1Department of Chemistry, Geethanjali College of Engineering and Technology, Cheeryal-501301, Telangana, India
2Department of Chemistry, Osmania University, Hyderabad-500007, India
World Journal of Chemical Education.
2021,
Vol. 9 No. 3, 94-95
DOI: 10.12691/wjce-9-3-5
Copyright © 2021 Science and Education PublishingCite this paper: R. Sanjeev, D. A. Padmavati, V. Jagannadham. Why the Second
Bond Exceptionally Effective on p
Ka Values of -ynoic (-C≡C-) Compounds? Chemical Education Perspective.
World Journal of Chemical Education. 2021; 9(3):94-95. doi: 10.12691/wjce-9-3-5.
Correspondence to: V. Jagannadham, Department of Chemistry, Osmania University, Hyderabad-500007, India. Email:
jagannadham1950@yahoo.comAbstract
Sudden decrease of nearly more than two orders of magnitude of pKa units of ynoic series of compounds is explained based on the electronegativity differences of sp, sp2 and sp3 carbons and on the subsequent stability of the corresponding anions. Both resonance and inductive effects operate in tandem to stabilize the ynoic anions.
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