CHEM_354_Exam_1_Fall_2003

CHEM_354_Exam_1_Fall_2003 - Multiple Choice: 3 points each...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
Multiple Choice: 3 points each 1. The IR peak that distinguishes a 1º amine and a 1º amide is at ___________cm -1 . a. 3450 and 3350 (two peaks) b. 2200 c. 1650 d. 1350 2. Which of the following techniques can readily distinguish between CH 3 COOCH 2 CH 3 and CH 3 OOCCH 2 CH 3 ? IR 1 H NMR 13 C NMR Mass Spectrometry A B C D a. C and D b. B, C and D c. all but B d. A and C 3. Which of the following compounds shows two singlets at 1.3 and 2.1 ppm with a corresponding relative integration ratio of 3:1 in 1 H NMR. a. CH 3 OOCC(CH 3 ) 3 b. (CH 3 O) 2 C=C(OCH 3 ) 2 c. CH 3 COOC(CH 3 ) 3 d. CH 3 COCH 2 CH 2 COCH 3 4. Addition of H 2 O/H + to styrene (PhCH=CH 2 ) will form a compound that will show a peak at ________ cm -1 on an IR spectrum. a. 1740 b. 3300 c. 1695 d. 1050 5. The molecular ion cluster of a compound shows the following M + /(M+2)/M+4) with a relative ratio of intensities 1:2:1. The molecular formula of the compound contains _______ atoms. a.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 8

CHEM_354_Exam_1_Fall_2003 - Multiple Choice: 3 points each...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online