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# BIOL 103 ATOMS QUIZ

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Author: Joyce Buda
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Atoms Quiz
Question 1
Points: 10 out of 10
Gold is abbreviated Au.

How many protons does gold have?
79
197
118
276
Feedback
Correct. This is the atomic number.
Question 2
Points: 10 out of 10
An atom is converted into an ion by adding or removing ___________________.
neutrons
electrons
protons
Feedback
Correct. When electrons are added or removed from an atom, the charge of the atom changes and the atom becomes an ion.
Question 3
Points: 10 out of 10
Gold is abbreviated Au in the periodic table.

What is the atomic mass of gold?
79
197
118
276
Feedback
Correct. The atomic mass is written below the element abbreviation on the periodic table.
Question 4
Points: 10 out of 10
Zinc is abbreviated Zn. What is the atomic mass of zinc?

35
65.39
30
95
Feedback
Correct. The atomic mass is written below the element abbreviation on the periodic table.
Question 5
Points: 10 out of 10
Fluorine, F, has an atomic number of 9 and an approximate atomic mass of 19. How many neutrons does a fluorine atom have?

10
9
19
28
Feedback
Correct. This is the number of neutrons. The number of neutrons = the atomic mass - the atomic number
Question 6
Points: 10 out of 10
Beryllium, Be, has an atomic number of 4 and an atomic mass of approximately 9. How many protons does a beryllium atom have?

9
13
4
5
Feedback
Correct! The atomic number is the number of protons.
Question 7
Points: 10 out of 10
Zinc is abbreviated Zn. How many electrons does zinc have in its first shell?

2
8
197
79
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Correct. The first shell carries a maximum of 2 electrons.
Question 8
Points: 10 out of 10
Fluorine, F, has an atomic number of 9 and an approximate atomic mass of 19. How many protons does a fluorine atom have?

10
28
9
19
Feedback
Correct! The atomic number is the number of protons.
Question 9
Points: 10 out of 10
What would be the charge of a beryllium atom that has a full outer shell?

no charge
+1
-1
+2
Feedback
Correct! Beryllium would lose the 2 electrons in the outer shell.
Question 10
Points: 0 out of 10
How many electrons does a neon atom have in its second shell?

2
10
20
8
Feedback
Incorrect. This is the total number of electrons. But, two of these electrons are in the first shell.

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