| Équations équilibrées la veille |
Au + 3 AgNO3 = Au(NO3)3 + 3 Ag
H3C6H5O7 + Na1H1C1O3 = Na3C6H5O7 + H2O1 + C1O2 =>
H3C6H5O7 + 3 Na1H1C1O3 = Na3C6H5O7 + 3 H2O1 + 3 C1O2
Mg(OH)2 + HNO3 = Mg2(NO3)4 + H2O =>
2 Mg(OH)2 + 4 HNO3 = Mg2(NO3)4 + 4 H2O
NaClO + NaOH + MnCl2 = NaCl + MnO2 + H2O =>
NaClO + 2 NaOH + MnCl2 = 3 NaCl + MnO2 + H2O
Fe3 + H3PO4 = Fe3PO4 + H3 =>
Fe3 + H3PO4 = Fe3PO4 + H3
C2H4 + Se = CSe2 + H2Se =>
C2H4 + 6 Se = 2 CSe2 + 2 H2Se
Hg + H2C2O4 = HgC2O4 + H2 =>
Hg + H2C2O4 = HgC2O4 + H2
NaI + AlCl3 = NaCl + AlI3 =>
3 NaI + AlCl3 = 3 NaCl + AlI3
SiI4 = Si + I =>
SiI4 = Si + 4 I
Cr(OH)3 + Ba(OH)2 = Ba(Cr(OH)4)2 =>
2 Cr(OH)3 + Ba(OH)2 = Ba(Cr(OH)4)2
K3[Co(NO2)6] + C2H2NH2 + HNO3 = [Co(C2H2NH2)2(NO2)2]NO3 + KNO2 + HNO2 =>
K3[Co(NO2)6] + 2 C2H2NH2 + HNO3 = [Co(C2H2NH2)2(NO2)2]NO3 + 3 KNO2 + HNO2
P(s) + O2(g) + H2O(l) = H3PO4(aq) =>
4 P(s) + 5 O2(g) + 6 H2O(l) = 4 H3PO4(aq)
KBrO3 + KI + HCl = KCl + Br + I + H2O =>
KBrO3 + 5 KI + 6 HCl = 6 KCl + Br + 5 I + 3 H2O
Pb(NO3)2 + (NH4)2CO3 = Pb(CO3) + NH4NO3 =>
Pb(NO3)2 + (NH4)2CO3 = Pb(CO3) + 2 NH4NO3
SrO3 = SrO + O2 =>
SrO3 = SrO + O2
NaCl + K = ClK + Na =>
NaCl + K = ClK + Na
K4Fe(CN)6 + KMnO4 + H2SO4 = MnSO4 + K3Fe(CN)6 + H2O + K2SO4 =>
5 K4Fe(CN)6 + KMnO4 + 4 H2SO4 = MnSO4 + 5 K3Fe(CN)6 + 4 H2O + 3 K2SO4
Cr(OH)3 + IO2{-} + OH{-} = I{-} + CrO4{2-} + H2O =>
4 Cr(OH)3 + 3 IO2{-} + 8 OH{-} = 3 I{-} + 4 CrO4{2-} + 10 H2O
ZnH2 + H2SO4 = ZnSO2 + H2O =>
ZnH2 + H2SO4 = ZnSO2 + 2 H2O
Ag(s) + H2O = Ag(OH)2 + H2(g) =>
Ag(s) + 2 H2O = Ag(OH)2 + H2(g)
Ba + H2O = Ba(OH)2 + H2 =>
Ba + 2 H2O = Ba(OH)2 + H2
NH4Br + Ca(OH)2 = NH3 + H2O + CaBr2 =>
2 NH4Br + Ca(OH)2 = 2 NH3 + 2 H2O + CaBr2
(Na)2CO3 + Ni(NO3)2 = NaNO3 + NiCO3 =>
(Na)2CO3 + Ni(NO3)2 = 2 NaNO3 + NiCO3
Ag2S + HNO3 = S + AgNO3 + NO2 + H2O =>
Ag2S + 4 HNO3 = S + 2 AgNO3 + 2 NO2 + 2 H2O
C6H6 + O2 = CO + H2O =>
2 C6H6 + 9 O2 = 12 CO + 6 H2O
