Unit 4.1/4.2 Review

Front

What is the decomposition reaction of aluminum oxide?

Back

Aluminum oxide (Al₂O₃) decomposes into aluminum (Al) and oxygen (O₂).

Front

What is the product of the reaction Cu + 2AgNO₃ → 2Ag + ?

Back

The product is Cu(NO₃)₂.

Front

What type of reaction is 2C₃H₇OH + 9O₂ → 6CO₂ + 8H₂O?

Back

This is a combustion reaction.

Front

How many aluminum atoms are in the equation 4Al + 3O₂ → 2Al₂O₃?

Back

There are 4 aluminum atoms on each side.

Front

What type of reaction involves one reactant breaking down into several products?

Back

This is a decomposition reaction.

Front

Define a combustion reaction.

Back

A combustion reaction is a chemical reaction that occurs when a substance combines with oxygen, releasing energy in the form of light or heat.

Front

What is the charge of copper in the reaction Cu + 2AgNO₃ → 2Ag + Cu(NO₃)₂?

Back

Copper has a charge of 2+.

Front

What are the products of the decomposition of aluminum oxide?

Back

The products are aluminum (Al) and oxygen (O₂).

Front

Identify the type of reaction: 2H₂ + O₂ → 2H₂O.

Back

This is a synthesis reaction.

Front

What is the definition of a single replacement reaction?

Back

A single replacement reaction is a chemical reaction where one element replaces another in a compound.