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WorksheetsReview
Total questions: 80
Worksheet time: 1hrs 13mins
Name
Class
Date
1.
How many electrons should Hydrogen have around its Lewis dot model?
a)
1
b)
2
c)
7
d)
8
2.
How many electrons should Helium have around its Lewis dot model?
a)
1
b)
2
c)
7
d)
8
3.
How many electrons should Lithium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
4.
How many electrons should Beryllium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
5.
How many electrons should Boron have around its Lewis dot model?
a)
1
b)
3
c)
5
d)
7
6.
How many electrons should Carbon have around its Lewis dot model?
a)
1
b)
3
c)
4
d)
5
7.
How many electrons should Nitrogen have around its Lewis dot model?
a)
1
b)
3
c)
4
d)
5
8.
How many electrons should Oxygen have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
9.
How many electrons should Flourine have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
10.
How many electrons should Neon have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
11.
How many electrons should Sodium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
12.
How many electrons should Magnesium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
13.
How many electrons should Aluminium have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
14.
How many electrons should Silicon have around its Lewis dot model?
a)
1
b)
2
c)
3
d)
4
15.
How many electrons should Phosphorus have around its Lewis dot model?
a)
2
b)
4
c)
5
d)
7
16.
How many electrons should Sulfur have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
17.
How many electrons should Chlorine have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
18.
How many electrons should Argon have around its Lewis dot model?
a)
5
b)
6
c)
7
d)
8
19.
How many electrons should Potassium have around its Lewis dot model?
a)
1
b)
2
c)
7
d)
8
20.
How many electrons should Calcium have around its Lewis dot model?
a)
1
b)
2
c)
7
d)
8
21.
Traveling across a period, from left to right, the atomic radii ______________.
a)
Increases
b)
Decreases
c)
Stays the same
22.
Traveling down a family the atomic radii ______________.
a)
Increases
b)
Decreases
c)
Stays the same
23.
?
a)
Boron
b)
Carbon
c)
Nitrogen
d)
Lithium
24.
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
25.
?
a)
Helium
b)
Oxygen
c)
Sodium
d)
Phosphorous
26.
?
a)
Beryllium
b)
Boron
c)
Barium
d)
Bromine
27.
How many electrons does Si contain? (click to see image)
a)
14
b)
28
c)
2
d)
None of these
28.
How many electrons does potassium K contain? (click to see image)
a)
19
b)
39
c)
20
d)
40
29.
Most elements will gain or lose electrons so that they end up with _______ valence electrons.
a)
2
b)
6
c)
8
d)
10
30.
Which of the following is the correct LD Diagram for Hydrogen Cyanide? HCN?
a)
A
b)
B
c)
C
d)
D
31.
What is this element?
1s22s22p63s2
1s22s22p63s2
a)
Neon
b)
Magnesium
c)
Aluminum
d)
Potassium
32.
What is this element?
[Ne] 3s23p64s2
[Ne] 3s23p64s2
a)
Calcium
b)
Sodium
c)
Scandium
d)
Titanium
33.
Bromine (Br)
a)
1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d1
b)
1s2, 2s2, 2p4
c)
1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d10, 4p5
d)
1s2, 2s2, 2p6
34.
What is this element?
[Xe] 6s25d9
[Xe] 6s25d9
a)
Mercury
b)
Gold
c)
Platinum
d)
Thallium
35.
How many electrons are shared in a triple bond?
a)
6
b)
3
c)
6 pairs
d)
5
36.
When a metal reacts with a nonmental, it makes
a)
an ionic compound
b)
a covalent compound
c)
a low melting point
d)
water molecules
37.
In this molecule, each HYDROGEN makes how many bonds?
a)
1
b)
2
c)
3
d)
4
38.
An element with five valence electrons is
a)
phosphorus
b)
oxygen
c)
beryllium
d)
rubidium
39.
How are electrons arranged in an atom?
a)
In groups of five
b)
In energy levels
c)
By color
d)
By shape
40.
