What Am I?
Atomic Parts
Models
Table Pieces
It's Elementary
100
Has a positive charge.
What is a proton?
100
The two regions of the atom.
What are nucleus and electron cloud?
100

The scientist who came up with the plum pudding model.

What is JJ Thomson?

100
The number of periods in the Periodic Table.
What is seven?
100
My symbol is O and my atomic mass is 16.
What is oxygen?
200
I tell the number of protons contained inside an atom of an element.
What is the atomic number?
200
All of the mass of an atom is concentrated here.
What is the nucleus?
200

The nucleus is surrounded by rings that get larger as you move outward

What is the Rutherford Model?

200
Rows in the Periodic Table.
What are periods.
200
I have 16 electrons whizzing through my electron cloud.
What is sulfur?
300
It takes 2000 of me to equal the mass of either of my subatomic partners.
What is an electron?
300
We live in the nucleus of an atom.
What are protons and neutrons?
300

Is a solid sphere

What is the Dalton or Democritus model?

300
There are 18 of these in the Periodic Table.
What are groups or families?
300
With an atomic mass of 39 and 20 neutrons in my nucleus, I am a very reactive metal.
What is potassium?
400
Atoms with the same number of protons, but different number of neutrons.
What are isotopes?
400
The two particles that are always found in the same number.
What are protons and electrons.
400

The rutherford model looks like this

What are a nucleus surrounded by electrons orbiting?

400
Information that is contained within a square on the Periodic Table.
What are atomic number, element symbol, element name, and atomic mass?
400
I am the head of my family in the Halogens, and an important element in helping fight tooth decay.
What is flourine?
500
Why scientists use models to study atoms.
What is being so small?
500
The smallest subatomic particle, but its cloud accounts for the volume of an atom.
What is the electron?
500

Created the electron cloud model

What is Schrodinger?

500
Credited with developing the first Periodic Table of the Elements, he arranged the elements in order of increasing atomic mass.
Who is Dmitri Mendeleev?
500
My properties are so unique I have my own separate space on the Periodic Table. I was also the end of the Hindenburg.
What is hydrogen?
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