Semester 2 Chemistry Review

3Ca + 2AlCl₃ --> 3CaCl₂ + 2Al

• Synthesis
• Decomposition
• Single diplacement
• Double displacement

Which reaction type is the following: C₅H₁₀O₄ + O₂ --> CO₂ + H₂O

• Decomposition
• Single Replacement
• Combustion
• Double Replacement

Balance this equation:
 __Li + __Cl₂ -> __LiCl

• 2Li + Cl₂ -> 4LiCl₂
• 2Li + Cl₂ -> LiCl₂
• 2Li +  Cl₂ -> 2LiCl

Balancing the following:

____ Al + ____ HCl → ____ AlCl₃ + ____ H₂

• 1,3,1,2
• 2,3,2,3
• 2,6,2,3
• 3,2,6,2

What is the correct name for the compound Na₃N

• Trisodium mononitride

• Trisodium mononitrogen

• Sodium nitrogen

• Sodium nitride

What type of bond forms between Al and N?

• Ionic-- 2 nonmetals

• Covalent-- 2 nonmetals

• Ionic-- a metal and a nonmetal

• Covalent-- a metal and a nonmetal

What are the substances on the left side of the arrow that are about to react called?

• Reactions

• Reactants

• Products

• Ingredients

What are the reactants in the following chemical equation?

• Iron + Oxygen

• Rust

• Iron

• Oxygen

What type of reaction is shown?

• Synthesis

• Decomposition

• Single Displacement

• Double Displacement

• Synthesis Combustion

What scientific principle is demonstrated with this experiment?

• Law of Conservation of Energy

• Law of Conservation of Matter/Mass

• Coulomb's Law

• Law of Horizontal Superposition