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WorksheetsBasic Chemistry Test Review
Total questions: 50
Worksheet time: 40mins
Name
Class
Date
1.
How many electrons are in Manganese (Mn) ?
a)
12
b)
25
c)
55
d)
30
2.
How many electrons are in Bromine (Br) ?
a)
35
b)
80
c)
5
d)
11
3.
Which element has 31 protons ?
a)
Gallium
b)
Germanium
c)
Gadolinium
d)
Polonium
4.
Which element has 56 electrons ?
a)
Barium
b)
Boron
c)
Beryllium
d)
Bromine
5.
Which two subatomic particles are found in the NUCLEUS of at atom?
a)
protons & nuetrons
b)
protons & electrons
c)
neutrons & electrons
d)
electrons & protons
6.
What type of subatomic particles are found in the cloud?
a)
neutrons
b)
electrons
c)
protons
d)
reactions
7.
What gives an atom mass?
a)
Protons & electrons in the nucleus
b)
electrons in the cloud
c)
protons & neutrons in the nucleus
d)
Protons & electrons in the cloud
8.
The subatomic particle with a neutral charge is:
a)
protons
b)
electrons
c)
neutrons
d)
cloud
9.
Which of the following has a full valence shell?
a)
Oxygen
b)
Neon
c)
Barium
d)
Carbon
10.
The majority of an atom's mass exists where?
a)
In the nucleus
b)
In the electron cloud
c)
In the space between the nucleus and the electrons
d)
In the neutrons
11.
What is the atomic mass of Neon?
a)
10
b)
20.18
c)
10.18
d)
20.18
12.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
13.
What's a valence electron?
a)
electrons in the second energy level
b)
electrons in the outermost energy level
c)
the atomic number
d)
electrons in the first level
14.
How many electrons do atoms need to be stable?
a)
1
b)
2
c)
6
d)
8
15.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
16.
What does the H stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
17.
What does the 1 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
18.
What does the 1.00794 stand for?
a)
Hydrogen
b)
atomic number
c)
atomic mass
d)
atomic explosion
19.
Ions are:
a)
atoms with a positive or negative charge
b)
atoms with no charge
c)
atoms with ONLY a positive charge
d)
atoms with ONLY a negative charge
20.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
21.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
22.
Calcium is most like which of the following?
a)
Barium
b)
Potassium
c)
Cesium
d)
Nitrogen
23.
The alkali metals have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
24.
The noble gases have how many valence electrons?
a)
1
b)
2
c)
7
d)
8
25.
Membership in a family is based on the number of
a)
electrons
b)
valence electrons
c)
protons
d)
neutrons
26.
Elements which are considered semiconductors are
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
27.
The blue atoms are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
28.
Which of the following is not a property of metals?
a)
brittle
b)
malleable
c)
lustrous
d)
conductive
29.
Good conductor of heat
a)
Metal
b)
Nonmetal
30.
If a material can easily be drawn into the shape of a wire, it is
a)
Ductile
b)
Magnetic
c)
Malleable
d)
Reactive
31.
All the elements on the right side of the periodic table are called..
a)
Metals
b)
Metalloid
c)
Nonmetals
32.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
33.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
34.
How many neutrons does the isotope of lithium have?
a)
8
b)
3
c)
4
d)
5
35.
What do these isotopes of carbon all have in common?
a)
neutrons & mass number
b)
atomic number and neutrons
c)
atomic number and electrons
d)
protons, atomic number, and mass number
36.
What quantities vary between isotopes of an element?
a)
protons, electrons, and atomic mass
b)
protons, electrons, and atomic number
c)
neutrons and electrons
d)
neutrons and atomic mass
37.
In the modern periodic table elements are arranged by:
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
38.
Each column in the periodic table is called a
a)
period
b)
group
c)
cluster
d)
unit
39.
The atomic number tells you what?
a)
number of electrons
b)
number of protons
c)
number of neutrons
d)
both electrons and protons in an atom.
40.
Which group of the periodic table is composed of inert (not reactive) gases?
a)
alkali metals
b)
alkaline earth metals
c)
halogens
d)
noble gases
41.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
42.
Which element is not a metal?
a)
H
b)
Re
c)
Al
d)
B
43.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
44.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
45.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
46.
How many neutrons are in Phosphorus (P)-31?
a)
15
b)
31
c)
16
d)
14
47.
How many protons are in Zirconium (Zr) ?
a)
40
b)
91
c)
30
d)
65
48.
Which element has 12 neutrons ?
a)
Magnesium-25
b)
Sodium-23
c)
Silicon-28
d)
Sulfur-32
49.
Which element has 30 neutrons and 26 electrons?
a)
Iron-56
b)
Nickel-56
c)
Zinc-56
d)
Silver-56
50.
Which element has the most protons?
a)
Ca
b)
N
c)
H
d)
C
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