P1. Topic 4- Atomic Structure Flashcards
1
Q
What is the radius of an atom?
A
1x10^-10 m
2
Q
How many times smaller is the nucleus compared to the whole atom?
A
10,000x smaller
3
Q
What subatomic particles are contained in the nucleus?
A
Protons and neutrons
4
Q
Do energy levels (electron shells) that are closer to the nucleus have a higher or lower energy than those which are further from the nucleus?
A
Lower energy
