| Équations équilibrées la veille |
HCl + Br2 = HBr + ClBr
C2H4O + C3H7OH = C5H12O2 =>
C2H4O + C3H7OH = C5H12O2
Na3PO4 + Be = Be3(PO4)2 + Na =>
2 Na3PO4 + 3 Be = Be3(PO4)2 + 6 Na
Cu + HNO3 = Cu(NO3)2 + NO + H2O = no2 =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
HI + NaNO2 + H2SO4 = I2 + NO + H2O + Na2SO4 =>
2 HI + 2 NaNO2 + H2SO4 = I2 + 2 NO + 2 H2O + Na2SO4
C6N6FeK3 + FeSO4 = Fe2K3 + C6N6SO4 =>
C6N6FeK3 + FeSO4 = Fe2K3 + C6N6SO4
C2H2 + KMnO4 = C2O4K2 + MnO2 + KOH + H2O =>
3 C2H2 + 8 KMnO4 = 3 C2O4K2 + 8 MnO2 + 2 KOH + 2 H2O
AgNO3(aq) + Pb(NO3)2(aq) = Ag(NO3)2(aq) + PbNO3(aq) =>
AgNO3(aq) + Pb(NO3)2(aq) = Ag(NO3)2(aq) + PbNO3(aq)
C2H5OH + NaCl + H2SO4 = C2H5Cl + Na2SO4 + H2O =>
2 C2H5OH + 2 NaCl + H2SO4 = 2 C2H5Cl + Na2SO4 + 2 H2O
(CH3COO)2Ca + C2H5OH = Ca(OH)2 + CH3COOC2H5 =>
(CH3COO)2Ca + 2 C2H5OH = Ca(OH)2 + 2 CH3COOC2H5
Mg(HSO3)2 + KOH = Mg(OH)2 + KHSO3 =>
Mg(HSO3)2 + 2 KOH = Mg(OH)2 + 2 KHSO3
(NH4)3PO4(aq) + NaOH(aq) = Na3PO4(aq) + NH3(g) + H2O(i) =>
(NH4)3PO4(aq) + 3 NaOH(aq) = Na3PO4(aq) + 3 NH3(g) + 3 H2O(i)
C4H10O + C2H4O2 = C7H12O2 + H2O =>
2 C4H10O + 3 C2H4O2 = 2 C7H12O2 + 4 H2O
K4Fe(CN)6 + KMnO4 + H2SO4 = KHSO4 + Fe2(SO4)3 + MnSO4 + HNO3 + CO2 + H2O =>
10 K4Fe(CN)6 + 122 KMnO4 + 299 H2SO4 = 162 KHSO4 + 5 Fe2(SO4)3 + 122 MnSO4 + 60 HNO3 + 60 CO2 + 188 H2O
K2CO3 + C = K + CO =>
K2CO3 + 2 C = 2 K + 3 CO
C6H12 + H2O = C6H13 + OH =>
C6H12 + H2O = C6H13 + OH
MnO4{-} + PO33{-} + H{+} = PO43{-} + Mn + H2O =>
20 MnO4{-} + 7 PO33{-} + 20 H{+} = 7 PO43{-} + 20 Mn + 10 H2O
AgNO3 + Ca = Ag + Ca(NO3)2 =>
2 AgNO3 + Ca = 2 Ag + Ca(NO3)2
H{+} + Cr2O7{2-} + I{-} = Cr + I3{-} + H2O =>
14 H{+} + Cr2O7{2-} + 18 I{-} = 2 Cr + 6 I3{-} + 7 H2O
Ca3N2 + H2O = CaO2H2 + NH3 =>
Ca3N2 + 6 H2O = 3 CaO2H2 + 2 NH3
RCHO + NaOH = RCNa + H2O2 =>
RCHO + NaOH = RCNa + H2O2
FeN2O6 + KOH = FeOH + KN2O6 =>
FeN2O6 + KOH = FeOH + KN2O6
NaBr + H2SO4 + MnO2 = Br2 + MnSO3 + H2O + Na2SO4 =>
4 NaBr + 3 H2SO4 + MnO2 = 2 Br2 + MnSO3 + 3 H2O + 2 Na2SO4
KF(s) + H2O(l) = KOH(aq) + HF(g) =>
KF(s) + H2O(l) = KOH(aq) + HF(g)
