Honor's Atomic Structure & Average Atomic Mass Quiz (10/21/2024)
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Last updated 6 months ago
13 questions
Required
4 points
4
Question 1
1.
The diagram of an atom below shows two regions, the nucleus (1) and the area surrounding the nucleus (2).
Required
4 points
4
Question 2
2.
Atoms are __________ because they have the same number of protons and electrons.
Protons have a __________ charge, electrons have a __________, and neutrons are__________.
Required
3 points
3
Question 3
3.
The estimated average atomic mass of Silicon could be __________ amu because the __________ abundant isotope is __________.
Required
2 points
2
Question 4
4.
An atom has 7 protons, 7 electrons, and 8 neutrons. What is its atomic mass?
Required
2 points
2
Question 5
5.
Given the isotope of Oxygen-18, how many neutrons does this isotope have?
Required
2 points
2
Question 6
6.
Given the isotope of Carbon-12, how many neutrons does it contain?
Required
2 points
2
Question 7
7.
Given the isotope of Chlorine-35, how many neutrons does it possess?
Required
2 points
2
Question 8
8.
An atom of Carbon-13 (C-13) contains 6 protons. How many neutrons does this atom contain?
Required
2 points
2
Question 9
9.
There are _______ neutrons in this lithium atom.
Required
2 points
2
Question 10
10.
If an atom has 17 protons, 18 neutrons, and 17 electrons, what is the mass of this atom?
Required
2 points
2
Question 11
11.
Which particles have almost the same mass?
Required
2 points
2
Question 12
12.
Which of the following represents a pair of isotopes?
Required
4 points
4
Question 13
13.
An element has three naturally occurring isotopes: Isotope A (75% abundance, atomic mass 70 amu), Isotope B (20% abundance, atomic mass 71 amu), and Isotope C (5% abundance, atomic mass 72 amu). What is the average atomic mass of the element?