Which of the following compounds will show increase in acidity constant when the solvent, in which i β AITS & Test Series Chemistry Question
Question
Which of the following compounds will show increase in acidity constant when the solvent, in which it dissociates, is changed from water to a solvent which is less polar than water?

Answer: D
π‘ Solution & Explanation
For uncharged acid For charged acid HA H A ο« ο ο« ο HA H A ο« ο«ο« ο ο ο a H A K HA ο« ο ο© οΉο© οΉ ο« ο»ο« ο» ο½ οο a H A K HA ο« ο« ο© οΉ ο« ο» ο½ ο© οΉ ο« ο» Polar solvent has greater stability effect on charged species. Hence, in case of uncharged acid like carboxylic acid, alcohol and phenol, it stabilizes H and A ο« ο more than it stabilizes HA.
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