Vocabulary
Mixtures
Solutions
Periodic Table
Chemical Formulas
100
Matter that always has the same make-up, such as aluminum, water, sugar, and salt.
What is a substance?
100
(Choose one) Sugar water or air is a homogeneous mixture.
What is sugar water?
100
The part of a solution that is present in the greatest part. It is what does the dissolving.
What is the solvent?
100
The number of elements on the periodic table.
What is 118?
100
Give the chemical formula for table salt.
What is NaCl?
200
The smallest particle of an element, such as gold which is only made up these gold particles.
What is an atom?
200
(Choose one) Ocean water is a homogeneous mixture or a heterogeneous mixture.
What is an heterogeneous mixture?
200
The term used to describe two substances that at first seem to mix, but do not want to remain mixed.
What is suspension?
200
This is how the elements of a periodic table put into order.
What is by their atomic number?
200
The total number of atoms that makes up a molecule of water.
What is three?
300
Matter that is made up of a variable make-up, such as ice cream or lemonade.
What is a mixture?
300
True or False - The substances in mixtures always keep their original properties.
What is true?
300
Name three things that affect the rate of dissolving.
What are temperature, size, and stirring?
300
Each element has an abbreviation called this.
What is a chemical symbol?
300
Give the number of atoms in the vinegar molecule, C2H4O2.
What are 8 atoms?
400
A substance made up of two or more elements.
What is a compound?
400
True or False - Different materials in mixtures can be separated from each other?
What is true?
400
The material in a solution that is present in the lesser amount. It is what gets dissolved.
What is the solute?
400
Name the elements that you find in the periodic table: water, hydrogen, silver, stainless steel, bronze, aluminum, salt.
What are hydrogen, silver, and aluminum?
400
True or false: Carbon dioxide is one of the elements on the periodic table.
What is false?
500
Different types of atoms may join to become a whole new substance.
What is a molecule?
500
Name the heterogeneous mixtures: Chocolate chip cookies, vegetable medley of carrots and peas, stainless steel, water, sugar, piggy bank of coins.
What are chocolate chip cookies, vegetable medley of peas and carrots, and the piggy bank full of coins.
500
A solution of copper and tin makes bronze. Name this type of solution of hardened metals.
What is an alloy?
500
Use your periodic table for this one: Name three of these elements that have similar properties: Ne, Li Fe, Ar, H, He, and O
What are Ne, Ar, and He. (because they all appear in the same column (group) of the periodic table)
500
The three elements that make up sugar, C12 H22 O11.
What are carbon, hydrogen, and oxygen?
M
e
n
u