NEW
Font size
S
M
L
XL
WorksheetsChemistry Content Exam Review
Total questions: 40
Worksheet time: 26mins
Name
Class
Date
1.
What type of bond is between Magnesium and Oxygen?
a)
Ionic
b)
Covalent
c)
Metallic
d)
Happy
2.
Is burning wood a chemical or physical change?
a)
chemical
b)
physical
3.
Is glass breaking a chemical or phyiscal change?
a)
chemical
b)
physical
4.
Are fireworks exploding a physical or chemical change?
a)
phyiscal
b)
chemical
5.
a)
Physical Change
b)
Chemical Change
6.
a)
Physical Change
b)
Chemical Change
7.
a)
Physical Change
b)
Chemical Change
8.
My glass of ice water is sitting in the sun and has droplets of water on the outside of the glass. What is happening?
a)
condensation
b)
evaporation
c)
melting
d)
freezing
9.
Which form of matter does not take the shape of its container?
a)
liquid
b)
gas
c)
solid
d)
air
10.
What state of matter is segment 5?
a)
Solid
b)
Liquid
c)
Gas
d)
Plasma
11.
How many neutron are in the atom "K"?
a)
7
b)
2
c)
39
d)
20
12.
True or False? Isotopes are atoms of the same element that differ in mass number and number of neutrons
a)
True
b)
False
13.
How many electrons does aluminum, have?
a)
5
b)
10
c)
13
d)
3
14.
When an atom loses a valence electron, it becomes a_____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
15.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
16.
This is an example of...
a)
Fission reaction
b)
Fusion reaction
c)
Decomposition reaction
d)
Decay
17.
The yellow elements are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
18.
Name Na2O
a)
monosodium dioxide
b)
sodium dioxide
c)
sodium oxide
d)
sodium (II) oxide
19.
What is a valence electron?
a)
The sum of neutrons and protons.
b)
The # of electrons in the last shell.
c)
A type of bond.
d)
A popular compound.
20.
How many Valence electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
21.
Drain cleaner has a pH of 13. What is drain cleaner?
a)
An acid.
b)
A strong base.
c)
Neutral.
d)
A weak base.
22.
What are properties of acids?
a)
Bitter, slippery, ph above 7
b)
Sour, reacts with metals, ph below 7
c)
Sour, reacts with metals, ph above 7
d)
Bitter, ph of 7, does not react with metals
23.
Which element has 30 neutrons and 26 electrons?
a)
Iron
b)
Nickel
c)
Zinc
d)
Silver
24.
The two subatomic particles found in the nucleus are
a)
protons and neutrons
b)
protons and electrons
c)
electrons and neutrons
d)
protons and nucleotrons
25.
The subatomic particle found outside the nucleus is the
a)
atom
b)
electron
c)
proton
d)
neutron
26.
What does the dissolving?
a)
Solute
b)
solvent
c)
solution
d)
water
27.
What type of reaction is shown?
a)
synthesis reactions
b)
decomposition reactions
c)
double displacement reactions
d)
combustion reactions
28.
What type of reaction is shown?
a)
synthesis reactions
b)
single displacement reactions
c)
double displacement reactions
d)
combustion reactions
29.
What type of reaction is shown?
a)
decomposition reactions
b)
single displacement reactions
c)
double displacement reactions
d)
combustion reactions
30.
Covalent bonds are between...
a)
Metal and Nonmetal
b)
2 Nonmetals
c)
Metal and Metal
31.
Where are metals located on the periodic table?
a)
Blue
b)
Green
c)
Red
32.
CO2
a)
Ionic Bond
b)
Covalent Bond
c)
Both bonds
d)
Neither bond
33.
MgBr2
a)
Ionic Bond
b)
Covalent Bond
c)
Both bonds
d)
Neither bond
34.
The name of Al₂O₃ is
a)
aluminum oxide
b)
aluminum (II) oxide
c)
aluminum (III) oxide
d)
dialuminum trioxide
35.
Which problem is balanced?
a)
PbO2 + 2H2
b)
SO2 + H20 --> H2SO4
c)
2Na + 2H2O --> 2NaOH + H2
36.
Is the equation balanced?: 2H2O + O2 --> 4MgO + 3Fe
a)
Yes
b)
No
37.
A student wants to test the effects of exercise on heart rate. What is the dependent variable?
a)
heart rate
b)
type of exercise
c)
amount of exercise
d)
time of day exercise occurs
38.
What is the factor in an experiment that is changed by the person conducting the experiment.
a)
dependent variable
b)
independent variable
c)
controlled variable
d)
responding variable
39.
A standard used for comparison in an experiment is called
a)
constant
b)
independent variable
c)
dependent variable
d)
control
40.
This variable is placed on the x axis.
a)
dependent
b)
independent
c)
constant
d)
control
Reset