Cu(IO2)2 + CdF2 = CuF2 + Cd(IO2)2 =>
Cu(IO2)2 + CdF2 = CuF2 + Cd(IO2)2
Fe(s) + PbNO3(aq) = Pb(s) + FeNO3(aq) =>
Fe(s) + PbNO3(aq) = Pb(s) + FeNO3(aq)
Na2CO3 + Ca(OH)2 = Ca(CO3) + NaOH =>
Na2CO3 + Ca(OH)2 = Ca(CO3) + 2 NaOH
C6H4O2N3 + H2O = C6H5NO3 + H2 + N2 =>
2 C6H4O2N3 + 2 H2O = 2 C6H5NO3 + H2 + 2 N2
C2H6O2 = C + H2 + O2 =>
C2H6O2 = 2 C + 3 H2 + O2
La(OH)3 + HCl = H2O + LaCl3 =>
La(OH)3 + 3 HCl = 3 H2O + LaCl3
Cu + O2 + NH3 + H2O = [Cu(NH3)4(H2O)2](OH)2 =>
2 Cu + O2 + 8 NH3 + 6 H2O = 2[Cu(NH3)4(H2O)2](OH)2
SO2 + KMnO4 + HCl = MnSO4 + K2SO4 + Cl2 + H2O =>
3 SO2 + 2 KMnO4 + 4 HCl = 2 MnSO4 + K2SO4 + 2 Cl2 + 2 H2O
H2S + H2NO3 = NO + H2O + S2 =>
2 H2S + 2 H2NO3 = 2 NO + 4 H2O + S2
HCIO3 = HCIO4 + H2O + CIO2 =>
3 HCIO3 = HCIO4 + H2O + 2 CIO2
K2O + H2O + CuO = KOHCu(OH)2 =>
K2O + 3 H2O + 2 CuO = 2 KOHCu(OH)2
Ca(NO3)2 + NH4Br = CaBr + NH3 + NO2 + H2O =>
7 Ca(NO3)2 + 7 NH4Br = 7 CaBr + 4 NH3 + 17 NO2 + 8 H2O
SrO(s) + SO2(g) = SrSO3(s) =>
SrO(s) + SO2(g) = SrSO3(s)
Fe[SCN]3 + Na3[PO4] = Fe[PO4] + Na[SCN] =>
Fe[SCN]3 + Na3[PO4] = Fe[PO4] + 3 Na[SCN]
MgCl2 + NH3 = NH3Cl2 + Mg =>
MgCl2 + NH3 = NH3Cl2 + Mg
C2H5COOH + Mg2O = C2H5COOMg + H2O =>
2 C2H5COOH + Mg2O = 2 C2H5COOMg + H2O
C7H37 + O2 = CO2 + H2O =>
4 C7H37 + 65 O2 = 28 CO2 + 74 H2O
MnSO4 + Na2S2O8 + H2O = HMnO4 + Na2SO4 + H2SO4 =>
2 MnSO4 + 5 Na2S2O8 + 8 H2O = 2 HMnO4 + 5 Na2SO4 + 7 H2SO4
C5H10O + Na = C5H9ONa + H2 =>
2 C5H10O + 2 Na = 2 C5H9ONa + H2
HF + Ca(ClO)2 = HClO + CaF2 =>
2 HF + Ca(ClO)2 = 2 HClO + CaF2
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + KNO3(aq) =>
Cu(NO3)2(aq) + K2CO3(aq) = CuCO3 + 2 KNO3(aq)
HBr + Mg(OH)2 = H(OH)2 + BrMg =>
HBr + Mg(OH)2 = H(OH)2 + BrMg
NaOCl + Na2SO3 = NaCl + Na2SO4 =>
NaOCl + Na2SO3 = NaCl + Na2SO4
KMnO4 + H2SO4 = K2SO4 + H2O + MnSO4 + O =>
2 KMnO4 + 3 H2SO4 = K2SO4 + 3 H2O + 2 MnSO4 + 5 O
Cu3S + NH3 = [Cu(NH3)4]Cu2S =>
Cu3S + 4 NH3 = [Cu(NH3)4]Cu2S
Cl2 + CrI5 + NaOH = Na2CrO4 + I2 + NaCl + H2O =>
6 Cl2 + 2 CrI5 + 16 NaOH = 2 Na2CrO4 + 5 I2 + 12 NaCl + 8 H2O
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