| Équations équilibrées la veille | Équations équilibrées le lendemain |
NH4 + HCl = NH + H4Cl
AlBr3 + K2SO4 = KBr + Al2(SO4)3 =>
2 AlBr3 + 3 K2SO4 = 6 KBr + Al2(SO4)3
C7H5NO4 + H2 = C7H7NO2 + H2O =>
C7H5NO4 + 3 H2 = C7H7NO2 + 2 H2O
C7H5NO4 + O2 = CO2 + H2O + NO2 =>
4 C7H5NO4 + 29 O2 = 28 CO2 + 10 H2O + 4 NO2
C4H10S(l) + O2(g) = CO2 + H2O + SO =>
C4H10S(l) + 7 O2(g) = 4 CO2 + 5 H2O + SO
Cu(OH)2 + Al2O3 = Al(OH)3 + CuO =>
3 Cu(OH)2 + Al2O3 = 2 Al(OH)3 + 3 CuO
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Sn + HNO3 + HCl = [SnCl6]{2-} + H{+} + NO2 + H2O =>
Sn + 4 HNO3 + 6 HCl = [SnCl6]{2-} + 2 H{+} + 4 NO2 + 4 H2O
Cu(NO2)2 + C2O4{2-} = Cu(C2O4) + NO2{-} =>
Cu(NO2)2 + C2O4{2-} = Cu(C2O4) + 2 NO2{-}
CH3CH2OH + CrO7{-2} + H{+} = CH3COOH + Cr{+3} + H2O =>
9 CH3CH2OH + 4 CrO7{-2} + 20 H{+} = 9 CH3COOH + 4 Cr{+3} + 19 H2O
MgCO3 + CaCl = MgCl + CaCO3 =>
MgCO3 + CaCl = MgCl + CaCO3
Fe2O3 + CO = Fe + CO2 =>
Fe2O3 + 3 CO = 2 Fe + 3 CO2
H = H2 =>
2 H = H2
NaNO2 + K2Cr2O7 + HCl = KCl + CrCl3 + NaNO3 + H2O =>
3 NaNO2 + K2Cr2O7 + 8 HCl = 2 KCl + 2 CrCl3 + 3 NaNO3 + 4 H2O
Ca{+2} + EDTA{-2} = CaEDTA =>
Ca{+2} + EDTA{-2} = CaEDTA
H = H2 =>
2 H = H2
CH4 + O2 = CO2 + H2O =>
CH4 + 2 O2 = CO2 + 2 H2O
C7H17 + O2 = CO2 + H2O =>
4 C7H17 + 45 O2 = 28 CO2 + 34 H2O
Na2CrO4 + H2O = Na2Cr2O7 + NaOH =>
2 Na2CrO4 + H2O = Na2Cr2O7 + 2 NaOH
CaCO3 + H3PO4 = Ca3(PO4)2 + CO2 + H2O =>
3 CaCO3 + 2 H3PO4 = Ca3(PO4)2 + 3 CO2 + 3 H2O
Zn + CuNO4 = ZnNO4 + Cu =>
Zn + CuNO4 = ZnNO4 + Cu
P2O5 + SrO = P2O + SrO5 =>
P2O5 + SrO = P2O + SrO5
Cr(OH)3 + KOH = K3(Cr(OH)6) =>
Cr(OH)3 + 3 KOH = K3(Cr(OH)6)
NaC12H22O2 + O2 + NaOH = Na2CO3 + H2O =>
4 NaC12H22O2 + 67 O2 + 92 NaOH = 48 Na2CO3 + 90 H2O
C3H4 + O2 = C3H2 + H2O =>
2 C3H4 + O2 = 2 C3H2 + 2 H2O
Mg3(PO4)2 + HCl = MgCl2 + H3(PO4) =>
Mg3(PO4)2 + 6 HCl = 3 MgCl2 + 2 H3(PO4)
NH3 + H2SO3 = NH3SO3 + H2 =>
NH3 + H2SO3 = NH3SO3 + H2
