Atomic Structure Flashcards
(8 cards)
What are atoms?
Atoms are the building blocks of matter and atoms can be broken down into 3 types of sub-atomic particles
What are the sub atomic particles
Protons, Neutrons and electrons
What are protons and what charge do they have?
Protons are a large positively charged particle s that are found in the nucleus.
What are the neutrons?
Neutrons are large particles with no charge that are found in the nucleus.
What are electrons?
Electrons are extremely small negatively charged particles that are found in shells orbiting the nucleus.
What is the atomic weight?
The atomic weight is the mass number of how many protons and neutrons are inside the nucleus.
How do we find the number of neutrons inside an atom?
The number of neutrons is found by subtracting the atomic weight from the atomic number.
What is the atomic number?
The atomic number is the number of protons inside the atom
