試題詳解

62. Choose the incorrect statement about the following acid/base reactions involving propyne and its anion propynide. (pKa : H₂O = 16; CH₃C≣CH = 25; NH₃ = 34)  
(A) The equilibrium in (i) lies to the left.
(B) The equilibrium in (ii) lies to the right.
(C) You can prepare propynide salts in NH3
(D) In reaction (ii) ammonia, NH3, acts as a base.
(E) Propyne is a stronger acid than ammonia