Introduction to Chemistry Test Review Vocabulary and Trivia

Round 1 • matter • melting point • physical property • evaporation • element • homogeneous mixture • freezing

Round 2 • Gases • Atom • Vaporization • Physical Change • Chemical bond • Element • Density

Round 3 • Chemical property • Liquid • Compound • Chemical formula • Melting • Heterogeneous mixture • Melting point

Round 4 • Mixture • Solids • Solution • Viscosity • Chemical change • Condensation • Boiling

Jeopardy Board Initial C D B F E A Jeopardy Board Initial 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500

A B C D E F Jeopardy Board New 100 100 100 100 100 100 200 200 200 200 200 200 300 300 300 300 300 300 400 400 400 400 400 400 500 500 500 500 500 500 Final Jeopardy Question

Final Jeopardy If water at the top of the ocean is the same type of water at the bottom of the ocean, why is water at the bottom of the ocean more dense?

What is matter? What is not matter?

Name two physical properties and one chemical property of vinegar.

A – 300 If you have 2 fluids of unknown density. Without mixing the two fluids, how could you determine which is denser?

What is the difference between physical and chemical properties?

A - 500 • Helium does not react with any other substance. Does this mean that helium does not have any chemical properties? Explain.

B - 100 Would CuSO4 be an element or a compound? Why?

B - 200 Name the elements and their ratio in the following chemical formula: H2SO4

B - 300 “Elements and compounds are both pure substances with their own physical and chemical properties.” Explain what this means.

DD1 DAILY DOUBLE!

“Compounds have different properties than the elements from which they are formed” Give an example that proves this statement.

B - 500 What is the relationship between atoms, chemical bonds, and compounds?

C - 100 What are the two types of mixtures? Give an example of each.

In each example, rank the fluids from least dense to most dense. A B C - 200 Oil Water Molasses

C – 300 Name three ways to separate a mixture. Would these be physical or chemical changes?

C- 400 Name 2 ways are mixtures different from pure substances (elements or compounds).

C - 500 When two substances are added together to create a mixture, do the properties of the substance change? Why or why not?

D - 100 A round object, with a mass of 6.5 g is placed in a graduated cylinder filled with 4.5 mL of water. The new volume was recorded at 7 mL. What is the density of the round object?

D - 200 Give 2 examples of physical changes and 2 examples of chemical changes.

D - 300 How could you prove to someone that dissolving salt in water was a physical change and not a chemical change?

D - 400 Name 5 pieces of evidence that can be used to support that a chemical change has taken place.

D – 500 A chunk of tar sinks in a puddle of rainwater but a chunk of tar floats in the ocean. How is this possible?

E - 100 State whether the 3 states of matter have a definite or not definite shape.

DD2 DAILY DOUBLE!

E - 200 Consider three 100 mL jars each filled with a different substance: 1) air 2) juice, and 3) marbles. What will happen to the volume of each substance if each is moved to a 500mL jar?

Describe the particles in a solid, liquid, and gas? •

Identify what type of solid is shown in each picture below:

E - 500 • Describe an experiment that would be allow you to rank different liquids according to their viscosities (most viscous to least viscous) The following materials are available to you: • 100 mL of water, ethanol, and olive oil • 3 graduated cylinders • a stopwatch with 0.01 second precision • a marble

• Element, Compound, or Mixture? F - 100 • Element, Compound, or Mixture? Platinum (Pt) Lava c. Wax (C31H64) d. Wood

F - 200 1) Name two state changes that require a gain in thermal energy 2) ) Name two state changes that require a removal of thermal energy

Physical Change or Chemical Change? Rubbing alcohol evaporates from your hand Toasting bread

F – 400 How are solutes, solvents, and solutions related?

F – 500 A B