Isotopes are elements with a different amount of
a)
protons
b)
neutrons
c)
electrons
d)
atoms
41.
Rows on the period table are called _____ while columns are called _____.
a)
groups, families
b)
groups, periods
c)
periods, groups
d)
families, groups
42.
How many electrons are in the outer (valence) shell of Chlorine (Cl)?
a)
1
b)
3
c)
6
d)
7
43.
An element with five valence electrons is
a)
phosphorus
b)
oxygen
c)
beryllium
d)
rubidium
44.
What is the name of the group that never reacts--ever ever they are stable with a full outermost ring!!!
a)
noble gases
b)
transition
c)
halogens
d)
borons
45.
What is the name of the group that has the MOST reactive METALS in it?
a)
Alkaline earth
b)
Alkali
c)
transition
d)
actinides
46.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
47.
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
48.
Which element in period four is a metalloid?
a)
Silicon
b)
Gallium
c)
Arsenic
d)
Titanium
49.
Which types of elements have intermediate properties of metals and nonmetals?
a)
metals
b)
nonmetals
c)
metalloids
d)
gases
50.
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
51.
How many Valance electrons does Iodine Have?
a)
6
b)
16
c)
7
d)
17
52.
How many protons are in Beryllium?
a)
4
b)
9
c)
5
d)
2
53.
What is the atomic mass of Copper?
a)
63
b)
29
c)
34
d)
92
54.
How many neutrons are in a Gold atom?
a)
79
b)
196
c)
118
d)
275
55.
How many electrons does a Copper atom have?
a)
63
b)
29
c)
92
d)
34
56.
How many electrons do atoms need to be stable?
a)
1
b)
2
c)
6
d)
8
57.
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
58.
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.
59.
Elements which are shiny, conduct electricity and heat are called
a)
metal
b)
nonmetal
c)
metalloid
d)
nonexistent
60.
The atoms along the staircase are called
a)
metals
b)
nonmetals
c)
metalloids
d)
noble gases
61.
Which is a halogen?
a)
Helium
b)
Chlorine
c)
Oxygen
d)
Neptune
62.
Which is an alkali metal?
a)
Magnesium
b)
Iron
c)
Sodium
d)
Europium
63.
In what section would Transition Metals be found?
a)
orange
b)
light blue
c)
blue
d)
white
64.
Which section are the metals in?
a)
dark blue
b)
light blue
c)
purple
d)
pink
65.
What section is the least reactive?
a)
yellow
b)
red
c)
dark blue
d)
orange
66.
What happens to the atomic number of elements as you move left to right, up to down on the Periodic Table?
a)
Increases
b)
Decreases
67.
The atomic number of this pictured element is
a)
28
b)
58.6934
c)
Ni
d)
Nickel
68.
Which of the 4 major groups is the largest? (4.4)
a)
Metals
b)
Semimetals
c)
Nonmetals
d)
Inert/Noble Gases
69.
The period for Bromine is ___________.
a)
3
b)
2
c)
4
70.
Beryllium is in group number______.
a)
Group 2
b)
Group 3
c)
Group 4
d)
Group 7
71.
Elements in the same ________ are more chemically similar.
a)
group
b)
period
c)
club
d)
table
72.
The periodic table has __ periods.
a)
18
b)
8
c)
2
d)
7
73.
Which elements have the most similar chemical properties?
a)
K and Na
b)
K and Ca
c)
K and Cl
d)
K and S
74.
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
75.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
76.
When an atom gains a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
77.
Ionic bonds form between two ions that have
a)
ionic compounds
b)
negative charges
c)
positive charges
d)
opposite charges
78.
Oxygen becomes an anion by _______ electrons.
a)
losing
b)
gaining
c)
sharing
d)
exciting
79.
Sodium loses an electron to become a ___________?
a)
neutral atom
b)
anion
c)
onion
d)
cation
80.
Anions are _______ that form ____________ ions and __________ electrons.
a)
nonmetals, positive, lose
b)
nonmetals, negative, gain
c)
metals, positive, gain
d)
metals, positive, lose
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