Skip to main content
United States
Jump To
Support
Register or Log In
Support
Register or Log In
Instructors
Browse Products
Getting Started
Students
Browse Products
Getting Started
Return to Chemistry for the Biosciences 4e Student Resources
Chapter 2 Multiple-choice questions
Atoms: the foundations of life
Quiz Content
*
not completed
.
An atom of sodium has an atomic number of 11 and a mass number of 23. Which of the following statements is correct?
An atom of sodium has 11 protons, 11 electrons, and 11 neutrons.
correct
incorrect
An atom of sodium has 11 protons, 12 electrons, and 11 neutrons.
correct
incorrect
An atom of sodium has 11 protons, 11 electrons, and 12 neutrons.
correct
incorrect
An atom of sodium has 11 protons, 12 electrons, and 12 neutrons.
correct
incorrect
*
not completed
.
An atom of phosphorus has an atomic number of 15 and a mass number of 31. How many neutrons does it contain?
15
correct
incorrect
16
correct
incorrect
31
correct
incorrect
*
not completed
.
What is the chemical symbol for magnesium?
Ma
correct
incorrect
Mn
correct
incorrect
M
correct
incorrect
Mg
correct
incorrect
*
not completed
.
Complete the following sentence: 'Different isotopes of the same element have...'
...the same number of protons, but differing numbers of neutrons and electrons
correct
incorrect
...the same number of neutrons, but differing numbers of protons and electrons
correct
incorrect
...the same number of protons and neutrons, but differing numbers of electrons
correct
incorrect
...the same number of protons and electrons, but differing numbers of neutrons
correct
incorrect
*
not completed
.
Shell three contains how many sub-shells?
1
correct
incorrect
2
correct
incorrect
3
correct
incorrect
4
correct
incorrect
*
not completed
.
The 3d subshell can hold a maximum of how many electrons?
1
correct
incorrect
2
correct
incorrect
6
correct
incorrect
8
correct
incorrect
10
correct
incorrect
*
not completed
.
Calcium has an atomic number of 20. What is its electronic configuration?
1s
2
2s
2
2p
6
correct
incorrect
1s
2
2s
2
2p
6
3s
2
3p
6
3d
2
correct
incorrect
1s
2
2s
2
2p
6
3s
2
3p
6
4s
2
correct
incorrect
1s
2
2s
2
2p
6
2d
2
3s
2
3p
6
correct
incorrect
*
not completed
.
Which of the following places the atomic subshells in the correct order of relative energy, starting with the subshell of lowest energy?
d, p, s
correct
incorrect
s, d, p
correct
incorrect
s, p, d
correct
incorrect
p, s, d
correct
incorrect
*
not completed
.
There are how many naturally-occurring isotopes of oxygen?
1
correct
incorrect
2
correct
incorrect
3
correct
incorrect
4
correct
incorrect
*
not completed
.
The mass of a single atom of a particular isotope is called which of the following?
Its atomic number
correct
incorrect
Its atomic weight
correct
incorrect
Its atomic mass
correct
incorrect
Its relative atomic mass
correct
incorrect
*
not completed
.
The identity of a chemical element is determined by which of the following?
The number of protons it possesses
correct
incorrect
The number of neutrons it possesses
correct
incorrect
The number of electrons it possesses
correct
incorrect
The sum of the number of protons and neutrons it possesses
correct
incorrect
The sum of the number of protons and electrons it possesses
correct
incorrect
*
not completed
.
Which of the following statements correctly defines the terms anion and cation?
An anion is a negatively charged ion; a cation is a positively charged ion.
correct
incorrect
An anion is a positively charged ion; a cation is a negatively charged ion.
correct
incorrect
*
not completed
.
Which of the following statements correctly defines the terms period and group as they relate to the periodic table?
A period is a horizontal row in the periodic table; a group is a vertical column.
correct
incorrect
A group is a horizontal row in the periodic table; a period is a vertical column.
correct
incorrect
*
not completed
.
Which of the following statements correctly defines the terms period and group as they relate to the periodic table?
Elements on the left of the periodic table have high ionization energies; they form positive ions readily
correct
incorrect
Elements on the left of the periodic table have low ionization energies; they form positive ions readily
correct
incorrect
Elements on the left of the periodic table have high ionization energies; they form negative ions readily
correct
incorrect
Elements on the left of the periodic table have low ionization energies; they form positive ions readily
correct
incorrect
Previous Question
Submit Quiz
Next Question
Reset
Exit Quiz
Review & Submit
Submit Quiz
Are you sure?
You have some unanswered questions. Do you really want to submit?
Back to top
Printed from , all rights reserved. © Oxford University Press, 2024
Select your Country