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WorksheetsIonic Compounds: Naming & Formula Writing
Total questions: 16
Worksheet time: 10mins
Name
Class
Date
1.
Ionic compounds generally form when ____________ and ________________ react with each other.
a)
nonmetals and nonmetals
b)
metals and metals
c)
metals and nonmetals
d)
polyatomic elements & nonmetals
2.
Metals tend to _____ electrons to form _______; nonmetals tend to _____ electrons to form ________.
a)
lose, cations ; lose, anions
b)
gain, cations ; lose, anions
c)
gain, anions ; gain, cations
d)
lose, cations ; gain, anions
3.
The purpose of bonding for most elements is to achieve greater stability and to have a complete ______ of electrons in the outermost energy level.
a)
pair
b)
nucleus
c)
octet
d)
molecule
4.
How many valence electrons are in an atom of phosphorus (P)?
a)
5
b)
4
c)
3
d)
2
5.
How many valence electrons are in an atom of potassium (K)?
a)
4
b)
3
c)
2
d)
1
6.
How many valence electrons are in an atom of tungsten (W), atomic number 74?
a)
4
b)
3
c)
2
d)
1
7.
How many valence electrons are in an ion of arsenide, As3-?
a)
5
b)
18
c)
8
d)
2
8.
How many valence electrons are in a fluoride ion (F-)?
a)
8
b)
7
c)
10
d)
0
9.
How many valence electrons are in a calcium ion (Ca2+)?
a)
2
b)
8
c)
18
d)
0
10.
How many total electrons are in a ferrous ion (Fe2+)?
a)
28
b)
26
c)
24
d)
8
11.
How many total electrons are in a chloride ion (Cl-)?
a)
18
b)
17
c)
16
d)
1
12.
How many total electrons are in an oxide ion (O2-)?
a)
10
b)
8
c)
6
d)
0
13.
How many total electrons are in an ion of rubidium (Rb+)?
a)
0
b)
1
c)
37
d)
36
14.
Which of the following is the correct name for the chemical formula Ca(NO2)2?
a)
cadmium nitride
b)
calcium nitrate
c)
calcium nitrite
d)
cadmium nitrite
15.
Which of the following is the correct name for the chemical formula Li2S?
a)
Lithium sulfate
b)
lithium sulfide
c)
lithium sulfite
d)
lithium hyposulfite
16.
Which of the following is the correct name for the chemical formula Li2S?
a)
Lithium sulfate
b)
lithium sulfide
c)
lithium sulfite
d)
lithium hyposulfite
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