>
Pb + SO2 = PbS + O2
CuS(s) + HBr(aq) = CuBr2(aq) + H2S(g) =>
CuS(s) + 2 HBr(aq) = CuBr2(aq) + H2S(g)
Zn{2+}(aq) + Ag(s) = Zn(s) + Ag{+}(aq) =>
Zn{2+}(aq) + 2 Ag(s) = Zn(s) + 2 Ag{+}(aq)
Mg + H(OH) = Mg(OH)2 + H2 =>
Mg + 2 H(OH) = Mg(OH)2 + H2
NH4Cl + Cu = CuCl2 + NH4 =>
2 NH4Cl + Cu = CuCl2 + 2 NH4
Fe2(SO4)3 + Al = Al2(SO4)3 + Fe =>
Fe2(SO4)3 + 2 Al = Al2(SO4)3 + 2 Fe
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur10/23/24
Équations équilibrées sur11/22/23
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