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Atomic Theory and Periodic Trends Flashcards | StudBud
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Atomic Theory and Periodic Trends
Atomic Theory and Periodic Trends
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Review of atomic theory and periodic trends
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
Given the graph below, explain why row 6 has a larger radius than row 5.
more electrons
more neutrons
more quarks
more protons
2
This notation format is known as:
hyphen
orbital
Lewis
isotope
3
The equation below is an example of:
beta decay
gamma decay
alpha decay
4
The electrostatic force has to overcome the:
repulsion of the quarks
repulsion of the neutrons
repulsion of the electrons
repulsion of the protons
5
What element is represented by the orbital diagram notation below?
nitrogen
chlorine
neon
fluorine
6
Convert the Bohr model to a Lewis Dot Diagram and show the appropriate number of electrons.
13
5
11
3
7
What does the red underline represent?
valence electrons
unpaired electrons
neutrons
protons
8
The purpose of the strong force is to:
hold atoms next to each other
keep the electrons from repelling each other
hold the nucleus together
keep the nucleus from repelling the electrons
9
Alpha, beta, and gamma decay are all forms of _______________
fusion
fission
10
Fusion occurs in the sun and stars. What is its purpose?
To destroy stable elements lighter than helium
To create stable elements heavier than helium
To destroy elements heavier than uranium
To create stable elements heavier than uranium
11
Calculate the average atomic mass of the element shown below.
6.95
51.64
7.5
6.10
12
Explain why Ca
2+
has a smaller radius than S
2-
Ca loses 2 while S gains 2
Ca gains two while S loses 2
Ca is a nonmetal while S is a metal
13
Given the isotope notation below, calculate the number of protons.
81
46
116
35
14
Give the number of neutrons in the notation below.
78
36
42
114
15
What do the peaks in this graph represent?
errors
halogens
noble gases
alkali metals
16
Dalton's contribution to the atomic theory was
The discovery of the nucleus
The discovery of the proton
The discovery of the electron
All matter is made of atoms