Practice Exam 4 Key

Practice Exam 4 Key - 1. (12 pt) Answer the following...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
1 1. (12 pt) Answer the following multiple choice questions. i. Which of the following has unpaired electrons? a. Zn(H 2 O) 6 2+ b. Fe(NH 3 ) 6 2+ (strong field) c. Co(CN) 6 3- (strong field) d. Mn(CN) 6 2- ii. Fluoride ion ranks low on the spectrochemical series and produces weak crystal field in complex ions. Based on this information, predict the number of unpaired electrons in CoF 6 3- . a. 0 b. 1 c. 2 d. 3 e. 4 iii. The ____ isomer of the complex ion Ni(en) 2 Cl 2 exhibits optical isomers, but the ____ isomer does not. a. cis, trans b . trans, cis c. both cis and trans isomers have optical isomers d. neither the cis nor the trans isomer have optical isomers iv. ________ amines have three hydrocarbon groups attached to the nitrogen. a. primary b. secondary c. tertiary d. cannot be determined v. All chain alkanes have the formula: a. C n H n b. C n H 2n c. C n H 2n-2 d. C n H 2n+2 vi. All hydrocarbons can exhibit geometrical isomerism. a. True b. False
Background image of page 1

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

View Full DocumentRight Arrow Icon
2 2. (10 pt) Calculate the amount of energy released per gram of hydrogen nuclei reacted for the following reaction.
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/21/2009 for the course CHEM 105BL taught by Professor Warshel during the Spring '07 term at USC.

Page1 / 10

Practice Exam 4 Key - 1. (12 pt) Answer the following...

This preview shows document pages 1 - 3. Sign up to view the full document.

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