Metals Flashcards

0
Q

What happens when a metal is hit

A

Layers of metal ions slide over each other -the bonds do not break because of the delocalised electrons.

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1
Q

Properties of metals name 12 in total 7 important ( listed first )

A
Conductors of heat / electricity
Malleable
Solid state at room temp (except mercury) 
Strong
Dense
Ductile (can be drawn into wires) 
High melting points
Sonerous
Shiny
Not brittle
Delocalised electrons
Found in earths crust
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2
Q

What kind of structure do metals have

A

Lattice

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3
Q

What is metallic bonding

A

Attraction between delocalised electrons and metal ions

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4
Q

What do delocalised electrons allow metal to do

A

Conduct heat / electricity
Have a higher melting point
Be bent

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5
Q

What does delocalised mean

A

Free can move

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6
Q

How does metallic bonding work

A

Metals are held together by electrostatic attraction between positive metal ions and negative delocalised electrons

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7
Q

metallic bonding memes metals

A

strong
High melting boiling point
Conductor

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8
Q

Why are metals strong and malleable

A

Layers slip easily over each other whilst keeping the strong attraction

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9
Q

Why does delocalised electrons mean good conductor

A

Electrons free to move carry energy with them

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