Question

Name: Discussion TF: BUD: Discussion section: Homework #8 Fall 2019-Duc Wednesday 11/6 by 5 pm in the boxes outside SCI 299 Please make sure the put your name, discussion TF and BU ID on the top of this page. This problem set must be printed out and answers directly written on the printout. No late homework is accepted. 1) Below is molecule 1. Put in order the strongest C-H bond (least stable radical) 10 wcakest C-H bond (most stable radical). HE На Ha Не molecule 1 Most stable radical Weakest C-H bond Least stable radical Strongest C-H bond 2) Below are different radicals. Put them in order from most stable to least stable most least stable stable 3) When propane is treated with Cl2 you get 44% of the primary product and 56% of the secondary product. When you switch to butane the selectivity goes up for the secondary product. Explain the difference between the product distribution between propane and butune. Cl2 light 44% 56% Clę light W c 28% + 72% Explanation

Answer 1

He Canjagahion better nadical ond adi cal en dousle bond ond dle Lond are Aaard ptable rodical 2 BC>A Mest cenjugate me NO alpha tydiegon Rodica Conjugad Radical doulle bond doule Lond to adical tsiple doulle Lond Lond

ch-en -c CMs-CM2-Cn3 (64 hyaagen) CM-CHCM3 1 C-4-n 2 (24 hydrey) J M3-cn-Ch (2a Myduogen) u-cMC CM3 2 t24 22t 2a462 64

(52 Ay dregan light (5a tydagn) tight (22 hydaays) (2a hydnagen) 42 41 28 Y 14 A - 721 14a