Question 1

Which of the following best describes a synthesis reaction?

Accepted Answer

Two or more substances combine to form a single new compound.

Question 2

What type of reaction is represented by the equation $$4Fe(s) + 3O_2(g) \rightarrow 2Fe_2O_3(s)$$?

Accepted Answer

Synthesis reaction

Question 3

Which of the following is always a product of a hydrocarbon combustion reaction?

Accepted Answer

$$CO_2$$ and $$H_2O$$

Question 4

A student adds iron nails to a solution of copper(II) sulfate. What type of reaction occurs?

Accepted Answer

Single displacement reaction

Question 5

Which of the following best describes a precipitation reaction?

Accepted Answer

A reaction in which an insoluble solid forms from two aqueous solutions.

Question 6

What are the products of the reaction between hydrochloric acid and magnesium hydroxide?

Accepted Answer

Magnesium chloride and water

Question 7

Which equation correctly represents the decomposition of water using electricity?

Accepted Answer

$$2H_2O(l) \xrightarrow{electricity} 2H_2(g) + O_2$(g)$$

Question 8

Which of the following is a neutralization reaction?

Accepted Answer

$$HCl(aq) + NaOH(aq) \rightarrow NaCl(aq) + H_2O(l)$$

Question 9

A reaction between nitric acid and calcium carbonate produces which of the following?

Accepted Answer

Calcium nitrate, water, and carbon dioxide

Question 10

Which of the following best describes a double displacement reaction?

Accepted Answer

AB + CD \rightarrow AD + CB

Question 11

Which salt is formed when sulfuric acid reacts with sodium hydroxide?

Accepted Answer

Sodium sulfate

Question 12

What is the balanced equation for the reaction between lithium and sulfuric acid?

Accepted Answer

$$2Li(s) + H_2SO_4(aq) \rightarrow Li_2SO_4(aq) + H_2$(g)$$

Question 13

Which of the following reactions is a real-life example of a decomposition reaction?

Accepted Answer

Electrolysis of water to produce hydrogen and oxygen gases

Question 14

Which of the following is the correct word equation for the reaction between nitric acid and copper(II) oxide?

Accepted Answer

Nitric acid + Copper(II) oxide \rightarrow Copper(II) nitrate + Water

Question 15

Which of the following best describes the products of the reaction between an acid and a metal carbonate?

Accepted Answer

Metal salt, water, and carbon dioxide

Question 16

A student mixes solutions of lead(II) nitrate and potassium iodide. A yellow solid forms. What type of reaction is this?

Accepted Answer

Precipitation reaction

Question 17

Which of the following is the correct balanced equation for the reaction between sodium carbonate and hydrochloric acid?

Accepted Answer

$$Na_2CO_3(aq) + 2HCl(aq) \rightarrow 2NaCl(aq) + H_2O(l) + CO_2$(g)$$

Question 18

Which acid will produce a sulfate salt when it reacts with a base?

Accepted Answer

Sulfuric acid

Question 19

Which of the following best describes the reaction between potassium hydroxide and nitric acid?

Accepted Answer

$$KOH(aq) + $$HNO_3$$(aq) \rightarrow $$KNO_3$$(aq) + H_2O(l)$$

Comprehensive Study Guide: Types of Chemical Reactions and Acid-Base Chemistry

Study Guide - Practice Questions