Atomic Structure Flashcards
(5 cards)
1
Q
What is group one?
A
alkali metals
2
Q
What is group seven and what are they?
A
Halogens (non reactive metals)
3
Q
What is group zero?
A
Noble gases
4
Q
What is atomic number?
A
Number of protons in an atom
5
Q
What is the mass number?
A
Number of protons and neutrons in an atom