A) Spectroscopy involues interaction of lignt witn matter 6) infrared lignt has a Shorter waveleng th than risible light C) In an IR s pectrumi an sp hybridized C-H will higher frequency than an spz ny bridiced CH have a

Principles of Instrumental Analysis
7th Edition
ISBN:9781305577213
Author:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Chapter16: An Introduction To Infrared Spectrometry
Section: Chapter Questions
Problem 16.16QAP
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Which statements are true and which are false?

A) Spectroscopy involues interaction of lignt witn matter
O) infrared lignt has
a Shorter waveleng th than risible light
C) In an IR spectrumi an sp hybridzed C-H will have a
higher frequency tnan an spz ny bridiced C
D) Conjoyated carhonyl compounds (Cc0) decrease s C=o Sstretching
vi braHon
C) The base peak in a mass spectrum is the fallest peat due
Stable fragment
to the most abundant and
f)
5 A key Feature of NMR is that the resonane frequencyof
a particular Sample is directly proportion al to the Strength of
the appled magnetic fleld
6) Electron-witharawing groups cause deshielding of nuclei
Siqual uprield
H) Hydrogen atom wilu be wMR active because it contains!
Proton an ao neutron
ih the preSc-ence OF amagnetic Field, an NMR-active
nucleus spin- Flips ! to alower
radio frequency radiation, and
energy whenit absorbs a
the nucleces is referred +0
as
in
resona nce
with appiied ehergy
Transcribed Image Text:A) Spectroscopy involues interaction of lignt witn matter O) infrared lignt has a Shorter waveleng th than risible light C) In an IR spectrumi an sp hybridzed C-H will have a higher frequency tnan an spz ny bridiced C D) Conjoyated carhonyl compounds (Cc0) decrease s C=o Sstretching vi braHon C) The base peak in a mass spectrum is the fallest peat due Stable fragment to the most abundant and f) 5 A key Feature of NMR is that the resonane frequencyof a particular Sample is directly proportion al to the Strength of the appled magnetic fleld 6) Electron-witharawing groups cause deshielding of nuclei Siqual uprield H) Hydrogen atom wilu be wMR active because it contains! Proton an ao neutron ih the preSc-ence OF amagnetic Field, an NMR-active nucleus spin- Flips ! to alower radio frequency radiation, and energy whenit absorbs a the nucleces is referred +0 as in resona nce with appiied ehergy
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