Types of Chemical Reactions

Synthesis

100

What happens in a synthesis reaction?

In a synthesis reaction, two or more reactants combine to produce a single product.

200

How do you represent a synthesis reaction in the form of an equation?

element + element → compound A + B → AB (The letters A and B represent elements.)

300

Complete the following chemical reaction

Na +Cl₂ -> 

Na +Cl₂ -> NaCl

400

Balance the following:

 Na + Cl₂ -> NaCl

2Na + Cl₂ -> 2NaCl

500

Complete the following:

 Be + S -> 

Be + S -> BeS

Decomposition

100

What happens in a decomposition reaction?

In a decomposition reaction, a compound is broken down into smaller compounds or separate elements.

200

How do you represent a decomposition reaction in the form of an equation?

compound → element + element AB → A + B

300

Complete the following chemical reaction

 2LiBr ->

2LiBr ->2Li + Br₂

400

Complete the following chemical equation    

Na₂O -> 

Na₂O -> Na + O₂

500

Complete the following Iron(III) Nitride -> 

2FeN ->

2FeN -> 2Fe + N₂

Single Replacement

100

What happens in a single replacement reaction?

In a single replacement reaction, a reactive element and a compound react to produce another element and another compound.

200

How do you represent a single replacement reaction in the form of an equation?

element + compound → element + compound A + BC → B + AC where A is a metal OR A + BC → C + BA where A is a non-metal

300

Answer the following chemical reaction

2 AgNO₃ + Cu →

2 AgNO₃ + Cu → Cu(NO₃)₂ + 2 Ag

400

Answer the following:

 Na + MnO 

Na + MnO -> Mn + Na₂O

500

Titanium(III) + Aluminum Oxide -> 

Ti + Al₂O₃ ->

Titanium(III) + Aluminum Oxide -> Aluminum + Titanium(III) Oxide

Ti + Al₂O₃  -> Al + Ti₂O₃

Double Replacement

100

What happens in a double replacement reaction, and what happens in a neutralization reaction?

In a double replacement reaction, two ionic solutions react to produce one ionic solution and one ionic solid.

200

How do you represent a double replacement reaction ?

Double Replacement Reaction: ionic solution + ionic solution → ionic solution + ionic solid AB(aq) + CD(aq) → AD(aq) + CB(s)

300

Complete this equation:

 NaOH + FeCl₃ -> 

NaOH + FeCl₃ -> NaCl + Fe(OH)₃

400

Complete this equation:

 RbNO₃ + BeF₂ →  

RbNO₃ + BeF₂ → Be(NO₃)₂ + RbF

500

Complete the reaction

 H₂SO₄ + Ca(OH)₂ -> 

H₂SO₄ + Ca(OH)₂ -> CaSO₄ + 2H₂O

Combustion

100

What happens in a combustion reaction?

A rapid reaction with a hydrocarbon with oxygen

200

How do you represent a combustion reaction in the form of an equation?

hydrocarbon + oxygen → carbon dioxide + water CxHy + O2 → CO2 + 2H2O (The subscripts x and y represent integers.)

300

Complete the following equation:

C₁₂H₂₄O₁₂ + O₂ ->

C₁₂H₂₄O₁₂ + O₂ ->  CO₂ + H₂O

400

Complete this equation:

CH₄ + O₂ -> 

CH₄ + O₂ -> CO₂ +H₂O

500

What is produced after combustion?

Carbon dioxide and water