WorksheetsIons
Total questions: 24
Worksheet time: 20mins
Name
Class
Date
1.
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
2.
When an atom loses a valence electron, it becomes a(n) _____________ ion.
a)
positive
b)
negative
c)
neutral
d)
polyatomic
3.
Negative ions form when atoms _________ valence electrons.
a)
lose
b)
gain
c)
share
4.
What will nitrogen's charge be as an ion (What is the charge of the nitride ion)?
a)
+3
b)
-3
c)
0
d)
-1
5.
How many electrons will a neutral potassium atom lose to become stable?
a)
1
b)
2
c)
8
d)
7
6.
How many total electrons does O-2 (an oxide ion) have?
a)
8
b)
10
c)
6
d)
18
7.
How many total electrons does Mg+2 (a magnesium ion) have?
a)
10
b)
12
c)
14
d)
22
8.
How many total electrons does Na+1 (a sodium ion) have?
a)
10
b)
11
c)
12
d)
22
9.
Cations are
a)
positive
b)
negative
c)
on the right side of the periodic table.
d)
nonmetals
10.
What charge will an oxide ion have?
a)
+1
b)
-1
c)
+2
d)
-2
11.
If an element has 3 valence electrons, what charge will its ion most likely have?
a)
+3
b)
+5
c)
-3
d)
-5
12.
Magnesium's ion is:
a)
Mg+1
b)
Mg+2
c)
Mg-1
d)
Mg-2
13.
Will a neutral neon atom gain or lose electrons to become stable?
a)
gain
b)
lose
c)
neither
14.
Will a neutral potassium atom gain or lose electrons to become stable?
a)
gain
b)
lose
c)
neither
15.
Will a neutral phosphorus atom gain or lose electrons to become stable?
a)
gain
b)
lose
c)
neither
16.
How many electrons will a neutral sulfur atom gain to become stable?
a)
2
b)
6
c)
8
d)
3
17.
How does a neutral bromine atom form a bromide ion?
a)
It loses one electron.
b)
It gains one electron.
c)
It loses one proton.
d)
It gains one proton.
18.
What is a Rubidium ion's symbol?
a)
Rb-
b)
Rb+
c)
Rb-2
d)
Rb+2
19.
What is the ionic symbol for a phosphorus atom?
a)
P-3
b)
P+3
c)
P-2
d)
P+2
20.
What is the ionic symbol for a Gallium atom?
a)
Ga+3
b)
Ga-3
c)
Ga+2
d)
Ga-2
21.
What is the ionic symbol for Selenium?
a)
Se-2
b)
Se+2
c)
Se-3
d)
Se+3
22.
What is the ionic symbol for Krypton?
a)
Kr
b)
Kr+
c)
Kr-
d)
Kr-2
23.
Make sure you get enough Potassium in your diet!
a)
Huh?
b)
K
c)
I <3 bananas
d)
Sure
24.
Which of the following has a -1 charge?
a)
Aluminum
b)
Bromine
c)
Calcium
d)
Potassium
100 %
