The Atom Flashcards
What is the center of the atom?
The nucleus
What two things are located in the nucleus?
Protons and neutrons
What orbits around the nucleus?
Electrons
What positively charged particles are found in the nucleus of an atom?
Protons
The mass of what particle contributes ALOT to the total mass of the total mass of an atom?
The mass of a proton
The number of __________ defines the element we are looking at
Protons
The number of __________ in an atom will never change
Protons
___________ carry no electrical charge. They are considered “___________”
Neutrons, Neutral
What two particles contribute to the mass of an atom?
Neutrons and Protons
The number of ___________ can change within an atom
Neutrons
____________ carry a negative electrical charge
Electron
What are different versions of the same atom?
Isotopes
The differences between 2 isotopes is the number of _________
Neutrons
