Atomic Structure Flashcards
What are atoms made up of?
Electrons, protons and neutrons
What type of charge are in an electron?
negative
What type of charge does a protons have?
Positive
What is an isotope?
Isotopes are atoms of an element with the same atomic number but a different mass number, indicating a different number of neutrons.
what is the electronic structure?
How electrons are arranged orbiting the nucleus.
What is an ion?
Atoms can, lose or gain electrons . When they do, they form charged particles called ions:
What makes each element different form each other?
The number of protons, neutrons and electrons.
On the periodic table each element has two numbers associated with it.
The atomic number (the number of protons in the nucleus of an atom of an element
The Mass number ( the number of protons plus neutrons in the nucleus of an element.)
