| Équations équilibrées la veille |
Fe(III) + H2SO4 = Fe(III)SO4 + H2
Mohamed + Meleek = MohamedMeleek =>
Mohamed + Meleek = MohamedMeleek
NaPbO6 + HI = H2O + I2 + PbI2 + NaI =>
2 NaPbO6 + 24 HI = 12 H2O + 9 I2 + 2 PbI2 + 2 NaI
K2[HgI4] + KOH + NH4Cl = [Hg2N]I*H2O + KCl + H2O + NH4I =>
2 K2[HgI4] + 4 KOH + 8 NH4Cl = [Hg2N]I*H2O + 8 KCl + 3 H2O + 7 NH4I
Sn + HNo3 = SnNo3 + H2 =>
2 Sn + 2 HNo3 = 2 SnNo3 + H2
FeSO4 + HNO3 + H2SO4 = Fe2(SO4)3 + NO + H2O =>
6 FeSO4 + 2 HNO3 + 3 H2SO4 = 3 Fe2(SO4)3 + 2 NO + 4 H2O
Mohamed + Meleek = MohamedMeleek =>
Mohamed + Meleek = MohamedMeleek
Cl + MgI2 = ClI + Mg =>
2 Cl + MgI2 = 2 ClI + Mg
Ca + O4 = CaO =>
4 Ca + O4 = 4 CaO
K2Cr2O7 + H2O + H2S = Cr(OH)3 + KOH + S =>
K2Cr2O7 + H2O + 3 H2S = 2 Cr(OH)3 + 2 KOH + 3 S
Li(NO3) + Zn(NO3)2 + Co(NO3)2 + H2NCH2COOH = LiZnCoO + H2O + N2 + CO2 =>
18 Li(NO3) + 18 Zn(NO3)2 + 18 Co(NO3)2 + 56 H2NCH2COOH = 18 LiZnCoO + 140 H2O + 73 N2 + 112 CO2
OH{-} + O2 + Cr{3+} = H2O2 + Cr2O7{2-} =>
16 OH{-} + 7 O2 + 4 Cr{3+} = 8 H2O2 + 2 Cr2O7{2-}
NaNO2 + NaBr + H2SO4 = NO + Br2 + Na2SO4 + H2O =>
2 NaNO2 + 2 NaBr + 2 H2SO4 = 2 NO + Br2 + 2 Na2SO4 + 2 H2O
Sb + HNO3 + H2O = HSb(OH)6 + NO2 =>
Sb + 5 HNO3 + H2O = HSb(OH)6 + 5 NO2
S2 + O2 = SO9 =>
S2 + 9 O2 = 2 SO9
Fe + ZnSO4 = FeSO4 + Zn =>
Fe + ZnSO4 = FeSO4 + Zn
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
CuOH + N2O5 = CuNO3 + H2O =>
2 CuOH + N2O5 = 2 CuNO3 + H2O
Na2S03 + H2SO4 = Na2SO4 + H2O + SO2 =>
Na2S03 + 8 H2SO4 = Na2SO4 + 8 H2O + 10 SO2
Ni + K2CrO4 = NiK2CrO4 =>
Ni + K2CrO4 = NiK2CrO4
Ca3(PO4)2(s) + H2SO4(aq) = Ca(H2PO4)2(aq) + CaSO4(s) =>
Ca3(PO4)2(s) + 2 H2SO4(aq) = Ca(H2PO4)2(aq) + 2 CaSO4(s)
MnBr2 + Cr(C2H3O2)3 = Mn(C2H3O2)2 + CrBr3 =>
3 MnBr2 + 2 Cr(C2H3O2)3 = 3 Mn(C2H3O2)2 + 2 CrBr3
InP = In + P =>
InP = In + P
Cl2(g) + K2Br(aq) = Br2(l) + KCl2(aq) =>
4 Cl2(g) + 2 K2Br(aq) = Br2(l) + 4 KCl2(aq)
Al2(SO4)3(aq) + BaCl2(aq) = BaSO4(s) + AlCl3 =>
