Would the following nucleophiles be more likely to participate in an S_N1 or S_N2 reaction?

(d) NH₃

Would the following nucleophiles be more likely to participate in an S_N1 or S_N2 reaction?

(e) H₂O

Would the following nucleophiles be more likely to participate in an S_N1 or S_N2 reaction?

(f)

Identify the following solvents as polar protic, polar aprotic, or nonpolar.

(a)

Identify the following solvents as polar protic, polar aprotic, or nonpolar.

(c)

Identify the following solvents as polar protic, polar aprotic, or nonpolar.

(e)

Which nucleophile would be more reactive in the solvent given?

(a)

Which nucleophile would be more reactive in the solvent given?

(b)

Which nucleophile would be more reactive in the solvent given

(c)

Will the following S_N2 reaction proceed more rapidly in DMSO or H₂O?

Formation of the carbocation should be fastest for which leaving group?

(a)

Formation of the carbocation should be fastest for which leaving group?

(b)

Formation of the carbocation should be fastest for which leaving group?

(c)

Which of the following is the better leaving group in a polar aprotic solvent?

(a) HO⁻ vs. F⁻

Which of the following is the better leaving group in a polar aprotic solvent?

(b)

Which of the following is the better leaving group in a polar aprotic solvent?

(c) Br ⁻ vs. I ⁻

Which reaction would be faster, the one with DMSO as the solvent or the one with ethanol (EtOH)?

The following reaction, though run under standard solvolysis conditions, occurs via an S_N2 reaction. Why?

For each solvent, indicate the most likely substitution reaction to take place.

(a)

For each solvent, indicate the most likely substitution reaction to take place.

(b)

For each solvent, indicate the most likely substitution reaction to take place.

(d)

For each solvent, indicate the most likely substitution reaction to take place.

(e)

For each solvent, indicate the most likely substitution reaction to take place.

(f)

For each solvent, indicate the most likely substitution reaction to take place.

(g)

Would you expect the following conditions to favor S_N1 or S_N2?

(a)

Would you expect the following conditions to favor S_N1 or S_N2?

(b)

Would you expect the following conditions to favor S_N1 or S_N2?

(d)

Suggest a mechanism for the following substitution reactions.

(a)

Suggest a mechanism for the following substitution reactions.

(b)

Suggest a mechanism for the following substitution reactions.

(c)