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Test: GRE Subject Test: Chemistry
1. | A chemist carries out the synthetic scheme shown below. Unfortunately, the first two reactions are incomplete, and a mixture of compounds A, B, and C is obtained after the second step. The chemist purifies this mixture by normal phase chromatography, using silica gel as a stationary phase and a 10:1 hexanes-diethyl ether (v:v) solution as an eluent. In what order would compounds A, B, and C elute off the column? For each choice, the first compound to elute is listed first. |
B, A, C
C, B, A
A, C, B
C, A, B
B, C, A
Roldan
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