Metallic Bonding Flashcards

1
Q

What is metallic bonding?

A

The electrostatic attraction between a lattice of positive ions and delocalized electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What model is used to describe metallic bonding?

A

The electron sea model, where electrons move freely among metal ions.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Why do metals conduct electricity?

A

Due to the presence of free-moving delocalized electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

Why are metals malleable?

A

Because metal ions can slide past each other while maintaining the metallic bond.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What are alloys?

A

Mixtures of two or more metals or a metal and another element to improve properties.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

Why are metals ductile?

A

The delocalized electrons allow metal atoms to roll over each other without breaking the bond.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

Do metals generally have high or low melting and boiling points?

A

High, due to the strong attraction between ions and electrons.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

Why do metals have a shiny appearance?

A

Free electrons can reflect light, giving metals their characteristic shiny

How well did you know this?
1
Not at all
2
3
4
5
Perfectly