Question 1

Which of the following compounds is classified as a molecular compound?

Accepted Answer

CH3OH

Question 2

Which of the following best describes the basic unit of SrCl2?

Accepted Answer

Formula unit

Question 3

Which of the following substances is composed of single atoms?

Accepted Answer

Copper metal

Question 4

Which of the following is a diatomic molecule?

Accepted Answer

Bromine

Question 5

Which of the following is an example of a formula unit?

Accepted Answer

Na2SO4

Question 6

Which of the following compounds is ionic and contains a metal that forms only one type of ion (Type I)?

Accepted Answer

BaSO4

Question 7

Which of the following is a molecular compound?

Accepted Answer

NO

Question 8

Which of the following is an ionic compound containing a metal that forms more than one type of ion (Type II)?

Accepted Answer

CoCl2

Question 9

Which of the following best describes the basic unit of NI3?

Accepted Answer

Molecule

Question 10

Which of the following is a molecular compound that contains only nonmetals?

Accepted Answer

NF3

Question 11

Which of the following is an ionic compound?

Accepted Answer

LiNO3

Question 12

Which of the following is a diatomic molecule found in nature?

Accepted Answer

Nitrogen

Question 13

Which of the following is a molecular compound that is commonly used as a solvent in laboratories?

Accepted Answer

CH3OH

Question 14

Which of the following is a formula unit representing an ionic compound?

Accepted Answer

Na2SO4

Question 15

Which of the following is a single atom in its elemental form?

Accepted Answer

Helium

Question 16

Which of the following is a molecular compound used as a refrigerant?

Accepted Answer

CF4

Question 17

Which of the following is an ionic compound containing a transition metal?

Accepted Answer

CoCl2

Question 18

Which of the following is a molecular compound containing chlorine?

Accepted Answer

NOCl

Question 19

Which of the following is an ionic compound containing a Group 1 metal?

Accepted Answer

LiNO3

Question 20

Which of the following is a molecular compound that contains both nitrogen and oxygen?

Accepted Answer

NOCl

Classifying Substances: Molecules, Ions, and Compounds in Chemistry

Study Guide - Practice Questions