| Équations équilibrées la veille |
4 NO + 6 H2O = 4 NH3 + 5 O2
Mg(s) + CuBr2(aq) = MgBr2(aq) + Cu(s) =>
Mg(s) + CuBr2(aq) = MgBr2(aq) + Cu(s)
H + C1 = HC1 =>
H + C1 = HC1
SrCl2*H2O = SrCl2 + H2O =>
SrCl2*H2O = SrCl2 + H2O
[Co(NH3)6]Cl2 + H2O = CoCl2 + NH4OH =>
[Co(NH3)6]Cl2 + 6 H2O = CoCl2 + 6 NH4OH
Pb(CH3COO)2 + Na2SO4 = PbSO4 + Na(CH3COO) =>
Pb(CH3COO)2 + Na2SO4 = PbSO4 + 2 Na(CH3COO)
KHP + Mg(OH)2 = H2O + KP + Mg =>
2 KHP + Mg(OH)2 = 2 H2O + 2 KP + Mg
KMnO4 + NaNO2 + H2SO4 = KMn(SO4)3 + H2O + NaNO3 =>
KMnO4 + NaNO2 + 3 H2SO4 = KMn(SO4)3 + 3 H2O + NaNO3
CuCl2 + KI = CuI2 + KCl =>
CuCl2 + 2 KI = CuI2 + 2 KCl
NO2{-} + I2{-} + H{+} = I2 + NO + H2O =>
NO2{-} + I2{-} + 2 H{+} = I2 + NO + H2O
Al(OH)3 + NaOH = Al(Na)3 + OH =>
Al(OH)3 + 3 NaOH = Al(Na)3 + 6 OH
HClO4 + P4O10 = H3PO4 + Cl2O7 =>
12 HClO4 + P4O10 = 4 H3PO4 + 6 Cl2O7
NaHCO3 + H2SO4 = CO2 + H2O + Na2SO4 =>
2 NaHCO3 + H2SO4 = 2 CO2 + 2 H2O + Na2SO4
Hg(Cr2H3O2)2 + Na2S = HgS + NaCr2H3O2 =>
Hg(Cr2H3O2)2 + Na2S = HgS + 2 NaCr2H3O2
H2 + S = HS =>
H2 + 2 S = 2 HS
KS2O8 + AgNO3 = AgS2O8 + KNO3 =>
KS2O8 + AgNO3 = AgS2O8 + KNO3
H{+} + ClO{-} + Cl{-} = Cl + H2O =>
2 H{+} + ClO{-} + Cl{-} = 2 Cl + H2O
Li3N + O2 = NO + Li2O =>
4 Li3N + 5 O2 = 4 NO + 6 Li2O
NaCl = Na + Cl2 =>
2 NaCl = 2 Na + Cl2
H2O + MgSO4 = MgSH2O5 =>
H2O + MgSO4 = MgSH2O5
C6H7O8 + H2SO4 = C5H6O5 + HCOOH + SO3 =>
2 C6H7O8 + 3 H2SO4 = C5H6O5 + 7 HCOOH + 3 SO3
Fe3O4 + NaCl + H2O = H2 + FeClO + NaOH =>
2 Fe3O4 + 6 NaCl + 4 H2O = H2 + 6 FeClO + 6 NaOH
Br2 + LiOH = LiBrO + LiBr + H2O =>
Br2 + 2 LiOH = LiBrO + LiBr + H2O
BrCl2 + NaBiO3 + HNO3 = HBrO4 + Bi(NO3)3 + NaNO3 + HCl + H2O =>
2 BrCl2 + 5 NaBiO3 + 20 HNO3 = 2 HBrO4 + 5 Bi(NO3)3 + 5 NaNO3 + 4 HCl + 7 H2O
Fe2{+} + OH + {-} = Fe(OH)2 =>
Fe2{+} + 4 OH + e = 2 Fe(OH)2
NH3 + Mg(OH)2 = Mg3N2 + H2O =>
2 NH3 + 3 Mg(OH)2 = Mg3N2 + 6 H2O
AB + B2 = AB3 =>
AB + B2 = AB3
Mo + H2O2 = MoOH =>
2 Mo + H2O2 = 2 MoOH
H3BO3 + H2O = H4BO3 + O2 =>
4 H3BO3 + 2 H2O = 4 H4BO3 + O2
Sb3 + O = Sb2O3 =>
2 Sb3 + 9 O = 3 Sb2O3
Ba(CH3COO)2 + K2CrO4 = BaCrO4(s) + KCH3COO =>
Ba(CH3COO)2 + K2CrO4 = BaCrO4(s) + 2 KCH3COO
Al(SO4)3 + (Ca)3PO4 = CaSO4 + AlPO4 =>
Al(SO4)3 + (Ca)3PO4 = 3 CaSO4 + AlPO4
Cu(SO4) + Pb(NO3)2 = Cu(NO3)2 + PbSO4 =>
Cu(SO4) + Pb(NO3)2 = Cu(NO3)2 + PbSO4
Al(NO3)3 + NH4H = AlH3 + NH4NO3 =>
Al(NO3)3 + 3 NH4H = AlH3 + 3 NH4NO3
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
HN3 + O2 = NO + H2O =>
4 HN3 + 7 O2 = 12 NO + 2 H2O
Zn + K3(PO4) = Zn(PO4) + K3 =>
Zn + K3(PO4) = Zn(PO4) + K3
CH3NH2 + HNO2 = CH3OH + H2O + N2 =>
CH3NH2 + HNO2 = CH3OH + H2O + N2
NaC2H3O2(aq) + CaS(aq) = NaS(aq) + CaC2H3O2 =>
NaC2H3O2(aq) + CaS(aq) = NaS(aq) + CaC2H3O2
Cu(CO3) + H2SO4 = CuSO4 + H2CO3 =>
Cu(CO3) + H2SO4 = CuSO4 + H2CO3
NaC2H3O2 + Kl = NaC2H3O2Kl =>
NaC2H3O2 + Kl = NaC2H3O2Kl
Hg(OH)2 + H3PO4 = H2O + Hg3(PO4)2 =>
3 Hg(OH)2 + 2 H3PO4 = 6 H2O + Hg3(PO4)2
C12H22O11H2O = C6H12O6 =>
C12H22O11H2O = 2 C6H12O6
NH4ClO4 = N2 + Cl2 + O2 + H2O =>
2 NH4ClO4 = N2 + Cl2 + 2 O2 + 4 H2O
C2H6 + O2 = CO2 + H2O =>
2 C2H6 + 7 O2 = 4 CO2 + 6 H2O
HCl + K2Cr2O7 = Cl2 + CrCl3 + KCl + H2O =>
14 HCl + K2Cr2O7 = 3 Cl2 + 2 CrCl3 + 2 KCl + 7 H2O
C11H16 + HNO3 = C11H16HNO3 =>
C11H16 + HNO3 = C11H16HNO3
C2H2 + O2 = CO2 + H2O =>
2 C2H2 + 5 O2 = 4 CO2 + 2 H2O
Li + Po4 = Li3Po4 =>
3 Li + Po4 = Li3Po4
NH4Br + AlI3 = NH4I3 + BrAl =>
NH4Br + AlI3 = NH4I3 + BrAl
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