Chemistry Scavenger Hunt - A.P. Environmental Science ...



Chemistry Scavenger Hunt Name __________________________

Visit the Chemistry Links page at the Kid Zone to find these sites!

Go to: and click the Kid Zone graphic!

CHEMystery

Go to the “Matter” area to find the answers to these questions.

1. Matter is anything occupying _______________ and having ______________; it is the material of the

_______________.

2. There are three main phases of matter: _____________, ____________, and _____________. There is also a fourth phase, ______________, but it exists at very high temperatures.

Science Is Fun 2

Go to the “ChemTime Clock” area to find the answers to these questions.



1. All materials, whether solid, liquid or gas, are made of _______________. Atoms are the smallest _______ of ___________. Scientists have found over _______ different kinds of atoms. The many different materials we encounter are made from _______________________ of these atoms. A material in which all atoms are the same kind is called an ______________. Therefore, there are over ____ different elements. Each element has been assigned a number, called its ___________ _____________.

2. Search for information about each element on the Chem Time Clock. Use the chemical symbol to identify each element.

____ Lightest atom

____ Lightest metal

____ Found in borax

____ Atomic number of 7

____ Major component of air

____ Used in making toothpaste

____ An element in table salt

____ Atomic number of 12

____ Used in “mag” wheels

____ Atomic number of 9

____ Used in laundry detergents

____ First discovered in the sun

____ Beryl, emeralds, and aquamarine

____ Atomic number of 11

____ Diamond and graphite

____ 2nd most abundant element on Earth

____ Atomic number of 3

____ Glows red-orange with electricity

____ Name from Greek word for sun

____ Most common atom in universe

____ Found in buckyballs

____ Atomic number of 2



Go to the “Atoms & Structure” area to find the answers to these questions.

1. Who developed the idea of electron shells, also called orbital shells? _________________

2. What are the three “pieces” to an atom? ____________ ____________ ____________

Go to the “Atoms & Naming” area to find the answers to these questions.

1. How many chlorine atoms would be in a compound with the name:

a. dichloride? _____ b. tetrachloride? _____ c. decachloride? _____

2. What do you get when you add the following atoms together?

a. one carbon and one oxygen? ___________________________

b. one carbon and two oxygen? ___________________________

c. one carbon and four chlorine? ___________________________

Take the atomic structure quiz and record your score _______.

Surf the net to find the common names for the following:

Acetic acid = ______________________

Sodium bicarbonate = ______________________

Ascorbic acid = ______________________

Sucrose = ______________________

Retinol= ______________________

Sodium chloride = ______________________

Acetylsalicylic acid = ______________________

Sodium hydroxide = ______________________

Thiamine = ______________________

Cobalamin = ______________________

Once you are finished, you may choose

any site from the Kid Zone to explore!

How did you do?

o Great

o Fair

o Need practice!



Tutorial, Physical Sciences: Overview

1. When does a reaction take place? ___________________________________

__________________________________________________________________

__________________________________________________________________

2. What is a chemical change? ________________________________________

__________________________________________________________________

3. What is a physical change? _________________________________________

___________________________________________________________________

4. What particles can be involved in a chemical reaction? ____________________

___________________________________________________________________

5. If you lit a cigarette in a room filled with pure hydrogen gas and pure oxygen gas in a room, what would probably happen?

___________________________________________________________________

Acids and Bases

1. Most liquids are __________ or ________. The only exception is ___________

_____________ which is water with no __________.

2. Ions in solution make something either __________ or ____________.

3. An essential acidic compound found in our bodies is ___________ __________.

4. Many fruits contain _______________ ___________.

5. Baking soda dissolved in water produces a _______________.

6. __________ is a measure of a substances acidic or basic property.

7. The range of the pH scale is ______________.

8. Basic pH measures from just _________ 7 to ________.

9. Acidic pH measures from just _________ 7 to ________.

10. An acid has excess _________ in a solution and will donate these.

11. A base has excess _________ in a solution and will donate these

12. A _____________ _____________ is mainly water.

13. The pH of a strong acid is _________, whereas the pH of a strong acid is _______.

14. The pH of a weak base is _________, whereas the pH of a strong base is _______.

15. A neutral solution has a pH of _____.

16. ________________ is the process by which a substance that is placed in water separates into ions.

Take the acids and bases quiz and record your score. _______

TURN YOUR PAPER IN TO YOUR TEACHER BY THE END OF CLASS!

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