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Naming Ionic Compounds and Counting Atoms

Total questions: 23

Worksheet time: 18mins

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 following ionic compound: Cs2S

a)

cesium sulfide

b)

cesium sulfate

c)

cesium II sulfate

d)

cesium II sulfide

6.

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

a)

Metal

b)

Nonmetal

c)

Anion

d)

Cation

7.

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

8.

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

a)

Sodium sulfate

b)

Sodium sulfide

c)

Sodium sulfite

d)

Sodium sulfuroxide

9.

The name of the compound Ca3(PO4)2

a)

calcium phosphate

b)

tricalcium diphosphate

c)

calcium phosphorus oxide

d)

calcium phosphide

10.

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

11.

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

12.

By looking at the formula of an ionic compound, we can determine the charge (oxidation state) of a transition metal.

a)

True

b)

False

13.

What is the name of the following compound: NaCl

a)

sodium chloride

b)

sodium (I) chloride

c)

sodium chlorine

d)

sodium (I) chlorine

14.
How many Hydrogen are in 4H2O?
a)
6
b)
8
c)
2
d)
4
15.
How many Oxygen are in H2O?
a)
1
b)
2
c)
0
d)
4
16.
How many Magnesium are in 10MgCl2?
a)
10
b)
5
c)
20
17.
How many O's are in Al₂(SO₄)₃
a)
4
b)
12
c)
7
d)
24
18.
Number of H in 3(NH₄)₂CrO₄
a)
4
b)
2
c)
8
d)
24
19.
How many atoms are there TOTAL in:
H2SO4
a)
6
b)
5
c)
7
d)
3
20.
How many elements are in C6H12O6?
a)
1
b)
2
c)
3
d)
4
21.
How many Sodium (Na) are in 6NaCl?
a)
1
b)
12
c)
6
22.
How many Sodium (Na) are in 6NaCl?
a)
1
b)
12
c)
6
23.
A subscript is the small number below a(n) ________ that tells the number of _______ of that element.
a)
element symbol; atoms
b)
atom; element symbol
c)
subscript; protons
d)
compound; elements