Periodic table
The names of the elements
The bouncy ball
100
What is the periodic table?
A table of the elements classified by atomic number
100
What is the first element?
Hydrogen
100
What are polymers?
A large chain of molecules
200
How many elements are there?
118
200
What is Oxygen's atomic number?
8
200
What did the borax act as towards the glue?
A cross linker
300
How many of the elements are radioactive?
38
300
State elements #11-#15
Sodium, Magnesium, Aluminum, Silicon, Phosphorus
300
What is cross-linking?
When you chemically join 2 or more molecules together
400
How many elements are naturally occuring?
92
400
State elements #1-10
Hydrogen, Helium, Lithium, Berylium, Boron, Carbon, Nitrogen, Oxygen, Fluride, Neon
400
What did the cornstarch do?
The cornstarch helped keep the bouncy ball more harder so they hold their shape better.
500
Who invented the periodic table?
Dmitri Mendeleev
500
Say the first 15 elements
Hydrogen, Helium, Lithium, Berylium, Boron, Carbon, Nitrogen, Oxygen, Fluride, Neon, Sodium, Magnesium, Aluminum, Silicon, Phosphorus
500
Polymer molecules