| Équations équilibrées la veille |
2(NH4)3 + 3 Cr2O7 = 3 N2 + 3 Cr2O3 + 12 H2O
C2H5OC4H5O2 + NaOH = Na2CO3 + C2H5OH + C3H6O =>
C2H5OC4H5O2 + 2 NaOH = Na2CO3 + C2H5OH + C3H6O
Fe2(SO4)3 + KOH = Fe(OH)3 + (K2SO4) =>
Fe2(SO4)3 + 6 KOH = 2 Fe(OH)3 + 3(K2SO4)
Sn3P4 = Sn + P =>
Sn3P4 = 3 Sn + 4 P
ClO3{-} + As2S3 + H2O = Cl{-} + H2AsO4{-]+SO4{-2}+H{+} =>
14 ClO3{-} + 3 As2S3 + 18 H2O = 14 Cl{-} + 6 H2AsO4{-]+9SO4{-2}+24H{+}
Ag(NH3)2Cl + Zn = Zn(NH3)2Cl + Ag =>
Ag(NH3)2Cl + Zn = Zn(NH3)2Cl + Ag
Ca + YbF3 = Yb + CaF2 =>
3 Ca + 2 YbF3 = 2 Yb + 3 CaF2
Ba(NO3)2 + Na2CrO3 = BaCrO3 + NaNO3 =>
Ba(NO3)2 + Na2CrO3 = BaCrO3 + 2 NaNO3
H3NSO3 + NaOH = Na3NSO3 + H2O =>
H3NSO3 + 3 NaOH = Na3NSO3 + 3 H2O
SnO2 + Cr = CrO2 + Sn =>
SnO2 + Cr = CrO2 + Sn
Cu + Fe(C2H3O2)2 = Fe + Cu(C2H3O2)2 =>
Cu + Fe(C2H3O2)2 = Fe + Cu(C2H3O2)2
KMnO4 + CH3CH2OH + NaOH = MnO2 + CH3COONa + H3O + K =>
2 KMnO4 + 3 CH3CH2OH + 3 NaOH = 2 MnO2 + 3 CH3COONa + 4 H3O + 2 K
Al + Cr2O3 = AlO2 + Cr =>
3 Al + 2 Cr2O3 = 3 AlO2 + 4 Cr
Ni{2+} + NH3 + H2O = Ni(OH)2 + NH4{+} =>
Ni{2+} + 2 NH3 + 2 H2O = Ni(OH)2 + 2 NH4{+}
Cu3(PO4)2 + Co2(SO4)3 = CoPO4 + CuSO4 =>
Cu3(PO4)2 + Co2(SO4)3 = 2 CoPO4 + 3 CuSO4
C3H6O3 + C2H5OH = C5H10O3 + H2O =>
C3H6O3 + C2H5OH = C5H10O3 + H2O
C2H2O4 + KMnO4 = CO2 + C2O4K2 + MnO2 + H2O =>
4 C2H2O4 + 2 KMnO4 = 6 CO2 + C2O4K2 + 2 MnO2 + 4 H2O
C6H12O6 = C3H6O3 =>
C6H12O6 = 2 C3H6O3
Xt + Z2 = Xt2Z3 =>
4 Xt + 3 Z2 = 2 Xt2Z3
SiO2 + HCl = SiCl4 + H + O2 =>
SiO2 + 4 HCl = SiCl4 + 4 H + O2
KNO3 + S8 = K2SO4 + NO =>
16 KNO3 + S8 = 8 K2SO4 + 16 NO
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
H2SeO3 + HBr = Se + Br + H2O =>
H2SeO3 + 4 HBr = Se + 4 Br + 3 H2O
Be(s) + O2(g) = BeO =>
2 Be(s) + O2(g) = 2 BeO
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
BaCO3 + HNO2 = CO2 + H2O + Ba(NO2)2 =>
BaCO3 + 2 HNO2 = CO2 + H2O + Ba(NO2)2
NaOH + PO = Na2PO2 + H2O =>
2 NaOH + PO = Na2PO2 + H2O
