atom quiz Flashcards
0
Q
particle of an atom with positive charge
A
proton
1
Q
small center core of an atom
A
nucleus
2
Q
particle of an atom that is neutral
A
neutron
3
Q
particle of an atom that moves rapidly in the space outside the nucleus
A
electron
4
Q
number of protons in the nucleus of every atom of an element
A
atomic number
5
Q
atomsof the same element that differ in the amount of neutrons but have the same number of protons
A
isotope
6
Q
sum of protons and neutrons in the nucleus of an atom
A
mass number
7
Q
A specific amount of energy related to the movement of electrons and atoms
A
Energy level
