Unit 2 Open Notes Test

Front

How many aluminum (Al) atoms are present in the compound Al₂(SO₄)₃?

Back

2

Front

What is a synthesis reaction?

Back

A synthesis reaction is where 2 or more substances combine to form a single product.

Front

What type of chemical reaction is represented by the equation 2AlI₃ → 2Al + 3I₂?

Back

Decomposition

Front

What type of chemical reaction is represented by the equation CuCl₂ + H₂S → CuS + 2HCl?

Back

Double displacement

Front

What is a combustion reaction?

Back

A combustion reaction is an extremely fast reaction that uses oxygen (O₂) as a reactant to produce an oxide.

Front

Define decomposition reaction.

Back

A decomposition reaction is a type of chemical reaction where one reactant breaks down into two or more products.

Front

What is a double displacement reaction?

Back

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

Front

What is the general form of a synthesis reaction?

Back

A + B → AB

Front

What is the general form of a decomposition reaction?

Back

AB → A + B

Front

What is the general form of a combustion reaction?

Back

Fuel + O₂ → CO₂ + H₂O + energy