| Équations équilibrées la veille |
8 HNO3 + PBS = PBSO4 + 4 H2O + 8 NO2
KMnO4 + HCl = KCl + MnCl2 + H2O + Cl2 =>
2 KMnO4 + 16 HCl = 2 KCl + 2 MnCl2 + 8 H2O + 5 Cl2
[Fe(SCN)6]3 + NaF = [FeF6]3 + NaSCN =>
[Fe(SCN)6]3 + 18 NaF = [FeF6]3 + 18 NaSCN
Gd + HgI2 = GdI3 + Hg =>
2 Gd + 3 HgI2 = 2 GdI3 + 3 Hg
Br + C18H36O2 = BrC18H36O2 =>
Br + C18H36O2 = BrC18H36O2
Sr(OH)2 + Na2SO3 = SrSO3 + NaOH =>
Sr(OH)2 + Na2SO3 = SrSO3 + 2 NaOH
HClO3 + Ni = Ni(ClO3)2 + H2 =>
2 HClO3 + Ni = Ni(ClO3)2 + H2
Fe2(SO4)3 + Pb(ClO4)2 = PbSO4 + Fe(ClO4)3 =>
Fe2(SO4)3 + 3 Pb(ClO4)2 = 3 PbSO4 + 2 Fe(ClO4)3
CH3CHOCH3 + O2 = CO2 + H2O =>
4 CH3CHOCH3 + 17 O2 = 12 CO2 + 14 H2O
TiCl3 + H2S = Ti2S + S + HCl =>
2 TiCl3 + 3 H2S = Ti2S + 2 S + 6 HCl
N4 + O2 = N2O4 =>
N4 + 4 O2 = 2 N2O4
Co + I2 = CoI =>
2 Co + I2 = 2 CoI
Fe2O3 + H2 = Fe + H2O = Fe + H2O =>
Fe2O3 + 3 H2 = 2 Fe + 3 H2O
CuFeS2(s) + O2(g) = CuO(s) + Fe2O3(s) + SO2(g) =>
4 CuFeS2(s) + 13 O2(g) = 4 CuO(s) + 2 Fe2O3(s) + 8 SO2(g)
CaCO3 + HCl = CO2 + CaCl2 + H2O =>
CaCO3 + 2 HCl = CO2 + CaCl2 + H2O
Ba(OH)2 + Na2S = BaS + Na2(OH)2 =>
Ba(OH)2 + Na2S = BaS + Na2(OH)2
NaHSO4Ba(OH)2 = BaSO4NaOHH2O =>
NaHSO4Ba(OH)2 = BaSO4NaOHH2O
CH3MgClHCl = CH4MgCl2 =>
CH3MgClHCl = CH4MgCl2
Li2CO3 + MoO3 = Li2MoO4 + CO2 =>
Li2CO3 + MoO3 = Li2MoO4 + CO2
Ag2S2 = AgS =>
Ag2S2 = 2 AgS
CH2O + NaBH4 + H2O = CH3OH + BH3 + NaOH =>
CH2O + NaBH4 + H2O = CH3OH + BH3 + NaOH
H[AuCl4] + FeSO4 = Au + Fe2(SO4)3 + FeCl3 + HCl =>
H[AuCl4] + 3 FeSO4 = Au + Fe2(SO4)3 + FeCl3 + HCl
CI2 + I{1‒} = I2 + CI{1‒} =>
CI2 + I{1‒} = I2 + CI{1‒}
Al(OH)3 + C22H23N3O9 = Al(C22H11O9) + NH3 + H2O =>
Al(OH)3 + C22H23N3O9 = Al(C22H11O9) + 3 NH3 + 3 H2O
KClO3 + AgNO3 = AgCl + KNO3 + O2 =>
2 KClO3 + 2 AgNO3 = 2 AgCl + 2 KNO3 + 3 O2
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa =>
NaHCO3(aq) + CH3COOH(aq) = CO2(g) + H2O(l) + CH3COONa
HClO = HClHClO2 =>
2 HClO = HClHClO2
KBrO4 + SbF5 + HF = BrO3F + K[SbF6] + H[SbF6]*H2O =>