NaHSO4 + ZnO = Na2SO4 + ZnSO4 + H2O =>
2 NaHSO4 + ZnO = Na2SO4 + ZnSO4 + H2O
Al3 + Cl2 = AlCl3 =>
2 Al3 + 9 Cl2 = 6 AlCl3
NaHCO3 + H2O2 = NaHCO4 + H2O =>
NaHCO3 + H2O2 = NaHCO4 + H2O
K2SO4 + AlCl3 = Al2(SO4)3 + KCl =>
3 K2SO4 + 2 AlCl3 = Al2(SO4)3 + 6 KCl
C8H18 + O2 = CO2 + H2O =>
2 C8H18 + 25 O2 = 16 CO2 + 18 H2O
Pb2 + I2 = PbI2 =>
Pb2 + 2 I2 = 2 PbI2
Ni(OH)3 + HIO = Ni(IO)3 + H2O =>
Ni(OH)3 + 3 HIO = Ni(IO)3 + 3 H2O
KI + Na2O = K2O + NaI =>
2 KI + Na2O = K2O + 2 NaI
CH3CH3 + SO2 + Cl2 = CH3CH2SO2Cl + HCl =>
CH3CH3 + SO2 + Cl2 = CH3CH2SO2Cl + HCl
Hg{2+} + Cr{2+} = Hg + Cr{3+} =>
Hg{2+} + 2 Cr{2+} = Hg + 2 Cr{3+}
K2S + ZnCl2 = KCl + ZnS =>
K2S + ZnCl2 = 2 KCl + ZnS
C6H12O6 + O2 = C6H12O7 =>
2 C6H12O6 + O2 = 2 C6H12O7
KI + KIO3 + HNO3 = KNO3 + I2 + H2O =>
5 KI + KIO3 + 6 HNO3 = 6 KNO3 + 3 I2 + 3 H2O
CH3CH2OH + Cr2O7{2-} + H{+} = CH3COOH + Cr{3+} + H2O =>
3 CH3CH2OH + 2 Cr2O7{2-} + 16 H{+} = 3 CH3COOH + 4 Cr{3+} + 11 H2O
C6H4(C2H5)2 + KMnO4 + H2SO4 = C6H4(CH2(COOH))2 + MnSO4 + K2SO4 + H2O =>
5 C6H4(C2H5)2 + 12 KMnO4 + 18 H2SO4 = 5 C6H4(CH2(COOH))2 + 12 MnSO4 + 6 K2SO4 + 28 H2O
Ba(OH)2 + ZnI2 = BaI2 + Zn(OH)2 =>
Ba(OH)2 + ZnI2 = BaI2 + Zn(OH)2
C7H17N + O2 = CO2 + H2O + NO2 =>
4 C7H17N + 49 O2 = 28 CO2 + 34 H2O + 4 NO2
Cl2 + KI = K + ICl2 =>
Cl2 + KI = K + ICl2
Ca2Br2 + Na(CO3) = Ca(CO3) + NaBr =>
Ca2Br2 + 2 Na(CO3) = 2 Ca(CO3) + 2 NaBr
NaOH + NO2 = NaNO3 + HNO2 =>
NaOH + 2 NO2 = NaNO3 + HNO2
P + O2 = P2O5 =>
4 P + 5 O2 = 2 P2O5
H3S + OH = HS + H3O =>
H3S + OH = HS + H3O
U(SO4)2 + KMnO4 + H2O = H2SO4 + K2SO4 + MnSO4 + UO2SO4 =>
5 U(SO4)2 + 2 KMnO4 + 2 H2O = 2 H2SO4 + K2SO4 + 2 MnSO4 + 5 UO2SO4
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| Équations équilibrées la veille | Équations équilibrées le lendemain |
Équations équilibrées sur01/03/25
Équations équilibrées sur02/02/24
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