.[BW] APR 11-12 REG SEM 2 REVIEW__3

Name the following compound: N₂O₅

• Nitrogen Oxide

• Nitrogen Pentoxide

• Dinitrogen Pentoxide

• Dinitrogen Oxide

Name the following compound: CaCl₂

• Calcium Chloride

• Monocalcium Dichloride

• Calcium Dichloride

• Monocalcium Chloride

What is the formula for the following compound: Aluminum Chloride

• AlCl₃

• Al₃Cl

• Al₁Cl₃

• AlCl

What is the formula for the following compound: Nitrogen Trioxide

• NO₃

• N₃O

• N₁O₃

• NO

Identify the type of reaction:

2 Al + 3 CuSO₄ → 1 Al₂(SO₄)₃ + 3 Cu

• Synthesis

• Combustion

• Double Replacement

• Decomposition

• Single Replacement

Identify the type of reaction:

1 CH₄ + 2 O₂ → 1 CO₂ + 2 H₂O

• Synthesis

• Combustion

• Double Replacement

• Decomposition

• Single Replacement

Answer explanation

The reactants are a hydrocarbon and oxygen gas.

Hydrocarbons _ oxygen gas are combustion reactions and they always produce carbon dioxide, water, and energy.

Often, carbon monoxide and carbon are also produced...but not always.

Identify the type of reaction:

4 Fe + 3 O₂ → 2 Fe₂O₃

• combustion

• synthesis

• single replacement

• double replacement

• decomposition

Identify the type of reaction:

2 H₂O₂ → 2 H₂O + 1 O₂

• combustion

• decomposition

• synthesis

• single replacement

• double

  replacement

Identify the type of reaction:

1 Na₂CO₃ + 1 CaCl₂ → 1 CaCO₃ + 2 NaCl

• synthesis

• decomposition

• single

  replacement

• double

  replacement

• combustion