Free Printable TTHS GROUP Nomenclature of Inorganic Compounds

1.

The label below contains information about an unknown metal.

Unknown Metal: M

MPO₄

M₂O₃

MCl₃

How many valence electrons does the unknown metal have?

a)

A. 1

b)

B. 3

c)

C. 4

d)

D. 6

2.

Molecules of different acids ionize to form different numbers of ions. Both HCl and HNO₃are monoprotic acids, yielding one hydrogen ion per molecule of acid. What is the chemical name for aqueous HNO₃?

a)

A. hydronitrous acid

b)

B. nitrous acid

c)

C. hydronitric acid

d)

D. nitric acid

3.

Dinitrogen monoxide or nitrous oxide is a greenhouse gas that enters the atmosphere principally from natural fertilizer breakdown. What is the chemical formula of this greenhouse gas?

a)

A. NO₂

b)

B. HNO₂

c)

C. N₂O

d)

D. HNO₃

4.

When an alkaline earth metal (Group 2A), M, reacts with oxygen the formula of the compound produced will be _____

a)

A. M₂O

b)

B. MO

c)

C. M₂O₃

d)

D. MO₂

5.

HCl: hydrochloric acid; ______: hypochlorous acid

a)

A. HClO₄

b)

B. HClO₃

c)

C. HClO₂

d)

D. HClO

6.

The substance phosphorus trihydride, commonly called phosphine, is a toxic gas. What is the chemical formula of this gaseous substance?

a)

A. KH₃

b)

B. PH₃

c)

C. KH₄

d)

D. PH₄

7.

Liquid disilicon hexachloride reacts with water to form solid silicon dioxide, hydrogen chloride gas, and hydrogen gas. What is the chemical formula of the liquid substance that reacts with water?

a)

A. SiCl₆

b)

B. Si₂Cl₆

c)

C. H₂O

d)

D. SiO₂

8.

What is the correct formula of barium sulfate?

a)

A. BaSO₄

b)

B. Ba₂SO₄

c)

C. Ba₂ SO₄

d)

D. Ba₂ (SO₄)₂

9.

Carbonic Acid is acid the which can be found in the soft drinks. It is very unstable and can easily dissociate into carbon dioxide and water. Which of these chemical reactions can be written when this acid dissociates before it will be balanced?

a)

A. $CO_3\rightarrow CO_2+H_2O$

b)

B. $HCO_3\rightarrow CO_2+H_2O$

c)

C. $H_2CO_3\rightarrow CO_2+H_2O$

d)

D. $HCO_2\rightarrow CO_2+H_2O$

10.

Sodium belongs to group 1 and calcium belongs to group 2. Sulfate has charge of negative 2. When calcium sulfate reacts with sodium, it will form lithium sulfate and sodium.

What can be the correct “unbalanced” formula for this?

a)

$A.\ CaSO_4+Na\rightarrow NaSO_4+Ca$

b)

$B.\ Ca_2SO_4+Na\rightarrow NaSO_4+Ca$

c)

$C.\ CaSO_4+Na\rightarrow Na_2SO_4+Ca$

d)

$D.\ Ca_2SO_4+Na\rightarrow Na_2SO_4+Ca$

TTHS GROUP Nomenclature of Inorganic Compounds

Total questions: 10

Worksheet time: 20mins

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