Understanding SN1, SN2, E1, and E2 Mechanisms

Understanding SN1, SN2, E1, and E2 Mechanisms

Assessment

Interactive Video

Chemistry

11th - 12th Grade

Practice Problem

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary factor in determining whether a reaction follows an SN1, SN2, E1, or E2 mechanism?

The type of solvent used

The strength of the nucleophile or base

The temperature of the reaction

The concentration of the reactants

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of nucleophile is preferred for an SN2 reaction?

Weak nucleophile

Bulky nucleophile

Strong nucleophile

Neutral nucleophile

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of bulky bases in E2 reactions?

They hinder the formation of carbocations

They favor SN1 reactions

They stabilize the transition state

They promote elimination over substitution

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the first example, what is identified as the leaving group?

Iodine

Chlorine

Bromine

Fluorine

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the second example, what type of base is used?

Strong base

Weak base

Bulky base

Neutral base

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the major product when a strong nucleophile and weak base are used in a reaction?

SN1 product

E1 product

E2 product

SN2 product

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the third example, what is the role of NaOH in the reaction?

Neutral nucleophile

Weak base

Strong nucleophile and strong base

Weak nucleophile

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