A Molecular Approach to Chemistry

Identify the likely major product(s) of the reaction shown.

• I and III

• I and IV

• I

• III

• II

Which of the following are possible termination steps in the chlorination of methane?

• III and IV

• II and IV

• I and III

• I and II

Rank the following radicals in order of decreasing stability (most stable to least stable).

• III > II > I > IV

• III > I > II > IV

• II > III > I > IV

• III > IV > II > I

• IV > I > II > III

Tags

NGSS.HS-PS1-4

In the molecule shown below, determine which of the highlighted C-H bonds (from a to e) is expected to have the lowest bond dissociation energy.

• C-H_d

• C-H_a

• C-H_c

• C-H_b

• C-H_e

Tags

NGSS.HS-PS1-4

What reagents would best accomplish the following synthesis?

• Br₂

• PBr₃

• NBS, heat

• CH₃Br

Which of the following is expected to function as an antioxidant?

• II

• I

• III

• I, II, III, and IV

• IV

Tags

NGSS.HS-PS1-2

Which term most accurately describes the process shown below?

• coupling

• hydrogen abstraction

• halogen abstraction

• elimination

• homolytic cleavage

Which of the following would you expect to function as an initiator at the lowest temperature?

• III

• II

• IV

• I

Tags

NGSS.HS-PS1-5

Which term most accurately describes the process shown below?

• halogen abstraction

• hydrogen abstraction

• coupling

• elimination

• homolytic cleavage

Which of the following is expected to be a major product for the reaction shown below?

• I

• II

• IV

• III

Tags

NGSS.HS-PS1-1