Select the word or phrase that complete each sentence (constitutional isomers, diastereomers, enantiomers, meso compounds, higher, lower, reaction, addition, carbocation, carbanion, nucleophile, electrophile, elimination, heterolysis, homolysis, reagent, substitution, stronger, weaker, charge, concerted, two step, SN1, SN2, racemization, hyperconjugation, alkyl halides, inversion):     A …………………………. is a sp2 hybridized and trigonal planar and contains a vacant p orbital.  Complete word/phrase and correct spelling (verbatim) is required. No partial credit.

Which of the following alkyl halides undergoes the fastest SN2 reaction with sodium cyanide, NaCN?

What is the equation for the rate of formation of tert-butyl alcohol from the reaction of tert-butyl bromide (t-BuBr) with water.

Predict the two most likely mechanisms for the reaction of 2-iodohexane with sodium ethoxide.

Which of the following solvents is the best choice for the reaction of 1-chlorohexane with sodium bromide?

Which of the following represents the transition state of the rate-determining step in the reaction between tert-butyl bromide and methanol leading to elimination?

What is (are) the elimination product(s) of the following reaction?  

Which of the following represents the transition state of the rate-determining step in the reaction between 2-bromopropane and sodium methoxide leading to elimination?

The reaction of tert-butyl chloride, (CH3)3CCl, with water in an inert solvent gives tert-butyl alcohol, (CH3)3COH. What is the effect of doubling the concentration of water on the rate of the reaction?

Consider the bond dissociation energies listed below in kcal/mol.CH3-Br                      70CH3CH2-Br             68(CH3)2CH-Br          68(CH3)3C-Br              65These data show that the carbon-bromine bond is weakest when bromine is bound to a ________.