Atomic Structure Flashcards
What are the 5 main parts of an atom.
1) Nucleus
2) Protons
3) Neutrons
4) Electrons
5) Shell
What does the Nucleus contain?
Protons and neutrons
What charge are protons?
+1
What charge do neutrons have?
No charge
What charge do electrons have?
-1
What charge is the nucleus overall?
Positively
What do the electrons do?
Move around the nucleus
What do the electrons occupy?
Shells
What is the number of protons equal to?
The number of Electrons
What charge do atoms have?
No charge
What does the atomic mass tell you?
How many Protons and Neutrons there are
Is the atomic mass the top number or bottom?
Top
What do element consist of?
One type of atom only
How many element are there roughly?
100
What is the name of the diagram called to know how many protons, neutrons and electrons there are?
Protons
Electrons
Neutrons