In what order would the following compounds elite on a silica gel column using h

Question

In what order would the following compounds elite on a silica gel column using hexanes/ ethyl acetate as the eluent: (1) phenol (2) 4-tert-butyl phenol (3) benzoic acid and (4) toluene In your answer clearly indicate which compound elutes first and which one elutes last In what order would the following compounds elite on a silica gel column using hexanes/ ethyl acetate as the eluent: (1) phenol (2) 4-tert-butyl phenol (3) benzoic acid and (4) toluene In your answer clearly indicate which compound elutes first and which one elutes last 4-tert-butyl phenol (3) benzoic acid and (4) toluene In your answer clearly indicate which compound elutes first and which one elutes last

Explanation / Answer

The given compounds will elite in the follwoing order on a silica gel column using hexanes/ ethyl acetate as the eluent:

toluene > 4-tert-butyl phenol > phenol > benzoic acid

In the above given order, toluene with the least polarity among the compounds will elute first and benzoic acid, which has the highest polarity will elute last.

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