Metals And Non-Metals Flashcards
1
Q
What ions do metals form ?
A
Positive when they react
2
Q
What ions do most non-metals form ?
A
Negative ions
3
Q
Why do atoms react ?
A
To get a full outer shell
4
Q
What is the attraction when you gain electrons ?
A
(-)
5
Q
What is the attraction when you lose electrons ?
A
(+)
6
Q
What are the properties of metallic bonding ?
A
Strong
Malleable
Good at conducting heat and electricity
High boiling and melting points
7
Q
What are the properties of non-metals?
A
Dull Brittle Aren't always solids at room temperature Don't conduct electricity Low density
8
Q
What groups are transition metals ?
A
Groups 2 and 3
9
Q
Why are the properties of transition metals ?
A
Dense Strong Shiny Good conductors of heat and electricity Have more than one ion Coloured Compounds Good catalysts
10
Q
What is a catalyst ?
A
They speed up a reaction
