State the seven types of electromagnetic radiation in order from longest wavelength to shortest wavelength.
What is an ion?
The atomic number tells us………
A negative ion is formed when…
What can make a nucleus unstable?
What does an unstable nucleus do in order to become more stable?
What is radioactive decay?
An alpha particle is made up of…….
What are the three types of radiation that can be emitted from an unstable nucleus?
What is a beta particle β?