Ions And Isotopes Flashcards
0
Q
What is an isotope?
A
An atom in which the total number of neutrons changes
1
Q
What is an ion?
A
An atom in which the total number of electrons does not equal the total number of protons
2
Q
What does the number next to an isotope signify?
A
The mass number
3
Q
What is the difference between atomic mass and mass number?
A
Mass number is the rounded atomic mass
