Chapter 08 Periodic Relationships Among the Elements

Chapter 08 Periodic Relationships Among the Elements

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

Multiple Choice Questions

1. The law of octaves was proposed by
   A.G. N. Lewis.
   B. John Newlands.
   C. Dmitri Mendeleev.
   D. J. J. Thompson.
   E. Ernest Rutherford.

Bloom’s Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Section: 08.01
Subtopic: Development of the Periodic Table
Topic: Chemical Periodicity

2. The law of octaves states that every eighth element has similar properties when arranged in order of increasing
   A.nuclear binding energy.
   B. number of electrons.
   C. number of neutrons.
   D. atomic mass.
   E. atomic number.

Bloom’s Level: 2. Understand
Difficulty: Easy
Gradable: automatic
Section: 08.01
Subtopic: Development of the Periodic Table
Topic: Chemical Periodicity

3. As opposed to early periodic tables based on the law of octaves, modern periodic tables arrange the elements in order of increasing
   A.nuclear binding energy.
   B. number of neutrons.
   C. atomic mass.
   D. atomic number.
   E. atomic size.

Bloom’s Level: 3. Apply
Difficulty: Easy
Gradable: automatic
Section: 08.01
Subtopic: Development of the Periodic Table
Topic: Chemical Periodicity

4. Mendeleev proposed the existence of an unknown element that he called eka-aluminum. This element is now called
   A.gallium.
   B. silicon.
   C. magnesium.
   D. boron.
   E. germanium.

Bloom’s Level: 2. Understand
Difficulty: Medium
Gradable: automatic
Section: 08.01
Subtopic: Development of the Periodic Table
Topic: Chemical Periodicity

5. The chief contribution of physicist Henry Moseley to atomic theory was
   A.the discovery of the periodic law.
   B. the determination of the charge of the proton.
   C. the measurement of the atomic numbers of the elements.
   D. the scientist who determined the electric charge of the electron.
   E. the discovery of the law of octaves.

Bloom’s Level: 1. Remember
Difficulty: Easy
Gradable: automatic
Section: 08.01
Subtopic: Development of the Periodic Table
Topic: Chemical Periodicity