Atomic Structure -> Atoms + Isotopes Flashcards
1
Q
Where is the majority of mass concentrated in an atom?
A
Nucleus
2
Q
What model of the atom replaced the plum pudding model?
A
Nuclear model
3
Q
What was the first subatomic particle to be discovered?
A
Electron
4
Q
What happens to the atomic number of an element if a beta particle is emitted?
A
+1
5
Q
What are isotopes?
A
Atoms of the same element with a different number of neutrons.
