exam 4.09 - NAME _ Chemistry 201, 2009 Examination #4 (180...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
NAME __________________________________ Chemistry 201, 2009 Examination #4 (180 minutes - 200 Points) Please check that your exam has a different set of problems on every page ( nine pages, twelve problems). Please write your name clearly at the top of each page. If you attach extra pages, write your name on these too and staple them to the exam (stapler is located at front of room). Please read the following ground rules . This exam is closed book, closed homework, and closed notes. All work must be performed by each student working independently. You may use a molecular model kit, but you may not share assembled models with other students. Calculators and periodic tables are not permitted. You may ask the instructor questions during the exam to confirm that problems have been correctly and clearly stated. You may also ask for hints, but these will be accompanied by modest point deductions so do this only if you are truly lost. You may begin.
Background image of page 1

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

View Full DocumentRight Arrow Icon
NAME __________________________________ 1. (32 points) Label compounds as requested a. Most and least reactive alcohol in concentrated HBr (with respect to a nucleophilic substitution) CH 3 OH CH 3 O H OH b. Most and least reactive alcohol in concentrated H 3 PO 4 (with respect to formation of an alkene) CH 3 OH OH OH c. Most and least reactive electrophile towards NaI in DMSO OCH 3 O S CF 3 O O Cl d. Most and least acidic molecule CC H CH 3 CO H C H 3 CH 3 SH C H 2 C H 2 C H 2 C H 3 e. Largest and smallest heat of formation 1-butyne 2-butyne 1,3-butadiene f. Largest and smallest stretching frequency SH SD OH g. Most and least % ionized at pH 9 N N H H O C H 3 h. Strongest and weakest hydrogen bond donor H 3 CO OCH 3 C O H N H H C H 3 NH 3 +
Background image of page 2
NAME __________________________________ 2. (15 points) Draw structural formulas for all three of the organometallic reagents that one might make from CH 3 Br. Write the name of the family
Background image of page 3

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

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 10

exam 4.09 - NAME _ Chemistry 201, 2009 Examination #4 (180...

This preview shows document pages 1 - 4. Sign up to view the full document.

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