Chapter 02-B: The Chemical Basis of Life

Chapter 02-B: The Chemical Basis of Life

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. Which of the following represents a trace element in the body?

ANS:   C                     DIF:    Memorization

REF:    Page 35 (Table 2-1)                            TOP:    Basic Chemistry

2. The kind of element is determined by the number of:

ANS:   A                     DIF:    Application     REF:    Page 36

TOP:    Atomic Number and Mass Number

3. Atomic weight is determined by the number of:

ANS:   D                     DIF:    Application     REF:    Page 36

TOP:    Atomic Number and Mass Number

4. Carbon has an atomic number of 6. The number of electrons found in the first shell is:

ANS:   A                     DIF:    Application     REF:    Page 37           TOP:    Energy Levels

5. The atomic number of carbon is 6. How many unpaired electrons are in its outer shell?

ANS:   C                     DIF:    Application     REF:    Page 37           TOP:    Energy Levels

6. A negatively charged subatomic particle that moves around the nucleus is a(n):

ANS:   D                     DIF:    Memorization                                     REF:    Page 36

TOP:    Atomic Structure