Ace your exams with this expertly curated Organic Chemistry Test Bank designed for CHEM 231, CHEM 241, and CHEM 351 courses. This resource includes 70 multiple-choice questions (MCQs) covering key topics such as IUPAC nomenclature, reaction mechanisms, stereochemistry, hydrocarbons, functional grou...
Which of the following is the most stable conformation of cyclohexane? A) Chair
B) Boat
C) Twist-Boat
D) Planar
Answer: A) Chair
Learning Objective: Understand the conformational isomerism of cyclohexane and
recognize the most stable conformation.
Question 2:
What is the IUPAC name of the compound with the structure CH₃CH₂CH(OH)CH₃?
A) 2-Butanol
B) 1-Butanol
C) 3-Butanol
D) 2-Methylpropanol
Answer: A) 2-Butanol
Learning Objective: Apply IUPAC nomenclature rules to name alcohols.
Question 3:
What type of reaction is the conversion of ethene to ethane?
A) Oxidation
B) Reduction
C) Substitution
D) Elimination
, Answer: B) Reduction
Learning Objective: Classify reactions based on the addition or removal of hydrogen
and the loss or gain of electrons.
Question 4:
Which reagent is best for the hydration of an alkene to form an alcohol?
A) H₂/Pt
B) H₂O/H⁺
C) O₃/Zn
D) PCC
Answer: B) H₂O/H⁺
Learning Objective: Identify reagents used in the hydration of alkenes to form
alcohols.
Question 5:
What is the hybridization of the central carbon atom in acetylene (C₂H₂)?
A) sp³
B) sp²
C) sp
D) sp³d
Answer: C) sp
Learning Objective: Predict the hybridization of carbon atoms in molecules based on
their bonding and geometry.
Question 6:
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