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WorksheetsChemistry midterm review
Total questions: 66
Worksheet time: 58mins
Name
Class
Date
1.
To change a solid to a liquid, what do you add?
a)
heat
b)
water
c)
cold
d)
mass
2.
To change a liquid to a solid, what do you add?
a)
heat
b)
gas
c)
air
d)
cold
3.
Which state of matter has a definite shape?
a)
solid
b)
liquid
c)
gas
d)
plasma
4.
This picture is an example of a ____________.
a)
solid
b)
liquid
c)
gas
d)
plasma
5.
What is happening in the statement below?
The ice cube melted.
The ice cube melted.
a)
Matter is changing from a liquid to a solid.
b)
Matter is changing from a liquid to a gas.
c)
Matter is changing from a solid to a liquid.
d)
Matter is changing from a gas to a liquid.
6.
a)
This picture is showing a liquid to solid state change.
b)
This picture is showing a gas to a liquid state change
c)
This picture is showing a solid to liquid state change.
d)
This picture is showing a liquid to a gas state change
7.
Which form of matter has a definite shape like this picture?
a)
liquid
b)
solid
c)
gas
d)
plasma
8.
Which form of matter takes the shape of a container like this juice?
a)
liquid
b)
solid
c)
plasma
d)
gas
9.
Anything that has mass and takes up space is called ______.
a)
atom
b)
compound
c)
matter
d)
molecule
10.
What is 0.00 degrees Kelvin known as
a)
No such thing
b)
Very cold
c)
Freezing point of Water
d)
Absolute Zero
11.
Which is a quality that only gasses display
a)
Spread out to fill all available space
b)
Take the shape of their container
c)
Can't be compressed
d)
All of these
12.
What about gasses can be measured?
a)
Pressure and Volume
b)
Temperature, Volume, and Pressure
c)
Volume and Temperature
d)
Pressure, Temperature, Volume, and Moles
13.
Which of the following has the lowest density?
a)
Gasses
b)
Solids
c)
Liquids
d)
All mater is the same density
14.
How do you convert Celsius to Kelvin?
a)
Add 273
b)
Subtract 273
c)
You can't convert those
d)
They are the same thing
15.
If you increase the pressure of a constant volume of gas, what will happen to the temperature?
a)
Increase
b)
Decrease
c)
Stay the same
d)
It will Blow Up
16.
What will happen to the volume of a gas under constant temperature if the pressure increases?
a)
Increase
b)
Decrease
c)
Nothing
d)
Explosion!
17.
What is 50 C in Kelvin?
a)
223
b)
323
c)
100
d)
50
18.
What law combines all 3 factors (pressure, temperature, and volume)
a)
Combined Gas Law
b)
Charle's Law
c)
Boyle's Law
d)
Avagadros Ideal Gas Law
19.
What does Boyle's law relate to?
a)
Temperature and Volume
b)
Volume and Pressure
c)
Temperature and Pressure
20.
Which of the following would increase the pressure on a system?
a)
Increase the Temperature
b)
Pump in more gas
c)
Decrease the volume
d)
All of these
21.
You have a gas that has a pressure of 2 ATM and a volume of 10L. What would be the new volume if the pressure was changed to 1 ATM?
a)
5 L
b)
20 L
c)
It would stay at 10L
d)
1 L
22.
How are pressure and volume related?
a)
Directly
b)
Indirectly
c)
They aren't related
23.
Which of the following has the greatest amount of movement at a given temperature?
a)
Gas
b)
Liquid
c)
Solid
d)
They all have the same movement
24.
A possible explanation to a problem that has not yet been tested.
a)
data
b)
theory
c)
hypothesis
d)
fact
25.
This variable in an experiment is the one being deliberately changed by the scientist.
a)
dependent variable
b)
independent variable
c)
data
d)
control group
26.
There are two types of data. Which type of data involves numbers that are obtained by counting or measuring?
a)
quantitative
b)
qualitative
27.
The summary at the end of an experiment that explains the results.
a)
conclusion
b)
procedures
c)
materials
d)
responding variable
28.
