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Physical Science Atomic Theory, Atoms, and Periodic table Review Flashcards | StudBud
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Physical Science Atomic Theory, Atoms, and Periodic table Review
Physical Science Atomic Theory, Atoms, and Periodic table Review
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Test #3 Review
Flashcards
59 cards
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Practice quiz
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Questions
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Answers
1
This is a Bohr model of which element?
Carbon
Hydrogen
Neon
Oxygen
2
Which describes any substance that shatters or breaks easily?
volatile
ductile
brittle
malleable
3
The Venn diagram compares protons with electrons. Which shared property belongs in the region marked "B”?
Is electrically charged
Orbits the nucleus
Is found in the nucleus
Has mass of 1 amu
4
The periodic table has ______ series/periods.
7
6
17
18
5
Which atomic model was developed by John Dalton
Plum Pudding
Quantum Mechanical
Solid Sphere
Solar System
6
Which properties make a metal a good material to use for electrical wires?
ductility and malleability
conductivity and ductility
reactivity and conductivity
malleability and reactivity
7
Two atoms have the same number of protons and neutrons, but not the same number of electron. What describes the atoms?
The atoms have different atomic masses.
The atoms have different atomic numbers.
The atoms have the same charge.
The atoms have the same chemical symbol.
8
Name that Bohr Model!
Sodium
Magnesium
Flourine
Neon
9
The two parts of the atom's nucleus.
protons and neutrons
nucleus and electrons
protons and electrons
10
The groups of a periodic table are the .........................
Vertical columns
Horizontal rows
11
What did Bohr discover about the atom?
Energy Levels
Neutron
Nucleus
Proton
12
What trend does the reactivity of nonmetals show in a periodic table?
increases from left to right across the periodic table
decreases from left to right across the periodic table
changes according to trends on the periodic table
random changes without any trends on the periodic table
13
what is a dependent variable
none of the above
the variable that you are measuring
the varible that you leave out all night
14
The elements
least likely
to form bonds are found in which group?
17
18
16
15
15
How is the modern model of an atom different from the Bohr atomic model?
The masses of the atomic particles are different.
The numbers of electrons are different
The arrangements of the electrons are different.
The shapes of the nuclei are different.
16
What did JJ Thomson discover?
The Nucleus
The electron
Something that makes up everything
The atom
17
How does Bohr’s model of the atom compare with Thomson’s model?
They both describe atoms as being made up of positive and negative matter.
They both describe electrons as being surrounded by the positive matter.
They both describe atoms as small, indivisible spheres.
They both describe electrons as moving around the nucleus.
18
To find an element on the periodic table with a smaller atomic mass than xenon (Xe) in the same group you should look
directly up
directly down
directly to the left
directly to the right
19
What is the independent variable?
brand of battery
hours of battery use
voltage of the battery
color of the battery
20
how many groups are on the periodic table
16
18
19
7
21
Whose atomic model was the Plum Pudding model?
Dalton
Rutherford
Thomson
Bohr
22
What did Thomson’s model of the atom include that Dalton’s model did not have?
electron clouds
a nucleus
smaller particles
energy levels
23
The Bohr model shows:
All of the atom's protons in orbits
All of the atom's electrons in orbits
All of the neutrons in orbits
All of the valence electrons only
24
The rows on the periodic table.
alleys
periods
columns
25
Which determines the reactivity of an alkali metal?
its ability to lose electrons
the number of protons it has
its boiling and melting points
the shininess of its surface
26
An example of an independent variable would be ?
How much water plant recieved
Health of plant
Height the plant grew
Weight of individual
27
An atomic model that defines the atom as a ball-like structure.
Bohr's atomic model
Dalton's atomic model
Rutherford's atomic model
Thomson's atomic model
28
Which statement describes a property of a proton?
has a positive charge
has less mass than an electron
is repelled by electrons
is found outside the nucleus
29
Which statement
best
explains how the mass of an atom is organized?
The mass is spread evenly throughout the electron cloud.
Most of the mass is contained in the electron cloud.
Most of the mass is contained in the nucleus.
The mass is spread evenly throughout the whole atom.
30
How many neutrons does this atom have?
6
14
4
10
31
The number of protons in the nucleus of an atom.
