Chemistry Scavenger Hunt Name

advertisement
Chemistry Scavenger Hunt
Name __________________________
Visit the Chemistry Links page at the Kid Zone to find these sites!
Go to: http://sciencespot.net/ 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.
http://scifun.chem.wisc.edu/ChemTime/ChemTime.html
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
____ First discovered in the sun
____ Lightest metal
____ Beryl, emeralds, and aquamarine
____ Found in borax
____ Atomic number of 11
____ Atomic number of 7
____ Diamond and graphite
____ Major component of air
____ 2nd most abundant element on Earth
____ Used in making toothpaste
____ Atomic number of 3
____ An element in table salt
____ Glows red-orange with electricity
____ Atomic number of 12
____ Name from Greek word for sun
____ Used in “mag” wheels
____ Most common atom in universe
____ Atomic number of 9
____ Found in buckyballs
____ Used in laundry detergents
____ Atomic number of 2
http://www.chem4kids.com/
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!
http://www.chem4kids.com/
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!
Download