ECU CHEM 1120 Test 1 Study Guide | Chapters 1, 2 & 11 Chemistry Review

ECU CHEM 1120 Test 1 Study Guide | Chapters 1, 2 & 11 Chemistry Review


Shape and Size: Gas - ✔✔Indefinite Shape, Indefinite Volume



Shape and Size: Solid - ✔✔Definite Shape, Definite Volume



Shape and Size: Liquid - ✔✔Indefinite Shape, Definite Volume



Matter - ✔✔Pure or Mixture



Pure - ✔✔Element or Compound

Matter with a specific composition; it's only made up of one component.



Pure Compound - ✔✔Contains different elements attached to each other; can be separated by
a chemical change

Example: Water



Pure Element or just an Element - ✔✔Composed of one type of atom

(see PT for the different elements)

Example: gold



Mixture - ✔✔Heterogeneous or Homogeneous

Physical combination of 2 or more pure substances that are not chemically combined; each
substance retains their properties



Heterogeneous Mixture - ✔✔Mixture that does not have a uniform composition

Example: oil & vinegar, pizza, salad

, Homogeneous Mixture - ✔✔Mixture that has an uniform composition

Also known as a solution (Ch. 9)

Examples: salt water, sugar water



H - ✔✔Hydrogen Nonmetal



He - ✔✔Helium Nonmetal



Li - ✔✔Lithium Metal



Be - ✔✔Beryllium Metal



B - ✔✔Boron Metalloid



C - ✔✔Carbon Nonmetal



N - ✔✔Nitrogen Nonmetal



O - ✔✔Oxygen Nonmetal



F - ✔✔Fluorine Nonmetal



Ne - ✔✔Neon Nonmetal



Na - ✔✔Sodium Metal