1.3 The Arrangement of Electrons in Atoms Flashcards
1
Q
What can energy levels be represented as?
A
Shells
2
Q
How many electrons can the lowest energy level hold?
A
2
3
Q
How many electrons can the second energy level hold?
A
8
4
Q
What is the electron structure of neon? (it has ten electrons)
A
2,8
5
Q
What do elements in the same group of the periodic table have in common?
A
They have the same amount of electrons in their outermost shell
6
Q
What are three examples of group 1 elements?
A
Lithium, sodium and potassium
7
Q
What do group 1 elements react quickly with?
A
Water and oxygen
