Intermolecular Forces (OCR A-Level Chemistry A): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Intermolecular forces
Intermolecular forces
Weak forces between molecules
3 intermolecular forces (weakest→strongest)
3 intermolecular forces (weakest→strongest)
London, permanent dipole-dipole, H-bonding
Intermolecular force in all molecules
Intermolecular force in all molecules
London forces
Factor affecting London force strength
Factor affecting London force strength
Number of electrons
Where permanent dipole-dipole interactions occur
Where permanent dipole-dipole interactions occur
Between polar molecules
Melting/boiling points of simple molecular substances
Melting/boiling points of simple molecular substances
Low
Why simple molecular substances have low melting points
Why simple molecular substances have low melting points
Only weak intermolecular forces broken
Solubility rule for simple molecular substances
Solubility rule for simple molecular substances
Like dissolves like
Electrical conductivity of simple molecular substances
Electrical conductivity of simple molecular substances
Non-conductor (insulator)
Why simple molecular substances don't conduct
Why simple molecular substances don't conduct
No mobile charged particles