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HSPS 25/26 MidTerm Review

Total questions: 121

Worksheet time: 3hrs 59mins

Name
Class
Date
1.

Phase change going from Liquid to Solid...

a)

Melting

b)

Freezing

c)

Condensation

d)

Sublimation

2.

Phase change going from a Gas to a Liquid...

a)

Sublimation

b)

Deposition

c)

Ionization

d)

Condensation

3.

Phase change going from a Liquid to a Gas...

a)

Vaporization

b)

Deposition

c)

Condensation

d)

Melting

4.

Phase change going from a Gas to a Plasma...

a)

Melting

b)

Vaporization

c)

Ionization

d)

Freezing

5.

Phase change going from a Solid to a Gas...

a)

Deposition

b)

Sublimation

c)

Condensation

d)

Recombination

6.

Phase change going from a Solid to a Liquid...

a)

Freezing

b)

Condensation

c)

Melting

d)

Sublimation

7.

Phase change going from a Plasma to a Gas...

a)

Ionization

b)

Recombination

c)

Condensation

d)

Sublimation

8.

Phase change going from a Gas to a Solid...

a)

Deposition

b)

Sublimation

c)

Condensation

d)

Vaporization

9.

Is the substance gaining or losing energy?

a)

Gaining

b)

Losing

10.

Are the particles moving faster or slower as time goes on?

a)

Faster

b)

Slower

11.

What state/phase is the object likely from points A to B?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

12.

What is happening to the particles in the substance between points A and B?

a)

Melting

b)

Freezing

c)

Speeding Up

d)

Slowing Down

13.

What is happening to the particles in the substance between points D and E?

a)

Melting

b)

Freezing

c)

Vaporizing

d)

Sublimating

14.

Is the substance gaining or losing energy?

a)

Gaining

b)

Losing

15.

Where on the graph are phase changes taking place?

a)

1

b)

2

c)

3

d)

4

e)

5

16.

What state/phase is the object likely from points A to B?

a)

Solid

b)

Liquid

c)

Gas

d)

Plasma

17.

What is happening to the particles in the substance between points D and E?

a)

Melting

b)

Freezing

c)

Vaporizing

d)

Sublimating

18.

Where on the graph are phase changes taking place?

a)

1

b)

2

c)

3

d)

4

e)

5

19.

Which statement is true?

a)

Oranges contain Elastic Energy

b)

Food contains Chemical Energy

c)

Phone on the table doesn't contain Gravitational Energy

d)

Radiator contains Nuclear Energy

20.

What type(s) of energy does a fridge contain?

a)

Sound Energy

b)

Thermal Energy

c)

Mechanical Energy

d)

All of the above

21.

Which is Potential Energy?

a)

Radiant Energy

b)

Mechanical Energy

c)

Chemical Energy

d)

Sound Energy

22.

Heat Energy is called:

a)

Radiant Energy

b)

Chemical Energy

c)

Thermal Energy

d)

Mechanical Energy

23.

Energy is found in many different forms, but it can be classified into two distinct categories: kinetic energy and ________________ energy.

a)

electrial

b)

potential

c)

radiant

d)

thermal

24.

When a firecracker explodes, stored chemical energy turns into sound and light energy. What other type of energy is also released?

a)

mechanical

b)

potential

c)

electrical

d)

thermal

25.

Potential energy is energy of position and is also sometimes called ______________ energy.

a)

stored

b)

chemical

c)

radiant

d)

elastic

26.

Elastic Energy is

a)

Kinetic Energy

b)

Potential Energy

27.

Identify the type of energy represented by the illustration.

a)

thermal energy

b)

chemical energy

c)

nuclear energy

d)

elastic energy

28.

Energy is the ability to do work or cause changes.

a)

True

b)

False

29.

Vibrations produce _______ energy.

a)

chemical

b)

sound

c)

potential

d)

light

30.

Objects with a higher temperature have particles that are vibrating _______.

a)

faster

b)

slower

31.

Pushing a filing cabinet across the room is an example of ________ energy.

a)

light

b)

thermal

c)

chemical

d)

mechanical

32.

We receive ________ and heat energy from the Sun.

a)

sound

b)

mechanical

c)

light

d)

kinetic

33.

Which of the following is an example of kinetic energy?

a)

A rock at the top of a hill.

b)

Water falling down a waterfall.

c)

A pencil sitting on a desk.

d)

A backpack on the ground.

34.

______ energy is a type of energy that is released when bonds are broken.

a)

Mechanical

b)

Light

c)

Chemical

d)

Sound

35.

