Ochem DAT destroyer question 21

Started by virajpatel
Get help with your application

Use all the free resources available to you from SDN: articles, guides, expert advising, forums discussions, and school research.

Can you explain why? I am completely lost now w/ this concept. I have protonated all the answers and can't quite discern which is a weaker conjugate acid...
 
If you want to narrow it down quick and dirty....everything else is either resonance stabilized or has an electron withdrawing group. Choice A has neither. Because choice A is the stronger/most unstable base, it is the weakest acid.