| Équations équilibrées la veille | Équations équilibrées le lendemain |
Pb + KOH + 2 H2O = K[Pb(OH)3] + H2
Ag + O3 = Ag2O3 =>
2 Ag + O3 = Ag2O3
Ag(s) + HNO2(aq) = AgNO3(aq) + H2O + NO(g) =>
Ag(s) + 4 HNO2(aq) = AgNO3(aq) + 2 H2O + 3 NO(g)
NaCH3COO + HCl = NaCl + CH3COOH =>
NaCH3COO + HCl = NaCl + CH3COOH
S + BaCl2 = SCl2 + Ba =>
S + BaCl2 = SCl2 + Ba
S8 + O2 = SO2 =>
S8 + 8 O2 = 8 SO2
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) =>
HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l)
PO4 + HCl = H3PO4 + Cl2 =>
2 PO4 + 6 HCl = 2 H3PO4 + 3 Cl2
SO2 + Fe = FeS2 + O2 =>
2 SO2 + Fe = FeS2 + 2 O2
CrO3 + C + H2O = CO2 + Cr(OH)3 =>
4 CrO3 + 3 C + 6 H2O = 3 CO2 + 4 Cr(OH)3
Mn + HBr = MnBr2 + H2 =>
Mn + 2 HBr = MnBr2 + H2
Mg + HBr = H + MgBr2 =>
Mg + 2 HBr = 2 H + MgBr2
NaHSO3 + HCl = SO2 + H2O + NaCl =>
NaHSO3 + HCl = SO2 + H2O + NaCl
K2Cr2O7 + H2O2 = Cr2O3 + O2 + KOH =>
K2Cr2O7 + H2O2 = Cr2O3 + 2 O2 + 2 KOH
PbCl2 + NaOH = Na2[Pb(OH)4] + NaCl =>
PbCl2 + 4 NaOH = Na2[Pb(OH)4] + 2 NaCl
B(s) + O2(g) = B2O3 =>
4 B(s) + 3 O2(g) = 2 B2O3
AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + (NH4)NO3 =>
2 AgNO3(aq) + (NH4)2SO4(aq) = Ag2SO4 + 2(NH4)NO3
K2S(aq) + Pb(NO3)2 = PbS(s) + KNO3(aq) =>
K2S(aq) + Pb(NO3)2 = PbS(s) + 2 KNO3(aq)
CuO + C = Cu + CO =>
CuO + C = Cu + CO
Hg2(NO3)2 + NaOH = Hg2OH + Na(NO3)2 =>
Hg2(NO3)2 + NaOH = Hg2OH + Na(NO3)2
N2H4 + H2O = NH3 + NO2 =>
7 N2H4 + 4 H2O = 12 NH3 + 2 NO2
NaNO2 + KMnO4 + NaOH = K2MnO4 + NaMnO4 + NaNO3 + H2O =>
NaNO2 + 4 KMnO4 + 2 NaOH = 2 K2MnO4 + 2 NaMnO4 + NaNO3 + H2O
Na3VO4 + HCl = V2O5 + NaCl + H2O =>
2 Na3VO4 + 6 HCl = V2O5 + 6 NaCl + 3 H2O
NiCl2 + O = NiO + Cl2O7 =>
NiCl2 + 8 O = NiO + Cl2O7
Ba(NO3)2 + KH2PO4 = BaH2PO4 + K(NO3)2 =>
Ba(NO3)2 + KH2PO4 = BaH2PO4 + K(NO3)2
CH3OH + NH3 = CH3O{-} + NH4{+} =>
CH3OH + NH3 = CH3O{-} + NH4{+}
C + HO = CHO =>
C + HO = CHO
K2(CrO4) + AgNO3 = K(NO3) + Ag2(CrO4) =>
K2(CrO4) + 2 AgNO3 = 2 K(NO3) + Ag2(CrO4)
Cr{+6} + {-3} = Cr{+3} =>
Cr{+6} + {-3} = Cr{+3}
C2H6O + KMnO4 = C2H4O + H2O + KOH + MnO2 =>
3 C2H6O + 2 KMnO4 = 3 C2H4O + 2 H2O + 2 KOH + 2 MnO2
HCl + K2SO3 = H2SO3 + KCl =>
2 HCl + K2SO3 = H2SO3 + 2 KCl
C3H7Br + NaOH = C3H6 + NaBr + H2O =>
C3H7Br + NaOH = C3H6 + NaBr + H2O
MnSO4 + KClO3 + KOH = K2MnO4 + KCl + K2SO4 + H2O =>
3 MnSO4 + 2 KClO3 + 12 KOH = 3 K2MnO4 + 2 KCl + 3 K2SO4 + 6 H2O
FeCl2 + Br2 = FeBr2 + Cl =>
FeCl2 + Br2 = FeBr2 + 2 Cl
CO2 + Al = Al2O3 + C =>
3 CO2 + 4 Al = 2 Al2O3 + 3 C
KSCN + H2O = K2O + HSCN =>
2 KSCN + H2O = K2O + 2 HSCN
CaO + CO2 = CaCO3 =>
CaO + CO2 = CaCO3
Fe + Cu2(NO3)2 = Fe(NO3)3 + Cu =>
2 Fe + 3 Cu2(NO3)2 = 2 Fe(NO3)3 + 6 Cu
CuBr2 + H2O = CuO + HBr =>
CuBr2 + H2O = CuO + 2 HBr
NH4 + Cr3O7 = Cr2O3 + N2 + H2O =>
10 NH4 + 8 Cr3O7 = 12 Cr2O3 + 5 N2 + 20 H2O
Hg2SO4 + NaOH = HgOH + Na2SO4 =>
Hg2SO4 + 2 NaOH = 2 HgOH + Na2SO4
MnO2(c) + HCl(aq) = MnCl2(aq) + Cl2(g) + H2O(l) =>
MnO2(c) + 4 HCl(aq) = MnCl2(aq) + Cl2(g) + 2 H2O(l)
(NH4)2S(aq) + SrCl2(aq) = NH4Cl + SrS =>
(NH4)2S(aq) + SrCl2(aq) = 2 NH4Cl + SrS
Mg + LiF = MgF2 + Li =>
Mg + 2 LiF = MgF2 + 2 Li
C6H6 + HNO3 = C6H5NO2 + H2O =>
C6H6 + HNO3 = C6H5NO2 + H2O
MnO2 + Na2SO3 + HCl = MnCl2 + Na2SO4 + H2O =>
MnO2 + Na2SO3 + 2 HCl = MnCl2 + Na2SO4 + H2O
Ag + KOH = Ag(OH)2 + K =>
Ag + 2 KOH = Ag(OH)2 + 2 K
C2H5OH + CuO = CH3CHO + Cu + H2O =>
C2H5OH + CuO = CH3CHO + Cu + H2O
C6H14 + Cl2 = CCl2 + HCl =>
C6H14 + 13 Cl2 = 6 CCl2 + 14 HCl
Ni2O3 + CO = NiO + CO2 =>
Ni2O3 + CO = 2 NiO + CO2
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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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