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WorksheetsCheckpoint: Ions
Total questions: 24
Worksheet time: 16mins
Name
Class
Date
1.
What is an ion?
a)
A Charged Atom
b)
A Large Atom
c)
A Small Atom
d)
A Cute Atom
2.
Why are ions formed?
a)
To make our lives difficult
b)
Because atoms want 8 valence electrons
c)
Because atoms have the same number of protons and electrons
d)
Because atoms gained neutrons
3.
What is a negative ion called?
a)
anion
b)
cation
c)
covalent
d)
isotope
4.
What is a positive ion called?
a)
anion
b)
cation
c)
isotope
d)
covalent
5.
An atom becomes _________ when it gains electrons.
a)
Positive
b)
Negative
c)
Neutral
d)
Invinsible
6.
Why do elements form bonds?
a)
to get a charge
b)
so they can make friends
c)
to become stable by getting a full valence shell
d)
to become stable by increasing their mass
7.
Lithium (Li)
a)
Li+
b)
Li2+
c)
Li-
d)
Li2-
8.
Chlorine/de (Cl)
a)
Cl2-
b)
Cl+
c)
Cl-
d)
Cl3-
9.
Hydrogen (H)
a)
H2+
b)
H-
c)
H+
d)
He+
10.
Magnesium (Mg)
a)
Mg+
b)
Mg2+
c)
Mg2-
d)
Mg2-
11.
Oxygen (O)
a)
O2+
b)
O2-
c)
O3-
d)
O+
12.
Fluorine (F)
a)
Fl-
b)
Fl+
c)
Fl2-
d)
Fl3-
13.
Calcium (Ca)
a)
Ca2+
b)
Ca+
c)
Ca2-
d)
Ca3+
14.
Potassium (K)
a)
K2+
b)
K3+
c)
K+
d)
K-
15.
Helium (He)
a)
He+
b)
He-
c)
Helium doesn't form ions as it has a stable outer cell
d)
He 2+
16.
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
17.
If I gain electrons I become
a)
Positive because I've added to my atom
b)
negative because I've added electrons
c)
same because i'm balanced
d)
equal because now I have electrons
18.
How do the following two elements bond together?
Na1+ F1-
Na1+ F1-
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
19.
What is the overall charge of the ionic compound NaCl
a)
+1
b)
+2
c)
+3
d)
0
20.
What formula results when Ca+2 and Br- ions bond?
a)
Ca2Br2
b)
CaBr
c)
Ca(br)2
d)
CaBr2
21.
How do the following two elements bond together?
Cr3+ O2-
Cr3+ O2-
a)
CrO
b)
Cr3O2
c)
Cr2O3
d)
CrO3
22.
How do the following two elements bond together?
K1+ S2-
K1+ S2-
a)
KS
b)
K8S
c)
K6S3
d)
K2S
23.
How do the following two elements bond together?
Al3+ O2-
Al3+ O2-
a)
AlO
b)
Al2O3
c)
Al3O6
d)
Al3O2
24.
AgF
a)
silver fluoride
b)
silver fluorine
c)
monosilver monofluoride
d)
silver monofluorine
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