Which Is the Most Likely Mechanism for the Following Reaction

Q36: How many unique β carbons are found

Q37: Which of the following is most likely

Q38: Which of the following is most likely

Q39: What is the major elimination product in

Q40: Which of the following alkyl halides would

Q42: How many different E2 products can form

Q43: Select the elimination product(s)formed by treating the

Q44: What is the product of the following

Q45: Which of the following is the least

Q46: What is the major product and likely