What is the nucleophile in the reaction shown below? 
Definitions:
Width Of A Column
The measurement of how broad or narrow a column is in a table or spreadsheet, affecting how data is displayed or read.
Shift Key
A modifier key on a keyboard used to type capital letters and other alternate "upper" characters.
Ruler
A tool in graphics and word processing software that helps users align text, graphics, and other elements within a document.
Modified Block
A format style for business letters where the body is left-aligned, and the date and closing begin at the center point.
Q16: Name the structure. <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB1830/.jpg" alt="Name the
Q34: Provide the structure of the major organic
Q38: Provide the major organic product of the
Q42: Provide the structure of the major organic
Q49: Draw the major organic product generated in
Q63: Give the major product(s)for the following reaction.
Q78: Give the major product for the following
Q95: What reagent can best be used to
Q116: When (S)-1-bromo-1 phenylethane undergoes an S<sub>N</sub>1 reaction
Q145: Draw the important resonance structures of:<br>H<sub>2</sub><br><sub> </sub>