Intermolecular Forces (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What does the Latin root 'inter' mean?
What does the Latin root 'inter' mean?
Between
What are intramolecular bonds?
What are intramolecular bonds?
Bonds holding atoms together in a molecule
What are intermolecular forces?
What are intermolecular forces?
Forces of attraction between molecules
Who discovered van der Waals forces?
Who discovered van der Waals forces?
Johannes van der Waals
How do van der Waals forces compare to covalent bonds?
How do van der Waals forces compare to covalent bonds?
Much weaker than covalent bonds
Between which types of molecules do van der Waals forces occur?
Between which types of molecules do van der Waals forces occur?
All molecules
What happens to van der Waals force strength as distance increases?
What happens to van der Waals force strength as distance increases?
Strength decreases greatly
Which property is NOT determined by van der Waals forces?
Which property is NOT determined by van der Waals forces?
Atomic number
What causes London dispersion forces?
What causes London dispersion forces?
Temporary fluctuations in electrons
Between which molecules do permanent dipole-dipole forces occur?
Between which molecules do permanent dipole-dipole forces occur?
Polar molecules
Which atoms must hydrogen bond to for hydrogen bonding?
Which atoms must hydrogen bond to for hydrogen bonding?
Oxygen, nitrogen, or fluorine
When are ion-dipole forces particularly important?
When are ion-dipole forces particularly important?
When ionic compounds dissolve in water