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Who Am I?
What Do I Do?
PNE
Families
Potpourri
100
I am the person who discovered electrons.
Who is Thomson?
100
I help to make salt along with my friend chlorine.
What is sodium?
100
Lithium-7 Atomic number 3
What is 4?
100
All the members of this family form salt compounds.
What are the halogens?
100
These two atomic particles have almost the same mass.
What are neutrons and protons?
200
I discovered that the nucleus existed and had a positive charge.
Who is Rutherford?
200
I am an additive in toothpaste.
What is tin?
200
Magnesium-24 Atomic Number 12
What is 12?
200
The members of this family are in group 1.
What are alkali metals?
200
The first energy level has this many electrons.
What is 2?
300
I developed the atomic theory of matter. My model of the atom looks like a marble.
Who is Dalton?
300
I am a nasty element that can be used to create sulfuric acid.
What is sulfur?
300
Zirconium-91 Atomic Number 40
What is 51?
300
The members of this family are all metals.
What is transition metals?
300
Groups 13 to 18 can have members that are classified in one of these three categories.
What is metal, nonmetal, and metalloid?
400
I proposed the planetary model of the atom. I thought the atom looked like the planets revolving around the sun.
Who is Bohr?
400
I am the reason you are able to survive everyday...take a deep breath.
What is oxygen?
400
Tin-118 Atomic Number 50
What is 68?
400
Members of this family are all radioactive!!
What are actinides?
400
Carbon-12, Carbon-13, and Carbon-14 are all classified as this...
What is an isotope?
500
I am responsible for the development of the first periodic table.
Who is Mendeleev?
500
I am a major part of renewable energy by making solar cells work.
What is selenium?
500
Barium-137 Atomic Number 56
What is 81?
500
Family members of this group do not combine with other elements.
What are noble gases?
500
This is how you calculate the atomic mass of an atom.
What is number of protons plus number of neutrons.