On a silica gel column, a compound was found to have a retention time of 28 min when the mobile phase was toluene. Which solvent, carbon tetrachloride or chloroform, would be more likely to shorten the retention time? Explain.
given:
on a silica gel column a compound was found to have a retention time of 28min when the mobile phase was toluene
to reduce or shorten the retention time carbon tetrachloride is better than chloroform
On a silica gel column, a compound was found to have a retention time of 28 min when the mobile phase was toluene. Which solvent, carbon tetrachloride or chloroform, would be more likely to shorten th...
Which property or properties would be the most useful in characterizing an organic compound that a solid at room temperature. melting point 1L refractive index IL boiling pointIV. color is a solid at room a. b. II and IV f. II and II1 js a lvguid a rooeriy or propertis would be the most usctaul in characteriving an organic compound that I. melting point I. refractive index III. boiling pointIV. color a. b. III and IV c.? f. II and...
2. If two different compounds have the same Rr value, how might they be identified using paper chromatography? 3. Why is it important to keep the spots on the paper as small as possible? 4. If the solvent pool at the bottom of the beaker touched the spots on the 1.5cm line, what would happen to the spots? How would you address this error? 5. If you were teaching a student how to do paper chromatography, what three pieces of...