Carbon nmr Study guides, Revision notes & Summaries
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Chem 233 TOP Exam Questions and CORRECT Answers
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When placed inside of a magnetic field, NMR active nuclei act in what way?They align 
mostly in the same direction as the applied magnetic field 
When placed inside of a magnetic field, the magnetic field that electrons generate aligns in 
the opposite direction of the applied magnetic field. This has what effect on the nucleus the 
electrons are around?The electrons shield the nucleus from the magnetic field 
The nitrogen in the compound below has what kind of effect on nearby 
hydrogens?Di...
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CHEM 14C Winter 12 Final Exam Part B Solutions,100% CORRECT
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CHEM 14C Winter 12 Final Exam Part B Solutions 
 
 
 
1. 
 
 
 
HO 
 
O	O 
 
2.	Influence #1: Resonance causes some or the entire molecule to be planar. 
 
Influence #2: Resonance increases stability. 
 
Influence #3: Resonance causes electron delocalization. 
 
3.	Coplanar 
 
The carboxylic acid and ring B have this geometry because it allows for conjugation between the C=O and the 
B ring aromatic electron cloud. 
 
H 
4. 
 
 
 
 
 
 
 
 
5.	Ten 
 
6.	A, B, and C 
 
7.	Of the carbon stereocent...
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OCR AS LEVEL CHEMISTRY A H432/02 SYNTHESIS AND ANALYTICAL TECHNIQUES GENUINE 2024 EXAM COMPLETE EXAM WITH CORRECT WELL DEFINED ANSWERS INNIT A+ ASSURED CHECK THE LAST PAGE FOR ANSWERS
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OCR AS LEVEL CHEMISTRY A H432/02 SYNTHESIS AND ANALYTICAL TECHNIQUES GENUINE 2024 EXAM 
COMPLETE EXAM WITH CORRECT WELL DEFINED ANSWERS INNIT A+ ASSURED 
CHECK THE LAST PAGE FOR ANSWERS 
1	What is the name of the compound below? 
 
 
H3C 
C 
 
CH2CH3 
C 
 
 
H	Br 
 
A E-3-bromopent-2-ene B E-3-bromopent-3-ene C Z-3-bromopent-2-ene D Z-3-bromopent-3-ene 
 
Your answer 
[1] 
 
 
2	Which statement about bonds is correct? 
 
A	The C=C bond in ethene is more polar than the C−C bond in etha...
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A-level CHEMISTRY 7405
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A-level 
CHEMISTRY 
7405 
 
Data Booklet 
This Data Booklet is provided with AQA A-level Chemistry question papers. 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
IB/M/Insert to A-level Chemistry/E8	7405 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
3 
 
Data Sheet 
 
 
 
Table A 
Infrared absorption data 
 
 
Bond	Wavenumber 
 
Table B 
1H NMR chemical shift data 
 
 
Type of proton	/ppm 
 
Table C 
13C NMR chemical shi...
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Chem 234 Exam 1 Questions With 100% Correct Answers
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Chem 234 Exam 1 Questions With 100% 
Correct Answers 
Allows us to determine the molecule mass and the molecular formula of a compound, as well as 
some of it's structural features - answerMass Spectrometry 
Tells us the kinds of functional groups a compound has - answerInfrared (IR) Spectroscopy 
Provides information about the carbon-hydrogen framework of an organic compound - 
answerNuclear magnetic resonance (NMR) spectroscopy 
A very small sample is placed in a mass spectrometer, where it i...
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Chem 234 Already Passed Exam Questions and CORRECT Answers
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Allows us to determine the molecule mass and the molecular formula of a compound, as well 
as some of it's structural featuresMass Spectrometry 
Tells us the kinds of functional groups a compound hasInfrared (IR) Spectroscopy 
Provides information about the carbon-hydrogen framework of an organic 
compoundNuclear magnetic resonance (NMR) spectroscopy 
A very small sample is placed in a mass spectrometer, where it is vaporized and then ionized 
(electron removed from each molecule). Electron ...
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Exam (elaborations) TEST BANK FOR McMurry's Organic chemistry 8th Edition By John McMurry and Susan (Study Guide and Student Solutions Manual)
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Exam (elaborations) TEST BANK FOR McMurry's Organic chemistry 8th Edition By John McMurry and Susan (Study Guide and Student Solutions Manual) 
Study Guide and Student Solutions Manual 
Prepared by 
Susan McMurry 
Australia • Brazil • Japan • Korea • Mexico • Singapore • Spain • United Kingdom • United States 
Organic Chemistry 
EIGHTH EDITION 
John McMurry 
Copyright 2013 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due...
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QBM Final Exam Questions And Answers With Complete Solutions 2024
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QBM Final Exam Questions And 
Answers With Complete Solutions 2024 
Define recombinant DNA technology 
Using molecular biology technique such as cloning, PCR, restriction enzymes digestion, 
and gel electrophoresis to take a gene from one source and joint it with another piece of 
DNA, creating a new recombinant DNA molecule that can be inserted in bacteria and 
further studied. 
What are 3 characteristics of DNA ? 
- Double strand 
- 5' to 3' directionality 
- antiparallel 
- base pairing [ad...
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DAT Test Bank Questions with Answers 100% correct | 2024 update
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DAT Test Bank Questions with Answers 100% correct | 2024 update 
 
DAT Test Bank Questions with Answers 100% correct | 2024 update 
Contains marking scheme 
 
Survey of Natural Sciences 
 
 
Which of the following viral genomes can be directly translated into protein by the host cell’s translation machinery? 
 	Double-stranded DNA 
 
 	Single-stranded DNA, coding (+) strand 	Double-stranded RNA 
 	Single-stranded RNA, coding (+) strand 
 
 	Single-stranded RNA, template (–) strand 
 
 
 
 	...
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BIOCHEMISTRY BLUE-PACOP QUESTIONS AND ANSWERS
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BIOCHEMISTRY BLUE-PACOP 
 
__ 1. What two enzymes are used to bypass the pyruvate kinase reaction of glycolysis? 
I. pyruvate carboxylase 
II. PEP carboxykinase 
III. Fructose biphosphatase 
IV. Glucose-6-phosphate 
 A. I & II D. II & IV 
 B. III & IV E. II & III 
 C. I &III 
__ 2. Which of the following includes the main goals of Pentose Phosphate Pathway? 
I. produce ribose-5-phosphate for nucleotide synthesis 
II. produce NADPH and NADP for oxidoreductive biochemical synthesis 
III. to interc...