1, phenolic hydroxyl group is only more acidic than bicarbonate, so it can react with sodium carbonate to produce sodium bicarbonate, that is, bicarbonate is prepared. If this reaction can continue, it will produce sodium phenolate, carbon dioxide and water, which means that the acidity of phenol is stronger than that of carbonic acid, which is inconsistent with what is known.

2. The acidity of carboxylic acid is stronger than that of carbonic acid, which is a strong acid to make weak acid. ...

Attachment: To Comrade stjjzlhxfl upstairs, this is the standard knowledge of high school and an optional course of organic chemistry. Why do you always ask about college?