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Honors_Naming/Writing Ionic Compounds/Formulas Practice

Total questions: 59

Worksheet time: 1hrs 7mins

Name
Class
Date
1.

The name of FeCl₂ is

a)

iron chloride

b)

iron (II) chloride

c)

iron (I) chloride

d)

iron dichloride

2.

LiBr is called

a)

lithium bromine

b)

lithium (I) bromine

c)

lithium bromide

d)

lithuim (I) bromide

3.

Which of these combinations is an ionic compound made of?

a)

Metal and Metal

b)

Nonmetal and Nonmetal

c)

Metal and Nonmetal

d)

Cation and Cation

4.

Name the following ionic compound: BeCl2

a)

beryllium chlorine

b)

beryllium II chloride

c)

beryllium chloride

d)

beryllium dichloride

5.

Name the ionic compound SnSe2

a)

Tin diselenide

b)

Tin (IV) Selenide

c)

Tin selenide

d)

Tin (II) triselenide

6.

Name the following ionic compound: Cs2S

a)

cesium sulfide

b)

cesium sulfate

c)

cesium II sulfate

d)

cesium II sulfide

7.

Which of the following combinations would need roman numerals in the name?

a)

potassium + fluorine

b)

beryllium + oxygen

c)

boron + iodine

d)

gold + oxygen

8.

When naming ionic compounds with transition metals you need to include roman numerals to show the _____ of the metal..

a)

atomic number

b)

mass number

c)

charge

d)

ionization energy

9.

When naming a compound, which of these is written first?

a)

Metal

b)

Nonmetal

c)

Anion

d)

Cation

10.

When naming a compound, what must the last part be?

a)

the element with "ide" at the end

b)

the element with the ending "ite"

c)

the name of the element

d)

the element with "ide" at the end, unless its a polyatomic ion

11.

What is the name of the compound Na2(SO4)?

a)

Sodium sulfate

b)

Sodium sulfide

c)

Sodium sulfite

d)

Sodium sulfuroxide

12.

What is the name of the compound Sc(OH)3?

a)

Scandium (III) hydroxide

b)

Scandium (I) hydroxide

c)

Scandium (II) hydroxide

d)

Scandium hydroxide

13.

The number that tells you if an ion has lost or gained electrons

a)

atomic number

b)

oxidation number

c)

mass number

d)

electron number

14.
Nonmetals tend to 
a)
gain electrons
b)
lose electrons
15.
Metals tend to 
a)
gain electrons
b)
lose electrons
16.
Name this compound: 
KF
a)
Potassium fluoride
b)
Potassium fluorite
c)
Fluorine potasside 
d)
Potassium fluorate
17.
MgS 
a)
Magnesium sulfide
b)
Monomagnesium monosulfide
c)
Magnesium monosulfide
18.
What is the correct formula for the compound, lithium oxide?
a)
LiO
b)
Li2O
c)
LiO2
d)
Li2O2
19.
What is the formula for manganese(III) oxide?
a)
MgO
b)
Mg2O3
c)
MnO
d)
Mn2O3
20.
From the following ionic compounds, choose the name-formula pair that is not correctly matched.
a)
sodium sulfide  Na2S
b)
ammonium nitrate 
NH4NO3
c)
sodium sulfate 
Na2SO3
d)
calcium oxide  CaO
21.
The chemical formula of Iron (III)bromide is
a)
FeBr
b)
Fe(III)Br
c)
FeBr₃
d)
Fe₂Br₃
22.
The chemical compound for sodium phosphate would be:
a)
NaPO4
b)
Na2PO4
c)
Na3PO4
d)
Na(PO4)3
23.
How do the following two elements bond together?
Na1+  F1-         
a)
NaF
b)
NaF3
c)
Na3F
d)
Na1F2
24.
How do the following two elements bond together?
Cr3+  O2-         
a)
CrO
b)
Cr3O2
c)
Cr2O3
d)
CrO3
25.
How do the following two elements bond together?
K1+  S2- 
a)
KS
b)
K8S
c)
K6S3
d)
K2S
26.
How do the following two elements bond together?
Al3+  O2-         
a)
AlO
b)
Al2O3
c)
Al3O6
d)
Al3O2
27.

