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Worksheets

Naming and Formulas

Total questions: 30

Worksheet time: 1hrs 14mins

Name
Class
Date

1.

Answer the questions below after watching the video

1.

Ionic compounds are composed of what type of elements? (metals, nonmetals, both)

4 lines
2.

What is the name of this compound? CaBr2

a)

calcium(II) bromide

b)

calcium(1) bromide

c)

calcium bromine

d)

calcium bromide

3.
The chemical formula for an ionic compound of potassium and oxygen is
a)
KO.
b)
K2O.
c)
K2O2.
d)
KO2.
4.

What is the correct name for the ionic compound NaClNaCl ?

a)

Sodium chloride

b)

Sodium chlorate

c)

Sodium carbonate

d)

Sodium sulfate

5.

Answer the questions below after watching the video

5.

What is the name of the polyatomic ionic compound NaClO2?

4 lines
6.

Which of the following is the correct name for the ionic compound CaCO3CaCO_3 ?

a)

Calcium carbonate

b)

Calcium chlorate

c)

Calcium sulfate

d)

Calcium nitrate

7.

What is the correct name for the ionic compound KNO3KNO_3 ?

a)

Potassium nitrate

b)

Potassium nitrite

c)

Potassium sulfate

d)

Potassium sulfite

8.

What is the correct name for the ionic compound Mg(OH)2Mg(OH)_2 ?

a)

Magnesium hydroxide

b)

Magnesium oxide

c)

Magnesium hydride

d)

Magnesium sulfate

9.

Answer the questions below after watching the video

9.

What do you think the charge of Copper would be when it is attached to Bromine? (CuBr)

a)

+2

b)

-1

c)

-2

d)

+1

10.

Where are the transition metals located on the periodic table?

a)

blue square

b)

red square

c)

yellow square

11.

What is the name of the compound PbCl4?

a)

Lead chloride

b)

Lead chlorate

c)

Lead(IV) chloride

d)

Lead(IV) chlorate

12.

Answer the questions below after watching the video

12.

What is the prefix for 6?

4 lines
13.

Which of the following is the correct formula for dinitrogen tetroxide?

a)

N2O4N_2O_4

b)

NO2NO_2

c)

N4O2N_4O_2

d)

N2O2N_2O_2

14.

What is the formula for carbon tetrachloride?

a)

CCl4CCl_4

b)

CCl3CCl_3

c)

C4ClC_4Cl

d)

C2Cl4C_2Cl_4

15.

Which of the following is the correct formula for phosphorus pentachloride?

a)

PCl5PCl_5

b)

P5ClP_5Cl

c)

PCl3PCl_3

d)

P2Cl5P_2Cl_5

16.

What is the correct formula for sulfur hexafluoride?

a)

SF6SF_6

b)

S6FS_6F

c)

SF4SF_4

d)

S2F6S_2F_6

17.

Identify the name of the acid with the formula H2SO4H_2SO_4 .

a)

Sulfurous acid

b)

Sulfuric acid

c)

Hydrochloric acid

d)

Nitric acid

18.

Identify the name of the acid with the formula HClHCl .

a)

Hydrochloric acid

b)

Hydrobromic acid

c)

Hydroiodic acid

d)

Hydrofluoric acid

19.

Identify the formula for diphosphorus pentoxide.

a)

P2O5P_2O_5

b)

PO5PO_5

c)

P5O2P_5O_2

d)

P2O3P_2O_3

20.

What is the name of the acid with the formula HNO3HNO_3 ?

a)

Nitric acid

b)

Nitrous acid

c)

Hydrochloric acid

d)

Sulfuric acid

21.

What is the name of the acid with the formula H2CO3H_2CO_3 ?

a)

Carbonic acid

b)

Acetic acid

c)

Hydrochloric acid

d)

Sulfuric acid

22.

Which of the following is the correct formula for dinitrogen monoxide?

a)

N2ON_2O

b)

NO2NO_2

c)

N2O2N_2O_2

d)

NONO

23.
What charge does a calcium (Ca) ion have?
a)
+1
b)
+2
c)
+3
d)
+4
24.
What would be the proper chemical formula for combining Al3+ and l- :
a)
Al l3
b)
Al3l
c)
Al l
d)
Al3 l3
25.

Write the formula for the binary ionic compound copper(I) sulfide.

a)

CuSCuS

b)

Cu2SCu_2S

c)

CuSO4CuSO_4

d)

Cu2SO3Cu_2SO_3

26.

Name the following ionic compound: Li3N

a)

lithium nitride

b)

lithium (III) nitride

c)

lithium nitrogen

d)

lithium nitroxide

27.

The name of the compound Ca3(PO4)2

a)

calcium phosphate

b)

tricalcium diphosphate

c)

calcium phosphorus oxide

d)

calcium phosphide

28.

What is the empirical formula of a substance with the molecular formula C2H4?

a)

C2H2

b)

C2H2

c)

C1H1

d)

CH2

29.

What is the empirical formula of a substance with the molecular formula Se8F12?

a)

Se8F12

b)

Se2F3

c)

Se4F3

d)

SeF

30.
Which one is an empirical formula?
a)
H2O2
b)
C2H6O12
c)
CaCl2
d)
N2O8