Balancing and Types of Reactions

Front

What is a precipitation reaction?

Back

A precipitation reaction occurs when two aqueous solutions react to form an insoluble solid, known as a precipitate.

Front

What does the (s) symbol indicate in a chemical equation?

Back

The (s) symbol indicates that a substance is a solid.

Front

What is the law of conservation of mass?

Back

The law of conservation of mass states that in a chemical reaction, the number of atoms must remain the same before and after the reaction.

Front

What are the products of the reaction: Cu + AgNO3?

Back

The products are Cu(NO3)2 + Ag.

Front

What type of reaction is characterized by the exchange of ions between two compounds?

Back

This type of reaction is called a Double Replacement reaction.

Front

How do you balance the equation: ____ Al + ____ HCl → ____ AlCl3 + ____ H2?

Back

The balanced equation is 2 Al + 6 HCl → 2 AlCl3 + 3 H2.

Front

What is 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 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 and heat.

Front

What is a single replacement reaction?

Back

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

Front

What does the (aq) symbol indicate in a chemical equation?

Back

The (aq) symbol indicates that a substance is dissolved in water, or aqueous.