Cu + and OH -

a)

CuOH2

b)

Cu2OH

c)

Cu(OH)2

d)

CuOH

28.
Na +  and  S -2
a)
Na2S
b)
NaS2
c)
Na2S2
d)
NaS
29.

potassium nitride

a)

KN

b)

KN3

c)

K3N3

d)

K3N

30.
The chemical formula for an ionic compound of potassium and oxygen is
a)
KO.
b)
K2O.
c)
K2O2.
d)
KO2.
31.
Mg2+ and Cl- create...
a)
Mg2Cl
b)
MgCl2
c)
Mg2Cl2
d)
MgCl
32.
What is the correct formula for aluminum phosphide?
a)
Al₃P₃
b)
AlP
c)
AlPO₄
d)
AlPO₃
33.

Cu(OH)2

a)

Copper hydroxide

b)

Copper (I) hydroxide

c)

Copper (II) hydroxide

d)

correct answer is not given

34.
NH4 +1  and  C2O4 -2
a)
NH4C2O4
b)
(NH4)2C2O4
c)
NH4(C2O4)2
d)
correct answer is not given
35.
The chemical formula of lead (IV) nitrate is
a)
PbN₄
b)
PbNO₃₄
c)
Pb(NO₃)₄
d)
Pb₃NO₄
36.
When naming ionic compounds you always write the name of the positive element  _______ .
a)
first
b)
second
c)
with "ide"
d)
with a prefix
37.

What is the name of the compound with the chemical formula AgF?

a)

silver fluoride

b)

silver fluorine

c)

monosilver monofluoride

d)

silver (I) fluoride

38.

What is the formula for Hg2O?

a)

mercury (II) oxygen

b)

mercury (I) oxide

c)

mercury (II) oxide

d)

mercury oxide

39.

What is the formula for copper (II) sulfide?

a)

CuS

b)

Cu₂S

c)

CuS₂

d)

CuSO₃

40.

What is the proper formula for copper II bromide?

a)

CuBr

b)

CuBr2

c)

Cu2Br

41.

This product contains the compound Magnesium oxide. What is the chemical formula for this compound?

(a)  

42.

This product contains the compound CaCO3. The name of this compound is (a)   .

43.

This product contains the compound Na3PO4. The name of this compound is (a)   .

44.

This product contains the compound Potassium chloride. What is the chemical formula for this compound? (a)  

45.

This product contains the compound Sodium fluroide. What is the chemical formula for this compound?

(a)  

46.

This product contains the compound Na2CO3. The name of this compound is (a)   .

47.

This product contains the compound Sodium hydroxide. What is the chemical formula for this compound?

(a)  

48.

This product contains the compound MgCl2. What is the name of this compound?

(a)  

49.

This product contains Fe2O3. What is the name of this compound?

(a)  

50.

This product contains Fe2(SO4)3. What is the name of this compound?

(a)  

51.

This product contains sodium nitrate. What is the chemical formula of this compound?

(a)  

52.

This product contains Ammonium phosphate. What is the chemical formula of this compound?

(a)  

53.

This product contains Calcium phosphate. What is the chemical formula of this compound?

(a)  

54.

This product contains NaOH. The name of this compound is (a)   .

55.

The chemical formula for this substance is (a)   .

56.

The name of the compound that makes up this substance is (a)   .

57.

This product contains zinc oxide. What is the chemical formula for this compound?

(a)  

58.

These objects contains silver cyanide. What is the chemical formula for this compound?

(a)  

59.

This product contains potassium sulfate. What is the formula for this compound?

(a)  

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