Organic Chemistry Basics 2 Question 35

35. Which of the following acids has the smallest dissociation constant?

(2002)

(a) $\mathrm{CH}_{3} \mathrm{CHFCOOH}$

(b) $\mathrm{FCH}{2} \mathrm{CH}{2} \mathrm{COOH}$

(c) $\mathrm{BrCH}{2} \mathrm{CH}{2} \mathrm{COOH}$ d) $\mathrm{CH}_{3} \mathrm{CHBrCOOH}$

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Solution:

  1. Weakest acid $\mathrm{BrCH}{2} \mathrm{CH}{2} \mathrm{COOH}$ has smallest dissociation constant.