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Naming and Writing Chemical Formula of Ionic Compounds

Total questions: 30

Worksheet time: 37mins

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 ion of arsenide, As3-?
a)
5
b)
18
c)
8
d)
2
5.
How many valence electrons are in a fluoride ion (F-)?
a)
8
b)
7
c)
10
d)
0
6.
How many valence electrons are in a calcium ion (Ca2+)?
a)
2
b)
8
c)
18
d)
0
7.
How many total electrons are in a chloride ion (Cl-)?
a)
18
b)
17
c)
16
d)
1
8.
How many total electrons are in an oxide ion (O2-)?
a)
10
b)
8
c)
6
d)
0
9.
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
10.
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
11.
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
12.

Which of the following is the metallic ion in iron (III) oxide?

a)

Fe3

b)

Fe2

c)

O-2

d)

O-1

13.

What is the formula for tin (IV) oxide?

a)

Tn4O2

b)

SnO

c)

TnO2

d)

SnO2

14.

Name the following compound: Li3P

a)

lithium (I) phosphide

b)

lithium phosphide

c)

lithium phosphorus

d)

lithium (II) phosphide

15.

Name the following compound: Fe2O3

a)

iron (II) oxygen

b)

iron (II) oxide

c)

iron (III) oxygen

d)

iron (III) oxide

16.

Which of the following is a possible compound from magnesium (+2) and fluorine (-1)?

a)

MgF

b)

Mg2F

c)

MgF2

d)

Mg3F2

17.

Which of the following are transition metals?

a)

Fe

b)

Mg

c)

Au

d)

Cu

e)

Li

18.

Name the following compound: AuO

a)

gold (III) oxide

b)

gold (I) oxide

c)

gold (II) oxide

d)

gold oxide

19.

What is the name of the compound Ni3N2?

a)

nickel (I) nitride

b)

nickel (II) nitride

c)

nickel nitride

d)

nickel (III) nitride

20.

Name the compound CaF2.

a)

calcium (I) fluoride

b)

calcium fluorine

c)

calcium (II) fluoride

d)

calcium fluoride

21.

What is the formula for potassium sulfide?

a)

KS

b)

K2S

c)

KS2

d)

K3S

22.

What is the formula for iron (II) phosphide?

a)

Fe2P

b)

FeP

c)

Fe2P3

d)

Fe3P2

23.

What compound is formed between barium (+2) and nitrogen (-3)?

a)

Ba3N2

b)

Ba2N3

c)

BaN

d)

Ba2N

24.

Name the following compound: MgS

a)

magnesium (I) sulfide

b)

magnesium (II) sulfide

c)

magnesium sulfide

d)

magnesium sulfur

25.
Ba+2, Br-1
a)
BrBa
b)
Br2Ba2
c)
BaBr2
d)
Br2Ba
26.
Ca+2, O-2
a)
CaO
b)
OCa
c)
Ca-2O+2
d)
Ca2O2
27.
The correct chemical formula for magnesium phosphide is
a)
MgP
b)
Mg₂P₃
c)
Mg₃P₂
d)
Mg₃(PO₄)₂
28.
The name of FeCl₂ is
a)
iron chloride
b)
iron (II) chloride
c)
iron (I) chloride
d)
iron dichloride
29.
The formula of calcium phosphate is 
a)
CaPO4
b)
Ca2(PO4)3
c)
Ca3PO4
d)
Ca3(PO4)2
30.
ammonium phosphate
a)
(NH4)3PO4
b)
NPO4
c)
NH4PO4
d)
NH4(PO4)3

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