| Équations équilibrées la veille |
HOOCCH2CH2COOH + Ca(OH)2 = (COO)2Ca + 2 CH3OH
HN + Zn = Zn3N2 + H2 =>
2 HN + 3 Zn = Zn3N2 + H2
Ba(MnO4)2 + FeC2O4 + H2SO4 = BaSO4 + MnSO4 + Fe2(SO4)3 + H2O + CO2 =>
3 Ba(MnO4)2 + 10 FeC2O4 + 24 H2SO4 = 3 BaSO4 + 6 MnSO4 + 5 Fe2(SO4)3 + 24 H2O + 20 CO2
H2S + PbO2 = SO2 + PbS + H2O =>
4 H2S + 3 PbO2 = SO2 + 3 PbS + 4 H2O
CH3{-}CH3 + Cl2 = CH2Cl{-}CH2Cl + HCl =>
CH3{-}CH3 + Cl2 = CH2Cl{-}CH2Cl + HCl
FeCl3 + Na3ArO4 = FeArO4 + NaCl =>
FeCl3 + Na3ArO4 = FeArO4 + 3 NaCl
NaOH + Fe2(SO4)3 = Fe(OH)3 + Na2SO4 =>
6 NaOH + Fe2(SO4)3 = 2 Fe(OH)3 + 3 Na2SO4
WCl6 + SbF5 = WF6 + SbF3Cl2 =>
WCl6 + 3 SbF5 = WF6 + 3 SbF3Cl2
MnO2 + NaBiO3 + NaOH = Na2MnO4 + Bi + H2O =>
5 MnO2 + 2 NaBiO3 + 8 NaOH = 5 Na2MnO4 + 2 Bi + 4 H2O
NaHCO3 + C6H8O7 = Na3(C6H8O7)2 + CO2 + H2O =>
18 NaHCO3 + 13 C6H8O7 = 6 Na3(C6H8O7)2 + 24 CO2 + 13 H2O
PtBr4 + Cl2 = Pt + ClBr2 =>
PtBr4 + Cl2 = Pt + 2 ClBr2
NaHCO3(s) + Ca(OH)2(aq) = Na2O(aq) + CaCO3(s) + H2O(l) =>
2 NaHCO3(s) + 2 Ca(OH)2(aq) = Na2O(aq) + 2 CaCO3(s) + 3 H2O(l)
Cs2O2 + H2O = CsOH + O2 =>
2 Cs2O2 + 2 H2O = 4 CsOH + O2
Co7 + Zn7 + Mn6 = Co7Zn7Mn6 =>
Co7 + Zn7 + Mn6 = Co7Zn7Mn6
AgNO3(aq) + NH4I(aq) = AgI(s) + NH4(NO3)(aq) =>
AgNO3(aq) + NH4I(aq) = AgI(s) + NH4(NO3)(aq)
Mg + H2O = H2 + (MgOH)2 =>
2 Mg + 2 H2O = H2 + (MgOH)2
C4H6O6 + Al(OH)3 = Al(OH)6 + C =>
C4H6O6 + 2 Al(OH)3 = 2 Al(OH)6 + 4 C
MgCl2 + (NH4)2CO3 = MgCO3 + NH4Cl =>
MgCl2 + (NH4)2CO3 = MgCO3 + 2 NH4Cl
Ca(OH)2 + H2(CrO4) = H2O + Ca2(CrO4)2 =>
2 Ca(OH)2 + 2 H2(CrO4) = 4 H2O + Ca2(CrO4)2
MgSe + F = MgF + Se =>
MgSe + F = MgF + Se
C6H6N + H2O = C6H7N + OH =>
C6H6N + H2O = C6H7N + OH
FeBr3 + MgS = FeS + Br3Mg =>
FeBr3 + MgS = FeS + Br3Mg
N2O + HCl = NCl + H2O =>
N2O + 2 HCl = 2 NCl + H2O
La2O3 + Al = Al2O3 + La =>
La2O3 + 2 Al = Al2O3 + 2 La
Cr(H2O)6{3+} + OH{-} = Cr(OH)4{-} + H2O =>
Cr(H2O)6{3+} + 4 OH{-} = Cr(OH)4{-} + 6 H2O
Pb(OH)4 = Pb2O4 + H2O =>
2 Pb(OH)4 = Pb2O4 + 4 H2O
Pb(NO3)2 + Rb = Pb + Rb(NO3)2 =>
Pb(NO3)2 + Rb = Pb + Rb(NO3)2
K2Cr2O7 + KNO2 + H2SO4 = KNO3 + Cr(SO4)3 + K2SO4 + H202 =>
