C1..1 ATOMS Flashcards
1
Q
What is the periodic table?
A
The periodic table is a table made up of chemical elements.
2
Q
What is are elements made up of?
A
Atoms
3
Q
What are atoms represented by?
A
chemical symbols i.e o is oxygen.
4
Q
How is the periodic table arranged?
A
Arranged in columns called groups.
5
Q
What properties do elements have in a group?
A
They have the same properties i.e. Group 1 elements are all very reactive.
6
Q
What are the two components of atoms?
A
nucleus surrounded by electrons.
7
Q
When atoms react what do they form?
A
Compounds
8
Q
What are isotopes?
A
Isotopes are when a atom has the same number of
protons but a different number of neutrons.
