Chapter 3: Atomic Structure Flashcards
1
Q
What is an atom?
A
It is the smallest unit of an element that retains its chemical properties
It is made up of protons, neutrons and electrons
It is electrically neutral
2
Q
What are nucleons
A
protons and neutrons (they are found in the nucleus)
3
Q
What is an isotope?
A
It is an atom of the same element with the same number of protons and electrons, but a different number of neutrons
4
Q
What are the properties of an isotope?
A
They have the same chdmical properties, but slightly different physical properties (mp/bp, mass and density) due to the changed mass
