Rank the following substrates from most to least reactive in an SN2 reaction. 
Definitions:
Metalworker
An artisan or craftsman who shapes and molds metals into various objects, structures, or components, employing methods like welding, forging, and casting.
Diagnostic Procedure
A medical test performed to aid in the diagnosis or detection of disease.
Dosimeter
A device that measures exposure to ionizing radiation and helps in assessing the dose received by an individual or an object.
Radiation Exposure
The state of being exposed to ionizing radiation or radioactive substances, which can have health impacts.
Q12: Upon treatment with NBS and irradiation with
Q18: Predict the reagent(s)required to complete the following
Q35: Provide a stepwise synthesis for the following.
Q43: Which of the following is an acceptable
Q45: Provide the systematic IUPAC name for BrCH<sub>2</sub>CH<sub>2</sub>C≡CCH<sub>2</sub>CH<sub>3</sub>.<br>A)1-Bromo-3-hexyne<br>B)6-Bromo-3-hexyne<br>C)1-Bromo-2-hexyne<br>D)6-Bromo-4-hexyne<br>E)1-Bromo-4-hexyne
Q50: What is a cation?
Q59: Based upon the following energy diagram,is this
Q68: Provide the systematic IUPAC name for Cl<sub>3</sub>C(CH<sub>2</sub>)<sub>4</sub>C≡CH.<br>A)4,4,4-Trichloro-1-butyne<br>B)1,1,1-Trichloro-6-heptyne<br>C)1,1,1-Trichloro-5-heptyne<br>D)6,6,6-Trichloro-1-hexyne<br>E)7,7,7-Trichloro-1-heptyne
Q80: What is wrong with the following mechanism?
Q139: Which of the following is an acceptable