The energy of electrons or electric charges

a)

Chemical

b)

Electric

c)

Mechanical

d)

Kinetic

36.

I use electrical energy and convert it to thermal,what am I?

a)

Fortnite

b)

PC

c)

TV

d)

toaster

37.

Christmas tree lights use what type of energy?

a)

electrical

b)

thermal

c)

mechanical

38.
Which of the following is NOT a disadvantage of nuclear power?
a)
Nonpolluting
b)
Very expensive to build, but more efficient than fossil fuels
c)
Waste storage is a problem.
d)
An intermittent source of energy. 
39.

Advantage or Disadvantage?


Nuclear energy is less harmful and polluting to the environment than other sources of energy.

a)

Advantage

b)

Disadvantage

40.

Advantage or Disadvantage?


Nuclear waste is quite toxic and difficult to dispose of safely.

a)

Advantage

b)

Disadvantage

41.

Advantage or Disadvantage?


Nuclear energy is not renewable, and we will eventually run out of uranium.

a)

Advantage

b)

Disadvantage

42.

Advantage or Disadvantage?


Nuclear power is cheap to generate and is energy efficient.

a)

Advantage

b)

Disadvantage

43.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
44.
What is the number of protons that the element in this image contain?
a)
14
b)
7
c)
15
d)
18
45.
The positive particles of an atom are 
a)
Electrons 
b)
Positrons 
c)
Neutrons 
d)
Protons 
46.
The central region of an atom where its neutrons and protons are is its _______.
a)
Nucleus 
b)
Electron cloud
c)
Core 
d)
Center 
47.
An atom with atomic number 6 would have how many protons?
a)
6
b)
12
c)
3
d)
Cannot be determined 
48.
Particles in an atom that are neutral and have no charge are ______. 
a)
Negatrons 
b)
Electrons 
c)
Neutrons 
d)
Protons 
49.
Which of the following is a negatively charged subatomic particle?
a)
Electron
b)
Proton
c)
Neutron
d)
Quark
50.
The particles that are found in the nucleus of an atom are _____.
a)
Neutrons and electrons
b)
Electrons only
c)
Protons and neutrons
d)
Protons and electrons
51.
The atomic number of an elements is the total number of which particles in the nucleus?
a)
Neutrons
b)
Protons
c)
Electrons
d)
Protons and electrons
52.
Where are electrons of an atom found?
a)
Nucleus
b)
Electron Cloud
c)
Some are in the nucleus and some in the electron cloud.
d)
They are moving everywhere.
53.
Most of the mass in an atom is concentrated in the _____.
a)
Electrons
b)
Nucleus
c)
Protons
d)
Empty space
54.
What are the 3 particles that make-up the atom?
a)
Protons, neutrons, and isotopes
b)
Neutrons, isotopes, and electrons
c)
Positives, negatives, and electrons
d)
Protons, neutrons, and electrons
55.

What does the 1.00794 stand for?

a)

Hydrogen

b)

atomic number

c)

atomic mass

d)

atomic explosion

56.

What subatomic particles would you find in the nucleus of an atom?

a)

Protons only

b)

Protons and Neutrons

c)

Neutrons and Electrons

d)

Protons and Electrons

57.

If an atom has 10 protons, 10 neutrons, and 10 electrons, what is the mass of the atom?

a)

10

b)

20

c)

30

58.
What is the atomic mass of "F"
a)
9
b)
18
c)
17
d)
19
59.
How many protons are in an atom of carbon?
a)
12.01
b)
8
c)
6
d)
14
60.

Which number here is the atomic number?

a)

5

b)

10.811

61.
__________ would have some characteristics of metals and some characteristics of nonmetals.
a)
Gold
b)
Sodium
c)
Arsenic
d)
Bismuth
62.

Metals (select all that apply)

a)

are found on the right side of the periodic table.

b)

are found on the left side of the periodic table.

c)

are good conductors of heat and electricity.

d)

are brittle.

e)

are malleable and ductile.

63.

Nonmetals (select all that apply)

a)

are found on the right side of the periodic table.

b)

are found on the left side of the periodic table.

c)

are good conductors of heat and electricity.

d)

are brittle.

e)

can be solid, liquids, or gases at room temperature.

64.

Which element is found in group 2, period 6?

a)

Oxygen (O)

b)

Barium (Ba)

c)

Selenium (Se)

d)

Carbon (C)

65.

Which halogen is found in period 4?

a)

Krypton (Kr)

b)

Xenon (Xe)

c)

Bromine (Br)

d)

Iodine (I)

66.