KClO3 + S + KOH = KCl + K2SO3 + H2O =>
2 KClO3 + 3 S + 6 KOH = 2 KCl + 3 K2SO3 + 3 H2O
Ca3N2 + AlF3 = CaF2 + AlN =>
Ca3N2 + 2 AlF3 = 3 CaF2 + 2 AlN
Cl + KBr = KCl + Br2 =>
2 Cl + 2 KBr = 2 KCl + Br2
FeCl2 + Li2O = LiCl + FeO =>
FeCl2 + Li2O = 2 LiCl + FeO
Al2O3 + Fe = Fe3O4 + Al =>
4 Al2O3 + 9 Fe = 3 Fe3O4 + 8 Al
Fe + Na2O = Fe2O3 + Na =>
2 Fe + 3 Na2O = Fe2O3 + 6 Na
NaClO4(heat) = NaCl + O2 =>
NaClO4(heat) = NaCl + 2 O2
NaBr + H2SO4 + K2Cr2O7 = Br2 + Na2SO4 + Cr2(SO4)3 + K2SO4 + H2O =>
6 NaBr + 7 H2SO4 + K2Cr2O7 = 3 Br2 + 3 Na2SO4 + Cr2(SO4)3 + K2SO4 + 7 H2O
ammoniumnitrate = nitrogen + oxygen + water =>
2 NH4NO3 = 2 N2 + O2 + 4 H2O
Li + Pb{2+} = Li{+} + Pb =>
2 Li + Pb{2+} = 2 Li{+} + Pb
CH3COOCH2CH2 + NaOH = CH3COONa + CH3CH2OH =>
4 CH3COOCH2CH2 + 5 NaOH = 5 CH3COONa + 3 CH3CH2OH
SnSO4 + KIO3 + H2SO4 = Sn(SO4)2 + I2 + K2SO4 + H2O =>
5 SnSO4 + 2 KIO3 + 6 H2SO4 = 5 Sn(SO4)2 + I2 + K2SO4 + 6 H2O
Cd2 + NaOH = Na + Cd2(OH) =>
Cd2 + NaOH = Na + Cd2(OH)
NaCl(aq) + CuSO4(s) = NaSO4(aq) + CuCl(aq) =>
NaCl(aq) + CuSO4(s) = NaSO4(aq) + CuCl(aq)
PbOH2SO4 = PbSO4H2O =>
PbOH2SO4 = PbSO4H2O
H2SO3 + HF = FSO3H + H2 =>
H2SO3 + HF = FSO3H + H2
Fe3 + NH3 + H2O = Fe(NH4)3 + OH =>
Fe3 + 9 NH3 + 9 H2O = 3 Fe(NH4)3 + 9 OH
CuOHCl + HCl = CuCl2 + H2O =>
CuOHCl + HCl = CuCl2 + H2O
C6H4(OH)2 + K2Cr2O7 + H2SO4 = C6H4O2 + K2SO4 + Cr2(SO4)3 + H2O =>
3 C6H4(OH)2 + K2Cr2O7 + 4 H2SO4 = 3 C6H4O2 + K2SO4 + Cr2(SO4)3 + 7 H2O
CO2 + W = C + WO =>
CO2 + 2 W = C + 2 WO
AgSCN + H3O{+} + NO3{-} = Ag{+} + SO4{2-} + NO + CO2 + H2O =>
3 AgSCN + 10 H3O{+} + 13 NO3{-} = 3 Ag{+} + 3 SO4{2-} + 16 NO + 3 CO2 + 15 H2O
I2 + HNO3 = HIO3 + NO2 + H2O =>
I2 + 10 HNO3 = 2 HIO3 + 10 NO2 + 4 H2O
Cd + H2O = CdOH2 =>
Cd + H2O = CdOH2
NB + F = NBF5 =>
NB + 5 F = NBF5
FeSCN + NH4OH = NH3SCN + Fe + H2O =>
FeSCN + NH4OH = NH3SCN + Fe + H2O
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