| Équations équilibrées la veille |
ZnCl2 + Hg2(NO3)2 = Zn(NO3)2 + 2 HgCl
Fe{+2} + CrO4{-2} + H2O = Fe{+3} + Cr(OH)3 + OH{-} =>
3 Fe{+2} + CrO4{-2} + 4 H2O = 3 Fe{+3} + Cr(OH)3 + 5 OH{-}
NH4Cl + Pb(NO3)2 = PbCl2 + (NH4)(NO3) =>
2 NH4Cl + Pb(NO3)2 = PbCl2 + 2(NH4)(NO3)
PPh3 + S8 = PPh3S =>
8 PPh3 + S8 = 8 PPh3S
BaO + Fe2O3 = BaFe2O4 =>
BaO + Fe2O3 = BaFe2O4
Sr(s) + H2O(l) = H2(g) + Sr(OH)2(aq) =>
Sr(s) + 2 H2O(l) = H2(g) + Sr(OH)2(aq)
N2 + O2 = NO =>
N2 + O2 = 2 NO
Na(Cr(OH)4) + NaClO = Na2(CrO4) + NaCl + (H2O) + HCl =>
2 Na(Cr(OH)4) + 3 NaClO = 2 Na2(CrO4) + NaCl + 3(H2O) + 2 HCl
KNO3(s) = K2O(s) + N2(s) + O2(g) =>
4 KNO3(s) = 2 K2O(s) + 2 N2(s) + 5 O2(g)
F2(g) + KBr(aq) = Br2(l) + KF(aq) =>
F2(g) + 2 KBr(aq) = Br2(l) + 2 KF(aq)
Na2O3(g) + H2O(l) = NaOH(aq) + O2(g) =>
Na2O3(g) + H2O(l) = 2 NaOH(aq) + O2(g)
NaI + Cu(NO3)2 = CuI + I2 + NaNO3 =>
4 NaI + 2 Cu(NO3)2 = 2 CuI + I2 + 4 NaNO3
Mg(NO3)2*6H2O = Mg + NO3 + H2O =>
Mg(NO3)2*6H2O = Mg + 2 NO3 + 6 H2O
NaOH + H2SO4 = NaSHO4 + H2O =>
NaOH + H2SO4 = NaSHO4 + H2O
C7H16 + KMnO4 + H2O = C7H16O2 + KOH + MnO2 =>
3 C7H16 + 4 KMnO4 + 2 H2O = 3 C7H16O2 + 4 KOH + 4 MnO2
KMnO2(s) + HCl(aq) = KCl + MnCl2(s) + Cl2(g) + H2O(l) =>
2 KMnO2(s) + 8 HCl(aq) = 2 KCl + 2 MnCl2(s) + Cl2(g) + 4 H2O(l)
C6H8O6 + H2O = C6H10O7 =>
C6H8O6 + H2O = C6H10O7
MgCO3 + H3PO4 = Mg3(PO4)2 + H2CO3 =>
3 MgCO3 + 2 H3PO4 = Mg3(PO4)2 + 3 H2CO3
ClSO3H + H2O2 = H2S2O8 + HCl =>
2 ClSO3H + H2O2 = H2S2O8 + 2 HCl
CH3NH4 + O2 = CO2 + H2O + N2 =>
4 CH3NH4 + 11 O2 = 4 CO2 + 14 H2O + 2 N2
CuSO4*H2O = CuSO4 + H2O =>
CuSO4*H2O = CuSO4 + H2O
PPh3S + I2 = Ph3PSI2 =>
PPh3S + I2 = Ph3PSI2
VCl3 + O2 = VOCl2 + Cl2 =>
2 VCl3 + O2 = 2 VOCl2 + Cl2
AgNO3 + CaCl2 = AgCl + Ca(NO3)2 =>
2 AgNO3 + CaCl2 = 2 AgCl + Ca(NO3)2
KMnO4 + K2SO3 + HCl = MnCl2 + K2SO4 + KCl + H2 =>
2 KMnO4 + 8 K2SO3 + 6 HCl = 2 MnCl2 + 8 K2SO4 + 2 KCl + 3 H2
CO3{2-}(aq) + H{+}(aq) = H2O(l) + CO2(g) =>
CO3{2-}(aq) + 2 H{+}(aq) = H2O(l) + CO2(g)