Which element has similar chemical properties as sodium but has 7 energy levels?

a)

Francium (Fr)

b)

Cesium (Cs)

c)

Rubidium (Rb)

d)

Potassium (K)

67.

Elements that have the same number of energy levels are said to be in the same ______.

a)

group

b)

period

c)

family

d)

classification

68.

A row on the Periodic Table of Elements

a)

family

b)

period

c)

row

d)

isotope

69.

A grouping of elements based on similar chemical properties, arranged by columns in the periodic table; also known as a group

a)

family

b)

period

c)

row

d)

isotope

70.

where are the metaloids found

a)

far left, vertical

b)

stair step/diagonal

c)

far right horizontal

d)

at the bottom

71.

What is the name of group number 2?

a)

transition metals

b)

halogens

c)

metaloids

d)

alkaline earth metals

72.

What is the name of group number 1?

a)

halogens

b)

noble gases

c)

alkali metals

d)

alkaline earth metals

73.

In the modern periodic table, elements are arranged in order of ___.

a)

atomic mass

b)

increasing reactivity

c)

increasing atomic number

d)

decreasing atomic number

74.

Why did Mendeleev leave spaces in the table he developed?

a)

he knew more elements would be discovered

b)

he did not know what belonged in those spaces

c)

he wanted the table to look well-designed

d)

he didn't know the names of all the elements

75.

Based on chemical properties, iodine (I) belongs in the same group as ___.

a)

Helium and Neon

b)

Iron and Zinc

c)

Hydrogen and Lithium

d)

Bromine and Chlorine

76.

What are 3 broad classes of elements?

a)

metals, nonmetals, and metalloids

b)

solids, liquids, and gases

c)

small, medium, and large

d)

helium, neon, and argon

77.

The colors in the diagram indicate what?

a)

metalloids -- elements that act like both metals and nonmetals

b)

periods -- elements with electrons in the same level

c)

chemical families -- elements with similar properties

78.

The elements colored yellow are ---

a)

metals

b)

nonmetals

c)

metalloids

d)

periods

79.

The elements colored blue are ---

a)

metals

b)

nonmetals

c)

metalloids

d)

groups

80.

Which element is located in group 3, period 2?

a)

magnesium

b)

boron

c)

scandium

d)

lithium

81.

Which of these elements is a metalloid in period 4?

a)

carbon

b)

titanium

c)

potassium

d)

arsenic

82.

A student inflates a balloon with helium then places it in the freezer. The student should expect

a)

the balloon's volume to increase

b)

the balloon's volume to decrease

c)

the balloon's moles to increase

d)

the balloon's moles to decrease

83.

If a hairspray can is heated, what can be expected of the pressure of the gas inside the can?

a)

The pressure will increase

b)

The pressure will decrease

c)

The pressure will remain constant

d)

The pressure will equalize

84.
Which of the following would increase the (gas) pressure of a system?
a)
Increase the Temperature
b)
Pump in more gas
c)
Decrease the volume
d)
All of these
85.

Draw your favorite food:)

86.

What Gas Law does this graph represent?

a)

Boyle's Law

b)

Charles' Law

c)

Avagadro's Law

d)

Combined Gas Law

87.

What is the relationship between Pressure and Volume according to Boyle's Law?

a)

They do not have an affect on one another

b)

They have an Inverse Relationship (when one goes up the other goes down)

c)

They have a Direct Relationship (when one goes up the other goes up)

88.

What is the relationship between Temperature and Volume according to Charles' Law?

a)

They have no affect on one another

b)

They have an Inverse Relationship (when one goes up the other goes down)

c)

They have a Direct Relationship (when one goes up the other goes up)

89.

In Boyle's Law, _______ and ________ change, while Temperature remains constant

(a)  

90.

In Charles' Law, ________ and Volume change while, ________ remains constant

(a)  

91.
If 10 mg of iodine 131 is given to a patient, how much is left after 24 days? The half-life of iodine-131 is 8 days.
a)
1.25mg
b)
1.25g
c)
10g
d)
10mg
92.
The half-life of strontium-90 is 25 years. How much strontium-90 will remain after 100 years if the initial amount is 4.0 g?
a)
3.0g
b)
0.25mg
c)
0.3g
d)
0.25g
93.
You have 100 grams of radioactive C-14. The half life of C-14 is 5730 years. 
How many grams are left after 1 half life? 
a)
100 grams
b)
25 grams
c)
2 grams
d)
50 grams
94.
What is Half-life?
a)
The amount of time it takes for some of the nuclei in a sample of the isotope to decay
b)
The amount of time it takes for half the electrons in a sample of the isotope to decay
c)
The amount of time it takes for half the nuclei in a sample of the isotope to decay
d)
the amount of time it takes to double the nuclei in a sample of the isotope to decay
95.
When nuclei decay, massive amounts of __________ is released.
a)
energy
b)
jello
c)
protons
d)
neutrons
96.
What is the half-life of iodine-131?
a)
32 days
b)
8 days
c)
16 days
d)
24 days
97.