101 K2Cr2O7 + 707 KNO2 + 707 H2SO4 = 707 KNO3 + 202 Cr(SO4)3 + 101 K2SO4 + 7 H202
NH4NO3 = N2O + H2O =>
NH4NO3 = N2O + 2 H2O
CH3COOC17H21NO4 + H3BO3 = CH3COOH + (C17H21NO4)3BO3 =>
3 CH3COOC17H21NO4 + H3BO3 = 3 CH3COOH + (C17H21NO4)3BO3
C2H5OH + KMnO4 + H2SO4 = MnSO4 + K2SO4 + C2H4O + H2O =>
5 C2H5OH + 2 KMnO4 + 3 H2SO4 = 2 MnSO4 + K2SO4 + 5 C2H4O + 8 H2O
Pt + Pb = PtPb4 =>
Pt + 4 Pb = PtPb4
CdCl2 + Na2C2O4 = CdC2O4 + NaCl =>
CdCl2 + Na2C2O4 = CdC2O4 + 2 NaCl
Pb(NO3)2 + BaCl2 = PbCl2 + (NO3)2 + Ba =>
Pb(NO3)2 + BaCl2 = PbCl2 + (NO3)2 + Ba
CH3CH2OH + Cr2O7{3+} + H{+} = CH3CHO + Cr{3+} + H2O =>
11 CH3CH2OH + 2 Cr2O7{3+} + 6 H{+} = 11 CH3CHO + 4 Cr{3+} + 14 H2O
Co(NO3)2 + NaOH = CoOHNO3 + NaNO3 =>
Co(NO3)2 + NaOH = CoOHNO3 + NaNO3
CdBr2(aq) + Na2S(aq) = CdS + Br2Na2 =>
CdBr2(aq) + Na2S(aq) = CdS + Br2Na2
Si + HCl = SiH4 + Cl2 =>
Si + 4 HCl = SiH4 + 2 Cl2
NaHCO3 + SO2 = Na2SO3 + H2O + CO2 =>
2 NaHCO3 + SO2 = Na2SO3 + H2O + 2 CO2
Fe(NO3)3(aq) + NaI(aq) = NaNO3(aq) + FeI3(s) =>
Fe(NO3)3(aq) + 3 NaI(aq) = 3 NaNO3(aq) + FeI3(s)
Na(HCO3)2 + CH3COOH = C2H3NaO2 + H2O + CO2 =>
8 Na(HCO3)2 + 9 CH3COOH = 8 C2H3NaO2 + 14 H2O + 18 CO2
CaCl2 + Fe2(SO4)3 = CaSO4 + FeCl3 =>
3 CaCl2 + Fe2(SO4)3 = 3 CaSO4 + 2 FeCl3
Zn + K2O = K2ZnO =>
Zn + K2O = K2ZnO
C7H304 + O2 = CO2 + H2O =>
C7H304 + 83 O2 = 7 CO2 + 152 H2O
SrCO3 + H2PO4 + HCl = Sr5(PO4)3Cl + H2CO3 + HCO3 =>
5 SrCO3 + 3 H2PO4 + HCl = Sr5(PO4)3Cl + 2 H2CO3 + 3 HCO3
S6H2 + H2O = S6{2-} + H3O{+} =>
S6H2 + 2 H2O = S6{2-} + 2 H3O{+}
MgSO4*H2O + Ca(C2H3O2)2*H2O = CaSO4(s) + Mg(C2H3O2)2 + H2O =>
MgSO4*H2O + Ca(C2H3O2)2*H2O = CaSO4(s) + Mg(C2H3O2)2 + 2 H2O
Al(NO3)3 + (NH4)3PO4 = AlPO4 + (NH4)3(NO3)3 =>
Al(NO3)3 + (NH4)3PO4 = AlPO4 + (NH4)3(NO3)3
Ba(OH)2 + H2SO4 = Ba(H2SO4)2 + OH =>
Ba(OH)2 + 2 H2SO4 = Ba(H2SO4)2 + 2 OH
Cu(NO3)2*3H2O = CuO + N2O5 + H2O =>
Cu(NO3)2*3H2O = CuO + N2O5 + 3 H2O
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Équations équilibrées sur01/29/25
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