Summer Assignment Lesson 4 Review

For the equation below, identify the reactants.

Fe + Cl₂ → FeCl₃

• Fe + Cl₂

• FeCl₃

• The little 2 & 3

• There are no reactants in this equation.

When balancing this equation, Fe + Cl₂ → FeCl₃, what is the correct coefficient for Cl₂?

• 1

• 2

• 3

• 4

What mass of iron is required for a complete reaction with 12 g of Cl₂?

Fe + Cl₂ → FeCl₃

• 6.3 g

• 12.6 g

• 8.0 g

• 6.0 g

If 2 moles of Fe is combined with 2 moles of Cl₂, what is the limiting reactant?

Fe + Cl₂ → FeCl₃

• Fe

• Cl₂

• There is no limiting reactant in this case.

If 23 g of Fe is combined with 23 g of Cl₂, how many grams of FeCl₃ will form?

Fe + Cl₂ → FeCl₃

• 67 g

• 35 g

• 23 g

• 46 g

If 23 g of Fe is combined with 23 g of Cl₂, and 20g of FeCl₃ is collected, what is the percent yield?

Fe + Cl₂ → FeCl₃

• 29%

• 57%

• 87%

• 43%

What type of reaction is this?

Fe + Cl₂ → FeCl₃

• single displacement

• synthesis

• decomposition

• double displacement

• combustion

What product(s) are expected from this reaction?

Na₂CO₃ + Ca → ??

• Ca₂CO₃ + Na

• CaCO₃ + Na

• CaC + O₂ + Na

• Na₂Ca + CO₃

In a reaction, an ionic compound that dissolves in water is labeled...

• (s)

• (aq)

• (l)

• (g)

In order for a double displacement reaction to actually occur....

• both products must be aqueous

• one product must NOT be aqueous

• both reactants must be heated sufficiently

• one reactant must NOT be aqueous