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Chapter 16 Atoms and Periodic Table Exam Flashcards | StudBud
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Chapter 16 Atoms and Periodic Table Exam
Chapter 16 Atoms and Periodic Table Exam
30 terms
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StudBud Administration
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305 plays
2021
Flashcards
30 cards
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Questions
30
Answers
1
What does the term periodic mean?
level
often
in a pattern
In boxes
2
Vertical columns on the periodic table are called _____________________.
teams
groups
periods
rows
3
The period # on the periodic table tell you what about the elements in that row?
# of electrons
# of energy levels that atom has
# of protons
# of valence electrons
4
What is found in an atom's outer energy shell?
protons
neutrons
most of the atom's mass
valance electrons
5
How many protons does Boron?
10.811
11
10
5
6
Elements in the same group have __________________________.
the same number of neutrons
similar chemical properties
the same number of protons
the same number of energy shells
7
Protons have a __________ charge.
positive
Neutral
Negative
8
How many neutrons does Silicon have?
82
14
28
41
9
Subatomic particles such as protons and neutrons are made up of _______________________________.
quarks
particles
atoms
strings
10
Valance electrons determine an atom's ______________________________.
mass number
size
number of protons
chemical properties
11
Which of the following pairs of elements would have similar chemical properties?
Na and Mg
Si and Ge
Al and Te
Si and S
12
What is the mass number of an element with 11 protons, 11 electrons, and 12 neutrons?
22
24
11
23
13
How many protons does Nitrogen have?
14
13
7
6
14
What determines the identity of an atom?
Neutrons
Electrons
Mass number
Protons
15
Electrons have a __________ charge.
Neutral
Negative
Positive
16
The mass of 1 proton or 1 neutron is equal to ____________________.
1 atomic mass unit
1 gram
1 pound
1 cubic centimeter
17
How many protons does Chlorine-37 have?
20
17
18
19
18
Atomic number is equal to the number of ________________________.
neutrons
mass
protons
electrons
19
How many neutrons does Iodine have?
126
127
53
74
20
How many electrons does Potassium-40 have?
59
40
19
39
21
How many electrons does a neutral atom of Al have?
13
10
26
14
22
Electron Dot diagrams only represent an atom's ________________________.
neutrons
protons
valance electrons
electrons
23
Horizontal rows on the periodic table are called ________________________.
periods
groups
families
teams
24
How many neutrons does Sulfur-34 have?
34
18
16
12
25
How many protons does Oxygen-18 have?
6
8
10
16
26
The group number of an element tell you its ___________________________.
# of valence electrons
# of protons
# of electrons
# of energy levels
27
Mass number is equal to ___________________________________.
protons + atomic number
protons + neutrons
protons + electrons
Neutrons + electrons
28
Isotopes have different _____________________________________.
number of neutrons and mass numbers
number of protons
number of atoms
number of electrons
29
How many neutrons does Sodium-24 have?
14
12
11
13
30
The nucleus is _____________________________________.
small and contains very little mass
large and contains most of the mass
large and contains very little mass
small and contains most of the mass