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(s) + NH4NO3(aq) =>
Ba(NO3)2(aq) + (NH4)2CO3(aq) = BaCO3(s) + 2 NH4NO3(aq)
SO2 + Na2O = Na2SO3 =>
SO2 + Na2O = Na2SO3
HNO3 + C3H7NO2 = CH3OH + CO2 + N2H2O =>
12 HNO3 + 10 C3H7NO2 = 15 CH3OH + 15 CO2 + 11 N2H2O
CH3CH2CH2MgCl + CdCl2 = (CH3CH2CH2)2Cd + MgCl2 =>
2 CH3CH2CH2MgCl + CdCl2 = (CH3CH2CH2)2Cd + 2 MgCl2
CuSO4 + SrNO2 = CuNO2 + SrSO4 =>
CuSO4 + SrNO2 = CuNO2 + SrSO4
Na2Co3 + Sr(OH)2 = SrCo3 + Na(OH) =>
Na2Co3 + Sr(OH)2 = SrCo3 + 2 Na(OH)
CH3COOH + SOCl2 = CH3COCl + H2O + SO2 =>
2 CH3COOH + SOCl2 = 2 CH3COCl + H2O + SO2
BaFeO4 + HCl = Cl2 + FeCl3 + BaCl2 + H2O =>
2 BaFeO4 + 16 HCl = 3 Cl2 + 2 FeCl3 + 2 BaCl2 + 8 H2O
FeSO4 + NaOH = Fe(OH)2 + Na2SO4 =>
FeSO4 + 2 NaOH = Fe(OH)2 + Na2SO4
CaCO3(s) + HCl(aq) = CaCl2(s) + CO2(g) + H2O(l) =>
CaCO3(s) + 2 HCl(aq) = CaCl2(s) + CO2(g) + H2O(l)
Br2O7 + NaOH = NaBrO4 + H2O =>
Br2O7 + 2 NaOH = 2 NaBrO4 + H2O
Li(OH)2 + HNO3 = H2O + Li(NO3)2 =>
Li(OH)2 + 2 HNO3 = 2 H2O + Li(NO3)2
B2Br6 + HNO3 = B(NO3)3 + HBr =>
B2Br6 + 6 HNO3 = 2 B(NO3)3 + 6 HBr
Ti + Au + Sn = TiAuSn =>
Ti + Au + Sn = TiAuSn
Ca(OH)2 + HNO3 = Ca(NO3)2 + H2O =>
Ca(OH)2 + 2 HNO3 = Ca(NO3)2 + 2 H2O
Zn(OH)2 = Zn + H2O2 =>
Zn(OH)2 = Zn + H2O2
HNO3 + Al(OH)3 = Al(NO3)3 + H2O =>
3 HNO3 + Al(OH)3 = Al(NO3)3 + 3 H2O
K2O + HCIO4 = KCIO4 + H2O =>
K2O + 2 HCIO4 = 2 KCIO4 + H2O
NaCl + H2(SO4) = NaH(SO4) + HCl =>
NaCl + H2(SO4) = NaH(SO4) + HCl
ThOCO3 + Na2CO3 + H2O = Na4[Th(CO3)4] + NaOH =>
ThOCO3 + 3 Na2CO3 + H2O = Na4[Th(CO3)4] + 2 NaOH
Fe{2+} + Cu = Fe + Cu{+} =>
Fe{2+} + 2 Cu = Fe + 2 Cu{+}
CuSO4 + PbCl2 = CuCl2 + Pb2(SO4)2 =>
2 CuSO4 + 2 PbCl2 = 2 CuCl2 + Pb2(SO4)2
HNO3 + NaOH = NaNO3 + H2O =>
HNO3 + NaOH = NaNO3 + H2O
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Équations équilibrées sur10/30/24
Équations équilibrées sur11/29/23
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