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WorksheetsChemistry PASS review
Total questions: 68
Worksheet time: 35mins
Name
Class
Date
1.
Most elements on the periodic table are
a)
Metals
b)
nonmetals
c)
metalloids
d)
gases
2.
What is the atomic number of Magnesium?
a)
12
b)
24.3
c)
25
d)
13
3.
How many protons are in an atom of magnesium?
a)
12
b)
24
c)
13
d)
25
4.
What is the atomic mass of magnesium
a)
12
b)
24.305
c)
25
d)
13
5.
How many electrons are in an atom of magnesium?
a)
13
b)
12
c)
24
d)
25
6.
What is the element symbol for magnesium?
a)
Mg
b)
24.305
c)
Ma
d)
12
7.
Elements on the left of the zig zag line are:
a)
nonmetals
b)
metalloids
c)
metals
d)
gases
8.
Elements on the right of the zig zag line are:
a)
metals
b)
nonmetals
c)
metalloids
d)
solids
9.
All matter is composed of extremely small particles called
a)
compounds
b)
mixtures
c)
atoms
d)
cells
10.
Vertical columns of elements on the periodic table are called:
a)
families
b)
periods
c)
categories
d)
clusters
11.
Which subatomic particle has no charge and is represented with the green circle?
a)
proton
b)
electron
c)
neutron
d)
Nucleus
12.
How are elements arranged on the periodic table?
a)
by their atomic mass
b)
by their atomic number
c)
alphabetical by element name
d)
by the number of neutrons
13.
Which of the following is NOT a property of a metal?
a)
luster
b)
ductile
c)
good conductor
d)
low melting point
14.
What does it mean if a material is malleable?
a)
It is brittle
b)
It has a low melting point
c)
It can be pulled into a wire
d)
It can be hammered into sheets
15.
What does it mean if a substance is ductile?
a)
It is brittle
b)
It has a low melting point
c)
It can be pulled into a wire
d)
It can be hammered into sheets
16.
What does it mean if a material is a good conductor?
a)
It is brittle
b)
It has a low melting point
c)
It can pass heat and electricity well
d)
It can be made into wires
17.
What does the atomic mass show?
a)
number of protons
b)
number of electrons
c)
number of protons + electrons
d)
number of protons + neutrons
18.
Which subatomic particle has a negative charge?
a)
proton
b)
neutron
c)
electron
d)
neucleus
19.
A row across on the periodic table is called a
a)
family
b)
group
c)
period
d)
genus
20.
Which subatomic particle has a negative charge?
a)
proton
b)
neutron
c)
electron
d)
nucleus
21.
A substance that feels slippery and turns litmus paper blue is a(n)
a)
Acid
b)
Base
c)
Neutral Solution
d)
Metal
22.
Which of the following is a property of acids
a)
Turn litmus paper red
b)
Turn litmus paper blue
c)
Turn phenolphthalein magenta
d)
Turn phenolphthalein red
23.
Which of the following is NOT an acid
a)
lemon
b)
vinegar
c)
drain cleaner
d)
pepsi
24.
___________ is a property that describes how well heat and electricity can flow through a substance, which is a _______ property.
a)
Conductivity, physical
b)
Conductivity, chemical
c)
Magnetism, chemical
d)
Magnetism, physical
25.
Phenolphthalein only tests for the presence of a(n)
a)
acid
b)
neutral
c)
base
d)
metal
26.
Which of the following is NOT a property of metals?
a)
Ductile
b)
Malleable
c)
Good conductor
d)
low density
27.
The mass of a substance relative to its size is called ________. This is a ______________ property.
a)
density, chemical
b)
conductivity, chemical
c)
density, physical
d)
conductivity, physical
28.
Which of the following is NOT produced when an acid and base combine?
a)
water
b)
gas
c)
salt
d)
neutral solution
29.
If a substance has a mass of 10 g and a volume of 5 ml, what is the density?
a)
2 g/ml
b)
10 g/ml
c)
5 g/ml
d)
0.5 g/ml
30.
Which of the following would be the strongest base?
a)
Ammonia- pH of 11
b)
Vinegar- pH of 2
c)
oven cleaner- pH of 13
d)
Banana pH of 5
31.
What color would litmus paper turn in soapy water ( pH of 9)
a)
red
b)
blue
c)
magenta
d)
violet
32.
What color would phenolphthalein be in lemon juice (pH of 2)
a)
red
b)
magenta
c)
colorless
d)
blue
33.
The higher the number on the pH scale the more _______________ the substance is.
a)
Acidic
b)
Basic
c)
Neutral
34.
Densities:
Vegetable Oil- 0.93 g/ml
Salt water- 1.5 g/ml
Gasoline- 0.73 g/ml
If the substances above were combined, which would float to the top?
Vegetable Oil- 0.93 g/ml
Salt water- 1.5 g/ml
Gasoline- 0.73 g/ml
If the substances above were combined, which would float to the top?
a)
Vegetable oil
b)
salt water
c)
gasoline
d)
They would not seperate
35.
