What group are the blue, orange and purple?

What is an element?

Who was the first to name the atom?

What is unique to each element?

What is in the middle of the atom? What does it consist of?

What surrounds the nucleus?

A protons charge is (a)  

An electrons charge is

(a)  

A neutrons charge is

(a)  

What are the three forces? What are they between?

What are two things marked on here?

How do you calculate the following?

1. The Atomic Number?

2. The Mass number?

3. The number of protons?

4. The number of neutrons?

5. The Number of electrons?

What is an isotope?

What is the valence?

What do the group names?

An elements location on the periodic table informs us about its

(a)  

what is the capacity of each shell?