General, Organic And Biological Chemistry 3rd Edition By janice Smith – Test Bank

Chapter 11

Introduction to Organic Molecules and Functional Groups

Multiple Choice Questions

1. Which formula represents an organic compound?

1. NaCl
   B. BaSO₄
   C. PH₃
   D. C₄H₁₀

Bloom’s Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Characteristics of Organic Compounds
Topic: Introduction to Organic Chemistry

2. How many covalent bonds does carbon generally form in organic compounds?
   A.2
   B. 3
   C. 4
   D. 8

3. Which element is not a common heteroatom in organic compounds?
   A.N
   B. Na
   C. O
   D. Cl
   E. F

Bloom’s Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Subtopic: Characteristics of Organic Compounds
Topic: Introduction to Organic Chemistry

4. What is the most common multiple bond between carbon and a heteroatom?
   A.a carbon–oxygen double bond (C=O)
   B. a carbon–nitrogen double bond (C=N)
   C. a carbon–nitrogen single bond (C–N)
   D. a carbon–sulfur double bond (C=S)

Bloom’s Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Subtopic: Characteristics of Organic Compounds
Topic: Introduction to Organic Chemistry

What is the shape around each carbon atom in the structure shown below?

1. The shape around each carbon atom is tetrahedral.
   B. The shape around each carbon atom is bent.
   C. The shape around the left carbon atom is tetrahedral and bent around the right carbon atom.
   D. The shape around the left carbon atom is trigonal planar and bent around the right carbon atom.
   E. The shape around the left carbon atom is trigonal planar and linear around the right carbon atom.

21. The functional group of which type of compound does not contain a carbonyl group?
    A.aldehyde
    B. carboxylic acid
    C. ether
    D. ester
    E. ketone

27. Which formula represents an inorganic compound?
    A.CH₃CO₂CH₂CH₃
    B. CH₃NHCH₂CH₃
    C. ClCCCl
    D. CaCl₂

31. The functional group of which type of compound contains a carbonyl group?
    A.amide
    B. alcohol
    C. ether
    D. amine

36. How many covalent bonds does nitrogen typically form in organic compounds?
    A.1
    B. 3
    C. 5
    D. 8

39. Which compound has the highest boiling point?
    A.HOCH₂CH₂OH
    B. CH₃NHCH₂CH₃
    C. CH₃CO₂CH₂CH₃
    D. NaCH₃COO

40. Which compound is most flammable?
    A.HOCH₂CH₂OH
    B. NaCl
    C. CO₂
    D. HCl

58. Compounds related as constitutional isomers have
A. the same number of chirality centers.
B. the same functional groups.
C. the same molecular formulas.
D. the same smell.