the following observations rosco

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...
icon
Related questions
icon
Concept explainers
Question
( do 1 n 2
(b) Explain the following observations in
UV-spectroscopy :
(i) Acetone record Amax at 278 nm in
hexane solution but at 264-5 nm in
aqueous solution.
(ü) Although ethylene has no Amax
above 190 nm, norbornadiene (II)
records four Amer values above
200 nm.
max
on
(Ш)
(ii) When . an
p-aminophenol
records Àmax at shorter wavelength.
aqueous solutionf of
acidified,
is
it
ах
4-Methylacetophenone records Amax
at 252 nm (ɛ15000), whereas Amax
for 2,4,6-trimethyl acetophenone is
242 nm (ɛ32000).
(iv)
Transcribed Image Text:(b) Explain the following observations in UV-spectroscopy : (i) Acetone record Amax at 278 nm in hexane solution but at 264-5 nm in aqueous solution. (ü) Although ethylene has no Amax above 190 nm, norbornadiene (II) records four Amer values above 200 nm. max on (Ш) (ii) When . an p-aminophenol records Àmax at shorter wavelength. aqueous solutionf of acidified, is it ах 4-Methylacetophenone records Amax at 252 nm (ɛ15000), whereas Amax for 2,4,6-trimethyl acetophenone is 242 nm (ɛ32000). (iv)
Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Ideal and Real Gases
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY