Portmess Organic Review 9

Portmess Organic - underlined hydrogens(largest δ value first smallest value last CH 3 CH 2 CH 3 CH 3 OCH 2 CH 3 Cl 2 CHCH 2 CH 3 ClCH 2 CH 2 CH 3

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
7. When an external magnetic field is applied, what happens to the protons in a sample? a. All protons align with the field. b. All protons align opposite to the field. c. Some protons align with the field and some align opposite to it. d. All protons assume a random orientation 8. Which of the following compounds has the MOST deshielded protons? a. CH 3 Cl b. CH 3 I c. CH 3 Br d. CH 4 9. Arrange the following compounds in order of decreasing chemical shift for the
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: underlined hydrogens (largest δ value first, smallest value last). CH 3 CH 2 CH 3 CH 3 OCH 2 CH 3 Cl 2 CHCH 2 CH 3 ClCH 2 CH 2 CH 3 a b c d a. b > c > a > d b. b > c > d > a c. c > b > a > d d. c > b > d > a 10. An unknown molecule A has 4 signals in the 1 H NMR spectrum. Which of the following corresponds to molecule A? a. b. c. d....
View Full Document

This note was uploaded on 09/19/2011 for the course CHM 2210 taught by Professor Reynolds during the Fall '01 term at University of Florida.

Ask a homework question - tutors are online