Metallic bonding (Edexcel GCSE Chemistry): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
What type of atoms form metallic bonds?
What type of atoms form metallic bonds?
Metal atoms
What do metal atoms release in metallic bonding?
What do metal atoms release in metallic bonding?
Electrons (forming a sea of free electrons)
Term for free electrons moving in metallic structure
Term for free electrons moving in metallic structure
Sea of free electrons
What surrounds the positive metal ions?
What surrounds the positive metal ions?
Sea of free electrons
Why metals conduct heat and electricity
Why metals conduct heat and electricity
Free electrons can move and carry charge/energy
Malleable means
Malleable means
Can be hammered into shapes
Ductile means
Ductile means
Can be drawn into wires
Why metals are malleable and ductile
Why metals are malleable and ductile
Layers of atoms can slide without breaking the bond
Are melting and boiling points of metals high or low?
Are melting and boiling points of metals high or low?
High
Why metals have high melting and boiling points
Why metals have high melting and boiling points
Strong attraction between positive ions and free electrons