Unit 7 Review Flashcard

Front

What are the products of the reaction Na2CO3 + Mg3N2?

Back

The products are Na3N and MgCO3.

Front

What is the oxidation number of chlorine in HClO?

Back

The oxidation number of chlorine in HClO is +1.

Front

Identify the salt in the reaction Zn(OH)2 + HNO3 -> H2O + Zn(NO3)2.

Back

The salt is Zn(NO3)2.

Front

What precipitate forms when mixing Fe(NO3)2 (aq) and Na2CO3 (aq)?

Back

The precipitate is FeCO3 (s).

Front

What type of reaction is represented by 4K3N + 3O2 -> 6K2O + 2N2?

Back

This is a single replacement reaction.

Front

Define a synthesis reaction.

Back

A synthesis reaction is a type of chemical reaction where two or more reactants combine to form a single product.

Front

What is a double replacement reaction?

Back

A double replacement reaction is a type of chemical reaction where two compounds exchange ions to form two new compounds.

Front

What is the general form of a combustion reaction?

Back

A combustion reaction typically involves a hydrocarbon reacting with oxygen to produce carbon dioxide and water.

Front

What is the formula for calculating oxidation states?

Back

The oxidation state of an element in a compound can be calculated based on the charge of the compound and the known oxidation states of other elements.

Front

What is the significance of a precipitate in a chemical reaction?

Back

A precipitate indicates that a chemical reaction has occurred, resulting in the formation of an insoluble product.