Reaction Types & Stoichiometry w/Moles

Reaction Types & Stoichiometry w/Moles

Multiple Choice

What is the ion formed from Sulfur?

• S⁺²

• S^-2

• S⁺⁶

• S^-6

Multiple Choice

Which types of elements from cations?

• metals

• nonmetals

• metalloids

• noble gases

Multiple Choice

What is a positive ion called?

• anion

• cation

• isotope

• covalent

Open Ended

How was your weekend, what's your good thing, OR what's something you're grateful for?

Please remember your name and no North/America!

Review Questions!

The following questions will ask you about different question types! This will serve as the end of Part 1 of your note set for today!

Multiple Choice

Ions in two compounds switch. 

• Synthesis
• Combustion
• Single Replacement
• Double Replacement

Multiple Choice

One reactant into several products.

• Decomposition
• Synthesis
• Combustion
• Single Replacement

Multiple Choice

Always starts with a Hydrocarbon that reacts with oxygen and produces carbon dioxide and water. 

• Decomposition
• Synthesis
• Combustion
• Single Replacement

Multiple Choice

Two Reactants and One Product

• Decomposition
• Synthesis
• Combustion
• Single Replacement

Multiple Choice

What is the type of reaction shown at the top?

• Synthesis
• Decomposition
• Single Replacement
• Double Replacement

Multiple Choice

4Si   + S₈   -->   2Si₂S₄

• Synthesis
• Decomposition
• Single Displacement
• Double Displacement

Multiple Choice

3Ca + 2AlCl₃ --> 3CaCl₂ + 2Al

• Synthesis
• Decomposition
• Single Displacement
• Double Displacement

Multiple Choice

What type of chemical reaction is this?
Al(OH)₃ → Al₂O₃  + H₂O

• Decomposition
• Combustion
• Synthesis
• Single Replacement 

Multiple Choice

The following is what type of reaction:
NH₃ + HCl  → NH₄Cl

• Synthesis
• Decomposition
• Single Replacement Replacement
• Double Replacement Replacement

Multiple Choice

What is the largest number of moles of Al₂O₃ that

could result from reacting 6 moles of O2?

4 Al (s) + 3 O₂ (g) → 2 Al₂O₃ (s)

• 2 mol

• 6 mol

• 4 mol

• 1 mol

Multiple Choice

How many moles of O₂ would be required to create

12 moles of Al₂O₃ ?

• 8 mol

• 18 mol

• 9 mol

• 3 mol

Multiple Choice

How many moles of O₂ would be required to

completely react with 8 moles of Al?

4 Al (s) + 3 O₂ (g) → 2 Al₂O₃ (s)

• 4 mol

• 3 mol

• 10.6 mol

• 6 mol

Multiple Choice

When iron rusts in air, iron (III) oxide (Fe₂O₃) is

produced. How many moles of oxygen react with 2.4 moles of Fe in this reaction?

4 Fe (s) + 3 O₂ (g) → 2 Fe₂O₃ (s)

• 1.2 mol

• 3.2 mol

• 1.8 mol

• 1.5 mol

Multiple Choice

How many moles of aluminium are needed to react

completely with 1.2 moles FeO?

2 Al (s) + 3 FeO (s) → 3 Fe (s) + Al₂O₃ (s)

• 0.4 mol

• 0.8 mol

• 1.8 mol

• 1.2 mol

Multiple Choice

How many moles of calcium metal are produced from

the decomposition of 8 moles of calcium chloride?

• 8 mol

• 1 mol

• 4 mol

• 2 mol