Atomic structure, the periodic table, and ionic, covalent and metallic bonding.
Atomic structure
Atoms have a nucleus (protons +1, neutrons 0) with electrons (−1) in shells (2, 8, 8). Atomic number = protons; mass number = protons + neutrons. Isotopes have different numbers of neutrons.
Viewing only
This content is free to read on superexams.com and cannot be printed or downloaded.
Read the full note, free
Create a free account to read this note in full. Every free account gets 2 complete revision notes, no card needed.