Question 1

Which of the following statements best describes an organohalide?

Accepted Answer

A compound containing a halogen atom bonded to an alkyl or aryl group.

Question 2

What is the correct IUPAC name for the following compound: $$CH_3CH_2CH_2Br$$?

Accepted Answer

1-Bromopropane

Question 3

Which of the following is a primary alkyl halide?

Accepted Answer

1-Bromopropane

Question 4

When naming an alkyl halide, what is the first step according to IUPAC rules?

Accepted Answer

Identify the longest carbon chain and name it as the parent.

Question 5

Which property increases as you go down the halogen group in the periodic table?

Accepted Answer

Boiling point of the corresponding alkyl halide

Question 6

What is the major product when methane reacts with chlorine in the presence of light?

Accepted Answer

Chloromethane ($$CH_3Cl)$$

Question 7

Which reagent is commonly used for the selective bromination of allylic positions in alkenes?

Accepted Answer

N-Bromosuccinimide (NBS)

Question 8

What is the product of the reaction between 1-bromobutane and magnesium in dry ether?

Accepted Answer

Butyl magnesium bromide ($$C_4H_9MgBr)$$

Question 9

Which of the following reactions is an example of an organometallic coupling reaction?

Accepted Answer

Reaction of alkyl halide with palladium catalyst to form a new C-C bond

Question 10

Which of the following best describes the oxidation of methane to methanol?

Accepted Answer

Increase in the number of C-O bonds

Question 11

What is the correct order of increasing oxidation level for the following compounds: $$CH_3CH_2OH$$, $$CH_3CHO$$, $$CH_3COOH$$?

Accepted Answer

$$CH_3CH_2OH \u003c CH_3CHO \u003c CH_3COOH$$

Question 12

Which of the following is NOT a method for preparing alkyl halides from alcohols?

Accepted Answer

Reaction with sodium hydroxide ($$NaOH)$$

Question 13

Which statement about the C-X bond in alkyl halides is correct?

Accepted Answer

The C-X bond is polar, with the carbon atom bearing a slight positive charge.

Question 14

Which of the following is the correct product for the reaction of cyclohexanol with thionyl chloride ($$SOCl_2$$)?

Accepted Answer

Cyclohexyl chloride

Question 15

In the radical halogenation of alkanes, which step determines the selectivity of the reaction?

Accepted Answer

Propagation step

Question 16

Which of the following is a secondary alkyl halide?

Accepted Answer

2-Chloropropane

Question 17

What is the major product when 2-methylpropane reacts with chlorine in the presence of light?

Accepted Answer

2-Chloro-2-methylpropane

Question 18

Which of the following is a correct statement about the preparation of alkyl halides using NBS?

Accepted Answer

NBS selectively brominates allylic positions in alkenes.

Question 19

Which of the following reactions is used to synthesize Grignard reagents?

Accepted Answer

Reaction of alkyl halide with magnesium in dry ether

Derivatives of Hydrocarbons – Organohalides: Structure, Nomenclature, Properties, Preparation, and Reactions

Study Guide - Practice Questions