HNO3 + Ni = Ni(NO3)3 + NO2 + H2O =>
6 HNO3 + Ni = Ni(NO3)3 + 3 NO2 + 3 H2O
PbCl2 + Li2SO4 = LiCl + PbSO4 =>
PbCl2 + Li2SO4 = 2 LiCl + PbSO4
O2 + H2S = H2O + SO2 =>
3 O2 + 2 H2S = 2 H2O + 2 SO2
Br + HNO3 = HBrO3 + NO2 + H2O =>
Br + 5 HNO3 = HBrO3 + 5 NO2 + 2 H2O
MnO2 + KI + H2O = Mn(OH)2 + I2 + KOH =>
MnO2 + 2 KI + 2 H2O = Mn(OH)2 + I2 + 2 KOH
(Mn) + (HI) = (H2) + (MnI3) =>
2(Mn) + 6(HI) = 3(H2) + 2(MnI3)
Ba(OH)2 + (H2C2O4)2 = Ba(HC2O4)2 + H2O =>
Ba(OH)2 + (H2C2O4)2 = Ba(HC2O4)2 + 2 H2O
K3[Fe(C2O4)3] + KMnO4 + H2SO4 = Fe2(SO4)3 + MnSO4 + K2SO4 + CO2 + H2O =>
10 K3[Fe(C2O4)3] + 12 KMnO4 + 48 H2SO4 = 5 Fe2(SO4)3 + 12 MnSO4 + 21 K2SO4 + 60 CO2 + 48 H2O
KBr + H2SO4 = Br2 + SO2 + K2SO4 + H2O =>
2 KBr + 2 H2SO4 = Br2 + SO2 + K2SO4 + 2 H2O
Ca + H2O = CaO + H2 =>
Ca + H2O = CaO + H2
C3H5N3O9 = CO2 + H2O + N2 + O2 =>
4 C3H5N3O9 = 12 CO2 + 10 H2O + 6 N2 + O2
SnF4 + Mg = MgF2 + Sn =>
SnF4 + 2 Mg = 2 MgF2 + Sn
ZnCl2 + KI = ZnI2 + KCl =>
ZnCl2 + 2 KI = ZnI2 + 2 KCl
I{-} + Cl2 + H2O = IO3{-} + Cl{-} + H3O{+} =>
I{-} + 3 Cl2 + 9 H2O = IO3{-} + 6 Cl{-} + 6 H3O{+}
Th(NO3)45(H2O) + NH4OH = Th(OH)2 + NH4NO3 + H2O =>
8 Th(NO3)45(H2O) + 446 NH4OH = 8 Th(OH)2 + 403 NH4NO3 + 309 H2O
Fe(NO3)3 + K2SO4 = Fe2(SO4)3 + KNO3 =>
2 Fe(NO3)3 + 3 K2SO4 = Fe2(SO4)3 + 6 KNO3
Na2S2O3 + HCl = NaCl + SO2 + S + H2O =>
Na2S2O3 + 2 HCl = 2 NaCl + SO2 + S + H2O
Ca2Al3Si3O12 + H2O = CaO + SiO2 + Al2O3 + H =>
2 Ca2Al3Si3O12 + H2O = 4 CaO + 6 SiO2 + 3 Al2O3 + 2 H
CH2O2 + KOH = KCHO2 + H2O =>
CH2O2 + KOH = KCHO2 + H2O
C6H8O7*H2O + NaHCO3 = CO2 + H2O + Na3C6H5O7*2H2O =>
C6H8O7*H2O + 3 NaHCO3 = 3 CO2 + 2 H2O + Na3C6H5O7*2H2O
C7H9 + HNO3 = C7H6(NO2)3 + H2O =>
C7H9 + 3 HNO3 = C7H6(NO2)3 + 3 H2O
Pb(NO3)2 + NaI(aq) = PbI2(s) + NaNO3(aq) =>
Pb(NO3)2 + 2 NaI(aq) = PbI2(s) + 2 NaNO3(aq)
NaHCO3 = Na2CO3 + CO2 + H2O =>
2 NaHCO3 = Na2CO3 + CO2 + H2O
VCl3 + O2 = VOCl2 + Cl2 =>
2 VCl3 + O2 = 2 VOCl2 + Cl2
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