| Équations équilibrées la veille | Équations équilibrées le lendemain |
NN + 6 XCl = 2 XXXN + 3 ClCl
Pb(NO3)2 + H2SO4 = PbSO4 + HNO3 =>
Pb(NO3)2 + H2SO4 = PbSO4 + 2 HNO3
CH3CH2COOH + CH3CH2OH = CH3CH2COOH2CH3 + H2O =>
2 CH3CH2COOH + 5 CH3CH2OH = 4 CH3CH2COOH2CH3 + H2O
AgK + CaCl(l) = AgCl + CaK =>
AgK + CaCl(l) = AgCl + CaK
(NH4)2CO3 + KOH = H2O + K2CO3 + NH3 =>
(NH4)2CO3 + 2 KOH = 2 H2O + K2CO3 + 2 NH3
NaOH + H3BO3 = Na2B4O7 + H2O =>
2 NaOH + 4 H3BO3 = Na2B4O7 + 7 H2O
CH3{-}COH = CH3{-}CH2OH =>
CH3{-}COH = CH3{-}CH2OH
Zn + HBr = ZnH + Br =>
Zn + HBr = ZnH + Br
Co3O4 + HCl = CoCl2 + Cl2 + H2O =>
Co3O4 + 8 HCl = 3 CoCl2 + Cl2 + 4 H2O
NN + XCl = XXXN + ClCl =>
NN + 6 XCl = 2 XXXN + 3 ClCl
N2O + OH{-} = NO3{-} + N2 + H2O =>
5 N2O + 2 OH{-} = 2 NO3{-} + 4 N2 + H2O
AgSCN + Na2S = Ag2S + NaSCN =>
2 AgSCN + Na2S = Ag2S + 2 NaSCN
BaF2 + H3O{+} = H2O + Ba{2+} + HF =>
BaF2 + 2 H3O{+} = 2 H2O + Ba{2+} + 2 HF
Fe3C + PbO2 + HNO3 = Pb(NO3)2 + Fe(NO3)3 + CO2 + H2O =>
2 Fe3C + 13 PbO2 + 44 HNO3 = 13 Pb(NO3)2 + 6 Fe(NO3)3 + 2 CO2 + 22 H2O
KCI + O2 = KCIO2 =>
KCI + O2 = KCIO2
C2H5NO2 + O2 = CO2 + H2O + N2 =>
4 C2H5NO2 + 9 O2 = 8 CO2 + 10 H2O + 2 N2
CoCl2 + CaCO3 = CoCO3 + CaCl2 =>
CoCl2 + CaCO3 = CoCO3 + CaCl2
BaCl2 + K2(CrO4) = BaCrO4 + KCl =>
BaCl2 + K2(CrO4) = BaCrO4 + 2 KCl
Fe(CN)3 + H2O = Fe(OH)3 + HCN =>
Fe(CN)3 + 3 H2O = Fe(OH)3 + 3 HCN
KI + FeCl3 = KCl + FeI3 =>
3 KI + FeCl3 = 3 KCl + FeI3
P2S5 + HNO3 + H2O = H2SO4 + H3PO4 + NO =>
3 P2S5 + 40 HNO3 + 4 H2O = 15 H2SO4 + 6 H3PO4 + 40 NO
Ca5(PO4)3F + SiO2 = Ca3(PO4)2 + SiF4 + CaO =>
4 Ca5(PO4)3F + SiO2 = 6 Ca3(PO4)2 + SiF4 + 2 CaO
Al + NaOH = NaOAl + H2 =>
2 Al + 2 NaOH = 2 NaOAl + H2
NH4OH + H2SO4 = (NH4)2SO4 + HOH =>
2 NH4OH + H2SO4 = (NH4)2SO4 + 2 HOH
KMnO4 + H2SO4 + Na2C2O4 = CO2 + H2O + MnSO4 + Na2SO4 + K2SO4 =>
2 KMnO4 + 8 H2SO4 + 5 Na2C2O4 = 10 CO2 + 8 H2O + 2 MnSO4 + 5 Na2SO4 + K2SO4
KMnO3 + FeCl2 + HCl = MnCl2 + FeCl3 + KCl + H2O =>
KMnO3 + 3 FeCl2 + 6 HCl = MnCl2 + 3 FeCl3 + KCl + 3 H2O