A series of steps used by scientists to solve a problem or answer a question.
a)
scientific method
b)
recipe
c)
data collection
d)
metric system
29.
A list of the steps anyone could follow to conduct an experiment.
a)
obervations
b)
question/problem
c)
materials
d)
procedures
30.
How many sig figs are there?
100.00
100.00
a)
1
b)
3
c)
4
d)
5
31.
How many sig figs are there?
100000000
100000000
a)
1
b)
9
c)
10
32.
How many sig figs are there?
4004
4004
a)
1
b)
2
c)
3
d)
4
33.
How many sig figs are there?
0.000008
0.000008
a)
1
b)
2
c)
6
d)
7
34.
How many sig figs are there?
0.00400
0.00400
a)
1
b)
3
c)
5
d)
6
35.
How many sig figs are there?
9009.00
9009.00
a)
2
b)
4
c)
5
d)
6
36.
How many sig figs are there?
0.0009009090000
0.0009009090000
a)
3
b)
10
c)
14
37.
How many sig figs are there?
4000.
4000.
a)
1
b)
3
c)
4
38.
How many sig figs are there?
27000000
27000000
a)
2
b)
5
c)
8
39.
How many sig figs are there?
5.00000008
5.00000008
a)
2
b)
6
c)
9
40.
The electron configuration of an atom is 1s22s22p6. The number of electrons in the atom is
a)
3
b)
6
c)
8
d)
10
41.
What atom matches this electron configuration?
1s22s22p63s23p64s23d10
1s22s22p63s23p64s23d10
a)
Zinc
b)
Copper
c)
Nickel
d)
Germanium
42.
What is the noble gas shorthand electron for Sulfur atom?
a)
[Ar] 3p4
b)
[He] 3s23p4
c)
[Ne] 3s23p4
d)
[Na] 3s23p4
43.
What atom matches this electron configuration?
[Xe] 6s25d9
[Xe] 6s25d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
44.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
45.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
46.
What electron configuration matches an oxygen ion?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
47.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
48.
How many valence electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
4
49.
How many electrons can the first energy level hold?
a)
1
b)
2
c)
8
d)
0
50.
An orbital can at most hold how many electrons?
a)
1 electron
b)
2 electrons
c)
3 electrons
d)
4 electrons
51.
What atom is represented here?
a)
Carbon
b)
Nitrogen
c)
Oxygen
d)
Fluorine
52.
How many valence electrons are represented here?
a)
7
b)
5
c)
2
d)
8
53.
What is the electron configuration for this atom?
a)
1s22s22p6
b)
1s22s22p5
c)
1s22s22p3
d)
2s22p3
54.
What is the highest occupied energy level?
a)
1
b)
2
c)
3
d)
4
55.
How many valence electrons are there?
a)
1
b)
2
c)
8
d)
79
56.
What atom matches this electron configuration?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
57.
A covalent bond is formed when two atoms ____ electrons
a)
share
b)
lose
c)
transfer
d)
gain
58.
What is it called when atoms share two pairs of electrons?
a)
A double bond
b)
A single bond
c)
A triple bond
d)
A quadruple bond
59.
What is it called when atoms share three pairs of electrons?
a)
A single bond
b)
A double bond
c)
A triple bond
d)
a quadruple bond
60.
What do the prefixes in front of an element name tell us about the compound?
a)
The number of that compound
b)
The number of that element
c)
The atomic number
d)
The atomic mass
61.
Which two elements is in the compound NaCl2?
a)
Carbon and Nitrogen
b)
Sodium and Chlorine
c)
Sodium and Carbon
d)
Nitrogen and Chlorine
62.
What bond is formed between a nonmetal and a nonmetal?
a)
Covalent bond
b)
Ionic bond
63.
How many valence electrons does Hydrogen have?
a)
1
b)
2
c)
3
d)
4
64.
How many valence electrons does Carbon have?
a)
4
b)
12
c)
6
d)
14
65.
Covalent bonds actually "share" electrons?
a)
true
b)
false
66.
How are covalent bonds formed?
a)
Sharing of electrons
b)
Transfer of electrons
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