F06 midterm1

F06 midterm1 - Last Name First Name MI Student ID Number :...

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

View Full Document Right Arrow Icon
Last Name Student ID Number : First Name MI Name of your TA: Breewan / Paul / Ryan Total: /100 Discussion Section - Day : Time: Chem 30 A Fall 2006 Midterm # 1 (50 Mins) Wednesday, October 25, 2006 DO NOT OPEN THIS EXAM UNTIL INSTRUCTED TO DO SO Best of Luck !!! Signature Page Point Score 1 2 3 10 5 5 He Ne Ar Kr Xe F Cl Br I O S Se Te N P As Sb C Si Ge Sn B Al Ga In 4 2.1 H Be Mg Ca Sr 1.5 1.2 1.0 1.0 2.0 1.5 1.8 2.1 2.5 3.0 2.8 2.4 2.0 1.8 1.6 1.7 1.8 1.9 2.1 2.5 5 6 7 8 9 Total Electronegativity values for some atoms (Pauling scale) 20 100
Background image of page 1

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

View Full DocumentRight Arrow Icon
Instructor: Manashi Chatterjee Ph.D. Fall 2006 – Midterm -1 1. Identify the stereochemistry in each of the following compounds as R or S . Note: if multiple stereocenters are present, indicate the stereochemical designations as: RR , SS , RS , or SR (no commas or spaces). (3 points) HO H O O O O 2. What is the relationship between each pair of molecules shown below? (Use i (identical), c (constitutional isomers), e (enantiomers), d (diastereomers), or nr (no relationship). (3 points) Br CH 3 Br H H CH 3 H 3 C H Br Br 1. 2. 3. 3. Which of the following structures is different from the other three? Answer is: ___ (2 points) H 3 2 C Br 3 H Br 2 3 H H 3 C H 2 3 2 3 Br H H 3 C 3 1 2 34 4. Identify the structures that represent the cis isomer? Answer: __________ (2 points) 3 3 3 3 3 3 CH 3 a b c d 3 1
Background image of page 2
Instructor: Manashi Chatterjee Ph.D. Fall 2006 – Midterm -1 5. Answer sub-questions 1- 5 after carefully analyzing the structure of molecule A. O O Molecule A 1. Write the molecular formula of molecule A: _______________ (2 points) 2. Molecule A has (give numbers) (4 points) (a) _______ atom(s) with open octets, (b) _______ atom(s) with lone pair(s), (c) _______ atom(s) with sp 2
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.

This test prep was uploaded on 04/06/2008 for the course CHEM 30A taught by Professor Chatterjee during the Fall '08 term at UCLA.

Page1 / 11

F06 midterm1 - Last Name First Name MI Student ID Number :...

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