NaC6H5O + H2SO4 = Na2SO4 + C6H5OH =>
2 NaC6H5O + H2SO4 = Na2SO4 + 2 C6H5OH
CH3{-}COH = CH3{-}CH2OH =>
CH3{-}COH = CH3{-}CH2OH
K2S2O7 + Al2O3 = Al2(SO4)3 + K2SO4 =>
3 K2S2O7 + Al2O3 = Al2(SO4)3 + 3 K2SO4
NaOH + CsCl = NaCl + CsOH =>
NaOH + CsCl = NaCl + CsOH
KOH + C2H4O2 = CH3O2K = H2O =>
2 KOH + C2H4O2 = 2 CH3O2K
N2H4 + O2 = NO2 + H2O =>
N2H4 + 3 O2 = 2 NO2 + 2 H2O
CaCl{2} + KF = CaF{2} + KCl =>
CaCl{2} + KF = CaF{2} + KCl
CoCl2 + CaCO3 = CoCO3 + CaCl2 =>
CoCl2 + CaCO3 = CoCO3 + CaCl2
Na5P3O10 = Na2O + P2O5 =>
2 Na5P3O10 = 5 Na2O + 3 P2O5
Pb(NO3)2(aq) + Li2SO4(aq) = PbSO4 + Li2(NO3)2 =>
Pb(NO3)2(aq) + Li2SO4(aq) = PbSO4 + Li2(NO3)2
Ca(HSO4)2 + HCl = CaCl2 + SO3 + H2O =>
Ca(HSO4)2 + 2 HCl = CaCl2 + 2 SO3 + 2 H2O
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O =>
Na2CO3 + H2O2 = Na2O2 + CO2 + H2O
CrCl3*6H2O + Zn = CrCl2 + ZnCl2 + H2O =>
2 CrCl3*6H2O + Zn = 2 CrCl2 + ZnCl2 + 12 H2O
P(s) + O2(g) = P2O5(s) =>
4 P(s) + 5 O2(g) = 2 P2O5(s)
NH3 + H2O + Sn{2+} + Cl{-} = Sn(OH)2 + NH4Cl =>
2 NH3 + 2 H2O + Sn{2+} + 2 Cl{-} = Sn(OH)2 + 2 NH4Cl
Na3Bi + CH3Cl + C4H9Cl = BiC6H15 + NaCl =>
Na3Bi + 2 CH3Cl + C4H9Cl = BiC6H15 + 3 NaCl
[Co(H2O)6]Cl2 + HCl = H2[CoCl4] + H2O =>
[Co(H2O)6]Cl2 + 2 HCl = H2[CoCl4] + 6 H2O
BaSO4 + NaCl = Na2SO4 + BaCl2 =>
BaSO4 + 2 NaCl = Na2SO4 + BaCl2
Fe3 + HPO4 = Fe2(HPO4)3 =>
2 Fe3 + 9 HPO4 = 3 Fe2(HPO4)3
CH3{-}COH = CH3{-}CH2OH =>
CH3{-}COH = CH3{-}CH2OH
CH3COONa + HCl = CH3COOH + NaCl =>
CH3COONa + HCl = CH3COOH + NaCl
CH3CH2CHOHCH3 + Na2Cr2O7 + H2SO4 = CH3CH2COCH3 + Cr + H2O + NaS =>
13 CH3CH2CHOHCH3 + Na2Cr2O7 + 2 H2SO4 = 13 CH3CH2COCH3 + 2 Cr + 15 H2O + 2 NaS
Ag2SO4 + HNO3 = AgNO3 + H2SO4 =>
Ag2SO4 + 2 HNO3 = 2 AgNO3 + H2SO4
Br2 + S2{-} + H2O = Br{-} + SO4{2-} + H{+} =>
13 Br2 + 2 S2{-} + 16 H2O = 26 Br{-} + 4 SO4{2-} + 32 H{+}
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur07/04/24
Équations équilibrées sur08/03/23
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