. Interpret the following infrared spectrum. On the lines provided, write an app

Question

. Interpret the following infrared spectrum. On the lines provided, write an appropriate letter to e indicated absorption bands. (A)C-C. (B) C ·H, (C) C-O (D) CO and (E)--H best identify C.H. (5 pts) (5 pts) se 5. Indicate if a statement is true or false by cireling the appropriate response. (8 pts) The nuclei of atoms have charge and angular momentum causing them to act like bar magnets. (True) or (False) (True) or (False) Electromagnetic radiation with a frequency matching the Larmor frequency of an atomic nuclei will cause a spin state transition relative to an external magnetic field. (True) or (False) Spin-spin splitting of a proton NMR signal is a "through the bonds" phenomenon True) or (False) Eddy currents are responsible for nuclear shielding and the anisotrophy effects 6. How many signals (chemically equivalent sets of protons) would be observed in the 'H-NMR spectrum for between two or more chemically equivalent protons observed during NMR analysis of organic molecule. the following compound? Circle an appropriate response. (3 pts) (A) 3 (B) 4 (C) 5 (D) 6

Explanation / Answer

From left to right:

C-H

C-H

C=O

C=C

C-O

For all other questions, please post them in multiple questions sets.

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