Test Bank For Molecular Cell Biology 8th Edition By Harvey Lodish

 ISBN-13: 9781464183393, ISBN: 9781319117191

Chemical Foundations

Test Bank

Section 2.1

1. Covalent bonds between which of the following pairs of atoms are nonpolar?
2. C–C
3. C–H
4. O–H
5. a and b

Ans: d

Question Type: Multiple Choice

Chapter: 2.1

Blooms: Remembering

Difficulty: Easy

2. Which of the following is a noncovalent interaction?
3. hydrophobic effect
4. ionic interactions
5. van der Waals interactions
6. all of the above

Ans: d

Question Type: Multiple Choice

Chapter: 2

Blooms: Remembering

Difficulty: Easy

3. Which of the following is the strongest interaction?
4. hydrogen bond
5. ionic bond
6. phosphoanhydride bond
7. van der Waals interaction

Ans: c

Question Type: Multiple Choice

Chapter: 2

Blooms: Understanding

Difficulty: Easy

4. Which of the following is the weakest interaction?
5. hydrogen bond
6. ionic bond
7. phosphoanhydride bond
8. van der Waals interaction

Ans: d

Question Type: Multiple Choice

Chapter: 2

Blooms: Understanding

Difficulty: Easy

5. When two atoms differing in electronegativity are joined in a covalent bond, then the:
6. electrons are shared equally between the atoms.
7. bond is nonpolar.
8. resulting compound is devoid of any dipole moment.
9. atom with the greater electronegativity attracts the bonded electrons more strongly.

Ans: d

Question Type: Multiple Choice

Chapter: 2

Blooms: Understanding

Difficulty: Moderate