Al2(SO4)3(aq) + 3 BaCl2(aq) = 3 BaSO4(s) + 2 AlCl3
Zn = Zn4 =>
4 Zn = Zn4
F2 + H2O = HF4 + O2 =>
8 F2 + 2 H2O = 4 HF4 + O2
NH3(l) + H2O(l) = NH4(s) + OH(l) =>
NH3(l) + H2O(l) = NH4(s) + OH(l)
NaNO3(s) + (NH4)2SO4(aq) = Na2SO4(s) + H2O(g) + N2O(g) =>
2 NaNO3(s) + (NH4)2SO4(aq) = Na2SO4(s) + 4 H2O(g) + 2 N2O(g)
F + CaBr2 = CaF2 + Br =>
2 F + CaBr2 = CaF2 + 2 Br
NaC6H7O7 + NaOH = H2O + Na2C6H6O7 =>
NaC6H7O7 + NaOH = H2O + Na2C6H6O7
Ca2OH + HCl = Ca2Cl + H2O =>
Ca2OH + HCl = Ca2Cl + H2O
As2S5 + NO3 + H2O = H2SO4 + H3AsO4 + NO =>
As2S5 + 10 NO3 + 8 H2O = 5 H2SO4 + 2 H3AsO4 + 10 NO
Cr2O3 + H2O = Cr(OH)3 =>
Cr2O3 + 3 H2O = 2 Cr(OH)3
NaPb + C6H5Br = Pb(C6H5)4 + Pb + NaBr =>
4 NaPb + 4 C6H5Br = Pb(C6H5)4 + 3 Pb + 4 NaBr
K2SO3 + KMnO4 + HCl = K2SO4 + MnCl2 + H2O + KCl =>
5 K2SO3 + 2 KMnO4 + 6 HCl = 5 K2SO4 + 2 MnCl2 + 3 H2O + 2 KCl
K3(PO4) + Ca(NO3)2 = Ca3(PO4)2 + KNO3 =>
2 K3(PO4) + 3 Ca(NO3)2 = Ca3(PO4)2 + 6 KNO3
K + CI = KCI =>
K + CI = KCI
CH3CCH + KMnO4 + H2SO4 = HCOOH + MnSO4 + K2SO4 + H2O =>
CH3CCH + 2 KMnO4 + 3 H2SO4 = 3 HCOOH + 2 MnSO4 + K2SO4 + 2 H2O
NiCl2 + NaNO3 = NaCl + Ni(NO3)2 =>
NiCl2 + 2 NaNO3 = 2 NaCl + Ni(NO3)2
NMe4Br5 = NMe4Br2 + Br =>
NMe4Br5 = NMe4Br2 + 3 Br
CuCl2(aq) + Na2SO4(aq) = NaCl(aq) + CuSO4(s) =>
CuCl2(aq) + Na2SO4(aq) = 2 NaCl(aq) + CuSO4(s)
Na2S + MnI2 = Na2I2 + SMn =>
Na2S + MnI2 = Na2I2 + SMn
C + N2 + H2 = CH3NH2 =>
2 C + N2 + 5 H2 = 2 CH3NH2
CHOH + KMnO4 + H2O = HCOOH + MnO2 + KOH =>
3 CHOH + 2 KMnO4 + H2O = 3 HCOOH + 2 MnO2 + 2 KOH
CO2 + H2O = CH4 + O2 =>
CO2 + 2 H2O = CH4 + 2 O2
Pt2O4 + Br + KOH = PtO + KBrO2 + H2O =>
3 Pt2O4 + 4 Br + 4 KOH = 6 PtO + 4 KBrO2 + 2 H2O
Zn + CuO = ZnO + Cu =>
Zn + CuO = ZnO + Cu
KMnO4 + NaOH + KI = Na2MnO4 + KIO3 + H2O + KOH =>
6 KMnO4 + 12 NaOH + KI = 6 Na2MnO4 + KIO3 + 3 H2O + 6 KOH
Sb(OH)3 + HS{-} + H{+} = Sb2S3 + H2O =>
2 Sb(OH)3 + 3 HS{-} + 3 H{+} = Sb2S3 + 6 H2O
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