KBrO4 + 2 SbF5 + 3 HF = BrO3F + K[SbF6] + H[SbF6]*H2O
CuSO4*H2O + Na2CO3 = Cu3(CO3)2(OH)2 + Na2SO4 + CO2 + H2O =>
3 CuSO4*H2O + 3 Na2CO3 = Cu3(CO3)2(OH)2 + 3 Na2SO4 + CO2 + 2 H2O
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3 =>
Na2S2O3 + H2SO4 = Na2SO4 + H2S2O3
NO + O2 = NO2 =>
2 NO + O2 = 2 NO2
Cs{+} + O{-} = Cs2O2 =>
2 Cs{+} + 2 O{-} = Cs2O2
MgOH + Cl2O = MgClO + H2O =>
2 MgOH + Cl2O = 2 MgClO + H2O
H3PO4(ac) + Mg(OH)2(ac) = Mg3(PO4)2(ac) + H2O(l) =>
2 H3PO4(ac) + 3 Mg(OH)2(ac) = Mg3(PO4)2(ac) + 6 H2O(l)
AgNO3 + Ca(OH)2 = NO3(OH)2 + AgCa =>
AgNO3 + Ca(OH)2 = NO3(OH)2 + AgCa
CaCl2 + MgSO47H2O = MgCl2 + CaSO47H2O =>
CaCl2 + MgSO47H2O = MgCl2 + CaSO47H2O
KClO3 + CrCl3 + H2O + KCl = K2CrO4 + HCl =>
KClO3 + 2 CrCl3 + 5 H2O + 3 KCl = 2 K2CrO4 + 10 HCl
Sb2S3(s) + O2(g) = Sb4O3 + SO2(g) =>
4 Sb2S3(s) + 15 O2(g) = 2 Sb4O3 + 12 SO2(g)
C7H19O + O2 = CO2 + H2O =>
4 C7H19O + 45 O2 = 28 CO2 + 38 H2O
Pb(NO3)2(aq) + Na3S(aq) = PbS(s) + Na3 + NO3 =>
Pb(NO3)2(aq) + Na3S(aq) = PbS(s) + Na3 + 2 NO3
Ag(NO3)2(aq) + Al(s) = Al(NO3)3(aq) + Ag(s) =>
3 Ag(NO3)2(aq) + 2 Al(s) = 2 Al(NO3)3(aq) + 3 Ag(s)
Mg(AsF6)2 + XeF2 = [Mg(XeF2)2](AsF6)2 =>
Mg(AsF6)2 + 2 XeF2 = [Mg(XeF2)2](AsF6)2
Fe + (HNO3) = Fe(NO3)3 + NO2 + H2O =>
Fe + 6(HNO3) = Fe(NO3)3 + 3 NO2 + 3 H2O
CH3COOH + HCl = CH3COOH2 + Cl =>
CH3COOH + HCl = CH3COOH2 + Cl
KNO3 + MgCO3 = K2CO3 + Mg(NO3)2 =>
2 KNO3 + MgCO3 = K2CO3 + Mg(NO3)2
HClO2 = HClOHClO3 =>
2 HClO2 = HClOHClO3
Ca(OH)2 + Fe2O3 = Ca2O2 + Fe(OH)3 =>
6 Ca(OH)2 + 2 Fe2O3 = 3 Ca2O2 + 4 Fe(OH)3
Al(s) + KOH(aq) + H2SO4 + H2O(l) = K[Al(SO4)2]*12H2O(s) + H2(g) =>
2 Al(s) + 2 KOH(aq) + 4 H2SO4 + 22 H2O(l) = 2 K[Al(SO4)2]*12H2O(s) + 3 H2(g)
Cr(OH)3 + H2SO4 = Cr2(SO4)3 + H2O =>
2 Cr(OH)3 + 3 H2SO4 = Cr2(SO4)3 + 6 H2O
FeSO4*(NH4)2SO4*6H2O + NaOH = Fe(OH)2 + Na2SO4 + H2O + NH4OH =>
FeSO4*(NH4)2SO4*6H2O + 4 NaOH = Fe(OH)2 + 2 Na2SO4 + 6 H2O + 2 NH4OH
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