20. Phenols
Phenol Acidity
20. Phenols
Phenol Acidity
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Practice this topic
- Multiple Choice
Rank the following phenols in order of increasing acidity.
1579views20comments - Multiple ChoiceRank the following molecules in increasing order of acidity (least acidic to most acidic).801views
- Textbook Question
Benzoic acid and phenol are insoluble in water. When sodium bicarbonate is added to the water, benzoic acid dissolves, but phenol does not. The addition of sodium hydroxide causes both to dissolve. On the basis of these observations, estimate the pKₐ of phenol. [The pKa of H2CO3 is 6.4.]
661views - Textbook QuestionThe following compounds are only slightly soluble in water, but one of them is very soluble in a dilute aqueous solution of sodium hydroxide. The other is still only slightly soluble. (b) Show how this difference might be exploited to separate a mixture of these two compounds using a separatory funnel.794views
- Textbook QuestionThe following compounds are only slightly soluble in water, but one of them is very soluble in a dilute aqueous solution of sodium hydroxide. The other is still only slightly soluble. (a) Explain the difference in solubility of these compounds in dilute sodium hydroxide.867views1rank
- Textbook Question
Predict the major products of the following reactions.
(b) phenol + tert-butyl chloride + AlCl3
862views - Multiple ChoiceIn the context of phenol acidity, what is the role of phenol red in the urea medium?65views