Number of electrons
Neutrons
Atomic number
Mass number
32
Periods on a periodic table tells you......
number of subscripts an element has
number of valence electrons an element has
number of neutrons an element has
number of energy levels an element has
33
What is the dependent variable?
salt
the ice cube
melting rate
water
34
What are Valence Electrons?
The mid-section of an atom which makes us how we are now.
Innermost energy level of an atom; Involves Earth's gravity.
Outermost energy level of atom:Involves physical reactions
Outermost energy level of atom; Involves chemical reactions.
35
The elements in group 17 of the periodic table are all called halogens. All halogens have the same
number of valence electrons.
number of possible isotopes.
atomic mass.
atomic number
36
Identify the INDEPENDENT variable on the graph.
Beverage (Coke, Moxie, etc.)
Color Grading
Teeth
Trials 1-5
37
Which argument
best
explains the charge of an atomic nucleus?
An atomic nucleus is positively charged because it is composed of neutrons.
An atomic nucleus is positively charged because it is composed of protons.
An atomic nucleus is negatively charged because it is composed of neutrons.
An atomic nucleus is negatively charged because it is composed of electrons
38
A student draws carbon atom. Which of these should be in the nucleus of the atom?
Molecules
Neutrons
Ions
Protons
39
Place the following models of the atom in the correct order
Y, Z, W, X
W, Z, X, Y
W, Y, Z, X
Y, X, Z, W
40
Which element is
most likely
to be shiny?
sulfur (S)
calcium (Ca)
carbon (C)
boron (B)
41
Which property do metalloids share with nonmetals?
Both are shiny.
Both are very conductive.
Both are brittle.
Both have low melting points.
42
Noble gases are generally...
Unreactive
Malleable
Brittle
Semiconductor
43
An electron cloud is a region of negative charge surrounding a proton.
False
True
44
Which of the following were not part of the early modern atomic theory?
They were all part of the early modern atomic theory
Chemical reactions see atoms rearranged, separated, or fused
Atoms cannot be subdivided, created, or destroyed
All matter is composed of atoms
45
What does the modern atomic theory state?
All matter is made up of atoms
Atoms of different elements are exactly the same.
Atoms of different kinds combine to form different elements
All atoms are made up of hundreds of smaller particles
46
This is how sodium appears in the periodic table. The arrow is pointing to sodium’s
number of neutrons.
chemical symbol
combined number of electrons and protons
atomic mass
47
The following image is bohr model of
Magnesium-23
Sodium-11
Sodium-23
Magnesium-11
48
An atom of the element zinc has an atomic number of 30 and a mass number of 65. How many protons does a zinc have?
30
35
95
65
49
The independent variable is the variable that
is measured or observed
doesn't have any affect
is changed on purpose
stays the same
50
Which Groups On The Periodic Table Are The Most Reactive
Groups 3 and 15
Groups 4 And 12
Groups 7 And 13
Groups 1 And 17
51
The independent variable is...
amount of sunlight
affect of sunlight on growth
type of plant
average growth of the plant
52
Most elements on the periodic table are metals
False
True
53
Which properties are characteristic of metalloids?
low electrical conductivity and a low melting point
high electrical conductivity and a high melting point
intermediate conductivity and a high melting point
intermediate conductivity and a low melting point
54
Which lists only metalloids?
antimony (Sb), tellurium (Te), and gallium (Ga)
boron (B), germanium (Ge), and tellurium (Te)
polonium (Po), aluminum (Al), and silicon (Si)
arsenic (As), sulfur (S), and polonium (Po)
55
In the periodic table, periods are _________, while groups are ____________
Horizontal, Sideways
Horizontal, Vertical
Vertical, Horizontal
Vertical, Sideways
56
What are the two parts of an atom?
the neutron and the electron cloud
the nucleus and the proton cloud
the nucleus and the electron cloud
the neutron and the proton cloud
57
The nucleus of a atom consists of ?
electrons and neutrons
your mom
protons and neutrons
electrons and protons
58
What is Niels Bohr’s contribution to modern atomic theory?
Electrons have a negative charge.
Electrons are found in specific energy levels.
Electrons exist outside of the nucleus.
Electrons exist in regions of space called orbitals.
59
Who described atoms as small spheres that could not be divided into anything smaller?
Rutherford
Thomson
Dalton
Bohr
