Chapter 02 Chemical Composition of the Body

Chapter 02 Chemical Composition of the Body

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

Multiple Choice Questions

1. In an atom, the number of
   A.Protons always equals the number of neutrons
   B. Of protons always equals the number of electrons
   C. Of neutrons always equals the number of electrons
   D. Both protons always equals the number of neutrons and of protons always equals the number of electrons are correct
   E. All of the choices are correct

Bloom’s Level: 1. Remember
Section 2.01
Topic: Chemistry
 

2. An atom’s identity is directly determined by
   A. The number of electrons it has
   B.  The number of neutrons it has
   C.  The number of protons it has
   D.  The number of bonds it can form
   E.  Its atomic weight

Bloom’s Level: 1. Remember
Section 2.01
Topic: Chemistry
 

3. Carbon-12 and carbon-14 are isotopes. They differ in the number of
   A.Protons
   B. Neutrons
   C. Electrons
   D. Chemical bonds they can form
   E. All of the choices are correct

Bloom’s Level: 1. Remember
Section 2.01
Topic: Chemistry
 

4. A covalent bond between two atoms is
   A. Formed when each atom shares one of its inner-orbit electrons with the other atom
   B.  Formed when each atom shares one of its outer-orbit electrons with the other atom
   C.  The strongest of the chemical bonds
   D.  Formed when each atom shares one of its inner-orbit electrons with the other atom and the strongest of the chemical bonds
   E.  Formed when each atom shares one of its outer-orbit electrons with the other atom and the strongest of the chemical bonds

Bloom’s Level: 1. Remember
Section 2.02
Topic: Chemistry
 

5. Ions are
   A.Electrically neutral
   B. Electrically charged
   C. Formed by the gain or loss of protons from the nucleus
   D. Electrically charged and formed by the gain or loss of protons from the nucleus
   E. None of the choices are correct

Bloom’s Level: 1. Remember
Section 2.01
Topic: Chemistry