The Periodic Table Flashcards
(5 cards)
1
Q
What does the periodic table do?
A
Puts elements with similar properties in colums
2
Q
What are atoms represented by?
A
Symbols
3
Q
What are the vertical columns called
A
Groups, Roman numerals are often used for them
4
Q
What is significant about groups
A
All of the elements in the group have the same number of electrons in their outer shell
5
Q
What are group 1 elements
A
All metals and they all react in the same way
E.g all react with water to form an alkaline solution
