How many different kinds of protons are present in the following compound? CH3CH2 H CH3CH2 CH3...
How many different kinds of protons are present in the following molecule? Multiple Choice 2 5 X 4 3
How many magnetically different protons are in the following compound? CH3 H3C CH2 7 9 10
How many chemically distinct protons does the following compound have? Number chemically distinct protons H CI CI CH3 H3C
1. How many different sets of "chemically equivalent
protons" are on each of these different compounds?
2. Give the splitting pattern for the designated
protons on the following molecules.
3 Which type of spectroscopy can most easily be used
to tell these two compounds apart? (Note superscripted number
denotes mass number of isotope of oxygen)
10. Identify which compound best matches the following
spectral data.
1. How many different sets of "chemically equivalent protons" are on each of these different...
5. (10 pts) How many kinds of electronically non-equivalent protons are present on each of the following compounds? (a) H3C H3 (b)
QUESTION 7 How many magnetically different protons are in the following compound? CH3 H3c CH2 7 8 9 10 10 points Save Answer QUESTION 8 A very common NMR solvent is CDCI3. CDCl3 shows a single peak near 7.26 ppm in its proton NMR spectrum. But CDC13 shows three peaks near 79.5 ppm in its carbon NMR spectrum. True False QUESTION 9 Why does a proton NMR spectrum of the NMR solvent CDCl3 show a signal at 7.26 ppm even...
Organic Lab Techni F 1) How many different sets of equivalent protons are there in the following compound? CI CH3CCH2C(CH3)3 CH3 A. three B. four C. five D. six 2) Which of the following gives the furthest downfield shift from TMS in its proton NMR spectrum? A. CCI4 B. CHCI3 C. CH2Cl2 D. CH3CI 3) Which of the following has only a single peak in its proton NMR spectrum? H C C H3C CH3 A. only I B. only II...
What is the IUPAC name of the following compound? CH3CH2 2CHCH CH3
1. How many different sets of chemically equivalent different compounds? (6 points) Chemically equivalent protons" are on each of these CHE HC-C- HJC CHOCHS Chris нас terns for the designated protons on the following molecules (6 points, I each) H2 cl HC-999 ( H CH CH-O-CH. HC CH3 Br Which type of spectroscopy can most easily be used to tell these two compounds apart? (Note superscripted number denotes mass number of isotope of oxygen) (6 points) HC-C-01CH, Vs H2C-C-16CH
How many unique 'H NMR and 13C NMR signals exist for each compound? CH3 H3C CH3 H3C CH3 H A CH3 H3C B CH3 H3c c h Hac o 'CH3 TH NMR signals Number Number Number Number 13C NMR signals Number Number Number Number