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Chemistry OL Review

Total questions: 20

Worksheet time: 10mins

Name
Class
Date
1.

Atoms will undergo chemical bonding to become more stable. Based on the diagram below, nitrogen must pick up valence electrons in order to achieve chemical stability.

a)

1

b)

2

c)

3

d)

4

2.

The image below represents a __________ bond.

a)

Ionic

b)

Covalent

3.

The image below represents a __________ bond.

a)

Ionic

b)

Covalent

c)

Metallic

d)

Hydrogen

4.

Using the following properties, decide what type of chemical bond would be formed. - Low Boiling Point & Low Melting Point - Valence Electrons are shared - Poor Conductors - Bonds are weak - Occurs between 2 nonmetals

a)

Ionic Bond

b)

Covalent Bond

c)

James Bond

5.

Using the following properties, decide what type of chemical bond would be formed. - High Melting Point & High Boiling Point - Valence Electrons are transferred between atoms - Good Conductors (when dissolved in water) - Bonds are strong - Occurs between a metal and a nonmetal

a)

Ionic Bond

b)

Covalent Bond

c)

Coach Bond

6.

During the bonding process, an oxygen atom (8 protons and 8 electrons) gains two extra valence electrons. Which statement(s) below are true?

a)

Oxygen would have a +2 charge (O2+)

b)

Oxygen would have a -2 charge (O2-)

c)

Oxygen would be classified as an anion

d)

Oxygen would be classified as a cation

7.

Which subatomic particle is directly involved in the bonding process?

a)

Protons

b)

Neutrons

c)

Electrons

8.

Predict the chemical formula for an ionic compound that is created between sodium & chlorine.

a)

NaCl2

b)

Na2Cl

c)

NaCl

9.

The two atoms pictured below are bonded together. This compound will require a ______ bond.

a)

Ionic

b)

Covalent

c)

Metallic

d)

Hydrogen

10.

According to IUPAC standards, what is the name for the compound MgCl₂?

a)

Magnesium dichloride

b)

Monomagnesium dichloride

c)

Manganese dichloride

d)

Magnesium Chloride

11.

According to IUPAC standards, what is the chemical formula for the compound tetraphosphorus decoxide?

a)

P₅O₁₀

b)

P₇O₁₀

c)

P₄O₁₀

d)

P₂O₁₀

12.

According to IUPAC standards, what is the chemical formula for sodium nitride?

a)

SN₃

b)

Na₃N

c)

S₃N

d)

NaN₃

13.

According to IUPAC standards, what is the correct name for a molecule of IF₇?

a)

monoiodine heptafluoride

b)

iodine fluoride

c)

iron heptafluoride

d)

iodine heptafluoride

14.

The elements shown in blue are classified as:

a)

nonmetals

b)

metals

c)

metalloids

15.

The elements shown in green are classified as:

a)

nonmetals

b)

metals

c)

metalloids

16.

The elements shown in red are classified as:

a)

nonmetals

b)

metals

c)

metalloids

17.

Which formulas and their respective names do not match?

a)

BaO & barium hydroxide

b)

SF₆ & sulfur hexafluoride

c)

N₂O₄ & dinitrogen pentoxide

d)

HF & hydrogen monofluoride

18.

The International Union of Pure and Applied Chemistry (IUPAC) has specific rules on how to name ionic and covalent compounds. Choose all of the answers where the chemical formulas match the chemical names.

a)

calcium chloride & CCl₂

b)

dihydrogen monoxide & H₂O

c)

potassium nitride & K₂N

d)

nitrogen trioxide & NO₃

19.

A chlorine atom reacts with a sodium atom to form sodium chloride (NaCl). A chlorine atom can also react with another chlorine atom to form a chlorine molecule (Cl₂). Which statement best explains the behavior of chlorine in these two reactions?

a)

The chlorine molecule (Cl₂) is created using covalent bonds, while NaCl is created using ionic bonds

b)

The chlorine molecule (Cl₂) is created using ionic bonds, while NaCl is created using covalent bonds

c)

Both substances are created using covalent bonds

d)

Both substances are created using ionic bonds

20.

Beryllium, atomic number 4, forms an ionic bond with an unknown element. What is the most likely choice for the other element in this compound?

a)

fluorine (group 17)

b)

selenium (group 16)

c)

neon (group 18)

d)

potassium (group 1)