When a substance melts, that is an example of a _____________ property
a)
chemical
b)
physical
36.
A property that can be observed without changing the substances is called a _________ property.
a)
physical
b)
chemical
37.
A property in which a substances reacts or does not react, possibly changing the substances makeup is called a ___________ property.
a)
physical
b)
chemical
38.
When iron rusts, that is an __________ property.
a)
physical
b)
chemical
39.
The pH scale ranges between ________ to ________.
a)
1-14
b)
0-14
c)
1-13
d)
0-13
40.
In a neutral solution litmus paper will turn ________ and phenolphthalein ________.
a)
Violet, colorless
b)
red, magenta
c)
blue, colorless
d)
violet, magenta
41.
Which of the following is NOT a property of most nonmetals
a)
brittle
b)
dull
c)
nonconductors
d)
high density
42.
Which substances would have a greater mass if they occupied the same volume?
Lead- 11.34 g/ cm3
Gold- 19.32 g/cm3
Iron 7.87 g/cm3
Lead- 11.34 g/ cm3
Gold- 19.32 g/cm3
Iron 7.87 g/cm3
a)
Lead
b)
Iron
c)
Gold
d)
They would weigh the same
43.
a)
The volume is 15 ml
b)
The mass is 15ml
c)
The density is 15 ml
44.
2 or more types of atoms chemically bound together makes up a(n)
a)
compound
b)
element
c)
homogeneous mixture
d)
heterogeneous mixture
45.
Substances mixed physically that can each be visibly distinguished make up a(n)
a)
element
b)
compound
c)
homogeneous mixture
d)
heterogeneous mixture
46.
A physical combination of substances that appear uniform because the individual parts are too small to be seen is called a(n)
a)
element
b)
compound
c)
heterogeneous mixture
d)
homogeneous mixture
47.
Sugar ( C6H12O6) is a(n)
a)
element
b)
compound
c)
homogeneous mixture
d)
heterogeneous mixture
48.
An example of a heterogeneous is
a)
trail mix
b)
coffee
c)
carbon dioxide
d)
hydrogen
49.
An example of a homogeneous mixture is
a)
coffee
b)
trail mix
c)
carbon dixoide
d)
hydrogen
50.
ANYTIME atoms bind chemically a ________ is formed
a)
element
b)
compound
c)
molecule
51.
Nitrogen is an example of a(n)
a)
element
b)
compound
c)
heterogeneous mixture
d)
homogeneous mixture
52.
In the formula for water , H2O, the number 2 shows the amount of hydrogen atoms. That number is called a(n)
a)
subscript
b)
coefficient
c)
atomic number
d)
atomic mass
53.
Na is the chemical __________ for Sodium.
a)
symbol
b)
formula
c)
atomic number
d)
compound
54.
What type of bond occurs between two nonmetals
a)
ionic bond
b)
covalent bond
c)
hydrogen bond
d)
peptide bond
55.
What type of bond occurs between a metal and a nonmetal
a)
ionic bond
b)
covalent bond
c)
peptide bond
d)
hydrogen bond
56.
In a __________ bond, the atoms share electrons
a)
ionic bond
b)
covalent bond
c)
hydrogen bond
d)
peptide bond
57.
In a _______ bond, the atoms are transferred from one atom to another
a)
covalent bond
b)
ionic bond
c)
peptide bond
d)
hydrogen bond
58.
A chemical _________ uses element symbols and subscripts to show the number of each atom in a compound.
a)
symbol
b)
formula
c)
equation
d)
atomic mass
59.
a)
This is an element
b)
This is a compound
c)
This is a mixture
60.
a)
This is an element
b)
This is a compound
c)
This is a mixture
61.
a)
This is an element
b)
This is a compound
c)
This is a mixture
62.
A substance that contains one type of atom is called a(n)
a)
element
b)
compound
c)
homogeneous mixture
d)
heterogeneous mixture
63.
NaCl is the chemical formula for
a)
sugar
b)
salt
c)
water
d)
carbon dioxide
64.
NaOH3
How many Oxygen atoms are in the formula above?
How many Oxygen atoms are in the formula above?
a)
0
b)
1
c)
3
3
3
d)
4
65.
Na2OH
How many DIFFERENT elements are in the formula above?
How many DIFFERENT elements are in the formula above?
a)
1
b)
2
c)
3
d)
4
66.
C6H12O6
How many carbon atoms are in a molecule of sugar?
How many carbon atoms are in a molecule of sugar?
a)
6
b)
12
c)
24
d)
1
67.
N2OH
Which element is NOT in the formula above?
Which element is NOT in the formula above?
a)
Nitrogen
b)
Sodium
c)
Oxygen
d)
Hydrogen
68.
CO2 is the chemical formula for
a)
water
b)
carbon dioxide
c)
sugar
d)
salt
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