Chapter 1 - Atomic Structure Flashcards
1
Q
What is an atomic number
A
The atomic number is the number of protons in an atom
2
Q
What is the mass number
A
The mass number is the number of protons and neutrons in an atom
3
Q
What is relative atomic mass
A
Relative atomic mass is a weighted mean of them mass numbers
4
Q
What is an ion
A
An ion is a charged particle formed when electrons are gained or lost
5
Q
What is an anion
A
An anion is a negatively charged ion
6
Q
What is a cation
A
A cation is a positively charged ion
