CYU: Types of Chemical Reaction

What type of chemical reaction is shown in the equation below?

Mg + N₂ ---> Mg₃N₂

• combination

• decomposition

• combustion

• single replacement

• double replacement

What type of chemical reaction is shown in the equation below?

H₂SO₄ + NaOH ---> Na₂SO₄ + H₂O

• combination

• decomposition

• combustion

• single replacement

• double replacement

What type of chemical reaction is shown in the equation below?

BaCO₃ ---> BaO + CO₂

• combination

• decomposition

• combustion

• single replacement

• double replacement

What type of chemical reaction is shown in the equation below?

2 C₈H₁₈ + 25 O₂ ---> 16 CO₂ + 18 H₂O

• combination

• decomposition

• combustion

• single replacement

• double replacement

What type of chemical reaction is shown in the equation below?

8 Fe + S₈ → 8 FeS

• combination

• decomposition

• combustion

• single replacement

• double replacement

What type of chemical reaction is shown in the equation below?

NaCl_(aq) + AgNO_3(aq) → NaNO_3(aq) + AgCl_(s)

• combination

• decomposition

• combustion

• single replacement

• double replacement

A free element reacts with a compound producing a new compound and another element.

What type of reaction is being described?

• combination

• decomposition

• combustion

• single replacement

• double replacement

What are the products of an incomplete combustion of fuel?

• carbon and oxygen

• carbon monoxide and water

• carbon dioxide and water

• water and oxygen

Given the activity series of nonmetals, which one can replace a free bromine gas? Check all the applies.

F₂

Cl₂

Br₂

I₂

• F₂

• Cl₂

• Br₂

• I₂

The reaction shows a complete combustion with of methane and oxygen. What does the triangle above the arrow represent?

• heat is supplied in the reaction

• chemical change is happening

• the reaction is reversible

• the reaction is irreversible