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WorksheetsIonic Bonding Exam
Total questions: 21
Worksheet time: 12mins
Name
Class
Date
1.
How many electrons are needed in the outer energy levels of an atom to be stable?
a)
2
b)
4
c)
6
d)
8
2.
A charged particle that has gained or lost electrons is called a _____.
a)
molecule
b)
ion
c)
isotope
d)
element
3.
What type of bond is this?
a)
ionic
b)
covalent
4.
Nitrogen will ____ valence electrons when forming an ionic bond.
a)
gain 1
b)
lose 1
c)
gain 3
d)
lose 3
5.
Beryllium will ____ valence electrons when forming an ionic bond.
a)
lose 4
b)
gain 4
c)
lose 2
d)
gain 2
6.
Boron will ____ valence electrons when forming an ionic bond.
a)
lose three
b)
gain three
c)
lose 5
d)
gain 5
7.
Ionic bonds form between metals and ____.
a)
metalloids
b)
metals
c)
nonmetals
8.
What determines ionic bonds to form?
a)
Number of protons
b)
Mass of the atom
c)
Number of total electrons
d)
Number of valence electrons
9.
Ionic bonds consist of the ____ of valence electrons.
a)
sharing
b)
transfer
10.
Write the formula when S and K bond?
a)
SK
b)
KS
c)
K2S
d)
S2K
11.
Write the formula when F and Be bond?
a)
BeF2
b)
BeF
c)
F2Be
d)
FBe2
12.
If my charge becomes 2+ what does that say about me?
a)
I am stealing 2 electrons
b)
I am losing 2 electrons
c)
I am in period 2
d)
I have an atomic # of 2
13.
If I am in family 13 what is my oxidation #
a)
13+
b)
3-
c)
13-
d)
3+
14.
If I am in group 17 how many valence electrons do I have?
a)
17
b)
1
c)
7
d)
none, I am a noble gase
15.
How do the following two elements bond together?
Na1+ F1-
Na1+ F1-
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
16.
Which of the following has a full valence shell?
a)
Oxygen
b)
Neon
c)
Barium
d)
Carbon
17.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
18.
In order to have a stable arrangement of 8 valence electrons, metal atoms are likely to _____________ electrons.
a)
lose
b)
gain
c)
share
d)
gain or share
19.
An electron has what kind of charge?
a)
no charge
b)
positive
c)
negative
d)
it depends
20.
a proton has what charge?
a)
positive
b)
negative
c)
no charge
d)
it depends
21.
When the number of electrons equals the number of protons the atom has what charge?
a)
sponge bob
b)
positive charge
c)
negative charge
d)
neutral charge
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