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

Answer the following 2N₂ + O₂ -> ???

2N₂ + O₂ -> 2N₂O

400

Answer the following Na + Cl -> ???

Na + Cl -> NaCl

500

Answer the following Beryllium + Sulphur -> ???

Beryllium + Sulphur -> Beryllium Sulphide

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

Answer the following LiBr -> ???

LiBr -> Li + Br₂

400

Answer the following WP₂ -> ???

WP₂ -> W + P

500

Answer the following Iridium(III) Nitride -> ???

Iridium (III) Nitride -> Iridium + Nitrogen

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 Cl₂ + Na₂O ->???

Cl₂ + Na₂O-> O₂ + NaCl

400

Answer the following Na + MnO ->???l

Na + MnO -> Mn + Na₂O

500

Answer the following Titanium + Aluminum Oxide -> ???

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

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

Answer 3NaOH + FeCl₃ -> ???

3NaOH + FeCl₃ -> 3NaCl + Fe(OH)₃

400

Answer HBr + NaOH -> ???

HBr + NaOH -> H₂O + NaBr

500

Answer 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 C_xH_y + O₂ → CO₂ + 2H₂O (The subscripts x and y represent integers.)

300

Answer the following C₁₂H₂₄O₁₂ + 12O₂ -> ???

C₁₂H₂₄O₁₂ + 12O₂ -> 12CO₂ + 12H₂O

400

Answer the following CH₄ + 2O₂ -> ???

CH₄ + 20₂ -> CO₂ +2H₂0

500

What is produced after combustion?

Carbon dioxide and water