7 1. Why compounds have different Rf values? Because they have different (Select2. The stationary phase in TLC is the [ Select]3. The mobile phase in TLC is the elution solvent4. The spots from the dyes change color when immersed in 1M HCI because the dyes are[ Select ]5. The dyes can exist in different conjugated forms depending on the 1 Select]6. The different conjugated forms of a dye have different I Select)7. The pH of the eluting solvent is I Select )and the pH of 1 M HCI is [ Select)than 1.0. The pka values for all of the dyes fall I Select ]these pH values. So in the elution solvent, allof the dyes exist in the ISelect ]form and when dipped in the HCI are converted to the| Select ]v form.

Since it is a multiple subparts questions, according to Guidlines here I am solving first three…

Answered: 1. Why compounds have different Rf…

1. Why compounds have different Rf values? Because they have different (Select) 2. The stationary phase in TLC is the [Select] 3. The mobile phase in TLC is the elution solvent

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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