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Why does methyl orange have a lower pKa value (pKa~3.5) than methyl red (pKa ~5.1)? Provide detailed explanation

Appl Of Ms Excel In Analytical Chemistry

2nd Edition

ISBN:9781285686691

Author:Crouch

Publisher:Crouch

Chapter8: Polyfunctional Acids And Bases

Section: Chapter Questions

Problem 2P

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Concept explainers

NMR Spectroscopy

NMR stands for Nuclear Magnetic Resonance in which the study of different molecules is done based on the interaction of radiofrequency electromagnetic radiations with the nuclei of molecules placed in a strong magnetic field. A precise study of spectra of visible light and all bands of electromagnetic radiation is called spectroscopy.

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Why does methyl orange have a lower pKa value (pKa~3.5) than methyl red (pKa ~5.1)? Provide detailed explanation

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