What is the Half life of this isotope?

a)

5 seconds

b)

10 seconds

c)

15 seconds

d)

20 seconds

98.

What is the Half Life of this isotope?

a)

3 days

b)

5 days

c)

8 days

d)

10 days

99.

Radioactive carbon-14 is often useful in determining the absolute age of geologic samples because radioactive isotopes

a)

decay at a regular rate

b)

become less stable during decay

c)

remain unchanged over time

d)

stabilize after four half-lives

100.
What is the half-life of iodine-131?
a)
32 days
b)
8 days
c)
16 days
d)
24 days
101.
What is Half-life?
a)
The amount of time it takes for some of the nuclei in a sample of the isotope to decay
b)
The amount of time it takes for half the electrons in a sample of the isotope to decay
c)
The amount of time it takes for half the nuclei in a sample of the isotope to decay
d)
the amount of time it takes to double the nuclei in a sample of the isotope to decay
102.

PCl5 + ___ H2O → ___ HCl + H3PO4

a)

4, 5

b)

1, 6

c)

3, 8

d)

2,2

103.
 Mg  +  ___ HCl  →   MgCl2  +   H2
a)
1
b)
2
c)
3
d)
4
104.
Which side of a chemical equation is the reactant side?
a)
Left (before the yields sign)
b)
Right (after the yields sign)
105.
Which side of a chemical equation os the product side?
a)
Left (before the yields sign)
b)
Right (after the yields sign)
106.
Balance this equation.
_SnO2 +_H2-->_Sn +_H2O
a)
1,1,2,1
b)
1,2,1,1
c)
1,2,1,2
d)
1,2,2,1
107.

Which is the correct Lewis dot structure for the molecule fluorine, F2?

a)

A

b)

B

c)

C

d)

D

108.

Metals form __________, while nonmetals form __________.

a)

Anions, cations

b)

Cations, anions

109.
Hydrogen needs _____ electrons in its valence shell to be stable.
a)
4
b)
6
c)
8
d)
2
110.

How many electrons should argon have around its Lewis dot model?

a)

5

b)

6

c)

7

d)

8

111.

Which type of bond is formed by the sharing of electrons?

a)

Ionic

b)

Covalent

c)

Metallic

112.

Which type of bond is present in the molecule LiBr?

a)

Ionic

b)

Covalent

c)

Metallic

113.

Which is the correct Lewis dot structure for ammonia, NH3?

a)
b)
c)
d)
114.

Which Lewis Dot Model drawing correctly shows an O2 molecule?

a)
b)
c)
d)
115.
Each element wants to gain or lose electrons so that it can have the same electron configuration as......
a)
a Nobel gas
b)
other elements in its family
c)
other elements in its period
d)
it used to have before reacting
116.

How are ionic bonds formed?

a)

transfer of electrons

b)

sharing of electrons

117.

Lewis dot diagrams for sodium (Na) and chlorine (Cl) are shown in the attached diagram. Which of the following best describes what will happen with these two elements forming a bond?

a)

Sodium and chlorine will share their valence electrons

b)

Sodium gains seven electrons and chlorine will gain one electron

c)

Sodium will lose one electron and chlorine will gain one electron

d)

Sodium will gain seven electrons and chlorine will lose one electron

118.

Lewis dot diagrams are shown for lithium (Li) and chlorine (Cl) in the attached photo. If these atoms form a bond, what will happen to their electrons?

a)

Lithium will gain one electron and chlorine will lose one electron.

b)

Lithium will lose one electron and chlorine will gain one electron.

c)

Lithium will gain seven electrons and chlorine will lose one electron.

d)

Instead of transferring their electrons, lithium and chlorine will share their electrons so that both atoms may obtain a full valence shell.

119.

What is the Lewis electron dot structure for the covalent compound sulfur dioxide (SO ₂)?

a)
b)
c)
d)
120.

What is the correct Lewis electron-dot structure for the compound magnesium fluoride, (MgF₂)?

a)
b)
c)
d)
121.

H2O has how many covalent bonds?

a)

0

b)

1

c)

2

d)

3

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