CHEM 232 Exam 2 Questions and Answers Already Passed Latest Update

CHEM 232 Exam 2 Questions and Answers Already Passed Latest Update acidity _____ going down columns on the periodic table - Answers increases stronger acid = ________ conjugate base - Answers weaker acidity _____ going left to right across a row on the periodic table - Answers increases what hybridization makes the strongest acid - Answers sp what hybridization makes the weakest acid - Answers sp3 what hybridization makes the strongest base - Answers sp3 what hybridization makes the weakest base - Answers sp is pka 3.2 (H-F) weaker or stronger than pka -10 (H-I) - Answers Pka -10 (H-I) larger angle = _____ stable - Answers more which angle is larger? 60 or 120 - Answers 120, so its more stable what is a confirmation? - Answers a twisted structure CnH2n+2 - Answers alkane formula CnH2n - Answers cycloalkane formula primary source of alkanes - Answers petroleum what is catalytic cracking - Answers mix of alkanes (C12 & higher) --- (catalyst @ 500 C) highly branched hydrocarbons (C5-C10) common name of isoctane - Answers gasoline ch4 - Answers methane c2h6 - Answers ethane c3h8 - Answers propane c4h10 - Answers butane prefix meth- - Answers 1 carbon prefix eth- - Answers 2 carbons prefix prop- - Answers 3 carbons Prefix but- - Answers 4 carbons prefix pent- - Answers 5 carbons what does the change from EX. methane to methyl represent - Answers the removal of one hydrogen CH3-H -- CH3 substituents have to be listed _____ - Answers alphabetically the # in front of the name is - Answers where the substituent branches from when 2 substituents are on the same carbon you have to ... - Answers use that # two times EX. 4-ethyl-4-methyloctane for identical substituents, use ____ - Answers prefixes, such as di-, tri, tetra-,