Front

What is a combustion reaction?

Back

A combustion reaction is a chemical reaction that occurs when a substance reacts with oxygen, producing heat and light. The products are typically carbon dioxide (CO2) and water (H2O).

Front

What are the products of the combustion of ethylene (C2H4)?

Back

The products of the combustion of ethylene (C2H4) are carbon dioxide (CO2) and water (H2O).

Front

What is a synthesis reaction?

Back

A synthesis reaction is a type of chemical reaction where two or more simple substances combine to form a more complex product.

Front

What is the product of the synthesis reaction between calcium (Ca) and nitrogen (N2)?

Back

The product of the synthesis reaction between calcium (Ca) and nitrogen (N2) is calcium nitride (Ca3N2).

Front

What is a double displacement reaction?

Back

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

Front

What type of reaction occurs when potassium hydroxide (KOH) reacts with phosphoric acid (H3PO4)?

Back

The reaction between potassium hydroxide (KOH) and phosphoric acid (H3PO4) is a double displacement reaction.

Front

What is a combustion reaction characterized by?

Back

A combustion reaction is characterized by the presence of oxygen and the production of carbon dioxide and water.

Front

What are the products of the reaction between cobalt(III) sulfate (Co2(SO4)3) and sodium hydroxide (NaOH)?

Back

The products of the reaction are cobalt(III) hydroxide (Co(OH)3) and sodium sulfate (Na2SO4).

Front

What is the general formula for a combustion reaction?

Back

The general formula for a combustion reaction is: Hydrocarbon + O2 → CO2 + H2O.

Front

What is the difference between a single displacement and a double displacement reaction?

Back

In a single displacement reaction, one element replaces another in a compound, while in a double displacement reaction, two compounds exchange ions.