Ion-Dipole Forces (Leaving Cert Chemistry): Quizzes
📚Quizzes
Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What is an ion-dipole force?
What is an ion-dipole force?
Force between an ion & a polar molecule
In water, which atom carries a partial negative charge ()?
In water, which atom carries a partial negative charge ()?
Oxygen
Why is water an excellent solvent for ionic compounds?
Why is water an excellent solvent for ionic compounds?
It is a polar molecule
Which part of water molecules attracts positive ions ()?
Which part of water molecules attracts positive ions ()?
The oxygen atoms (negative end)
Which part of water molecules attracts negative ions ()?
Which part of water molecules attracts negative ions ()?
The hydrogen atoms (positive end)
What is solvation?
What is solvation?
Ions becoming surrounded by water molecules
How do ion-dipole forces compare in strength to ionic bonds?
How do ion-dipole forces compare in strength to ionic bonds?
Weaker than ionic bonds
Which factor increases the strength of ion-dipole forces?
Which factor increases the strength of ion-dipole forces?
Higher charge on the ion
Are ion-dipole forces directional?
Are ion-dipole forces directional?
Yes, polar molecules orient for max. attraction
Why don't ionic compounds dissolve in non-polar solvents?
Why don't ionic compounds dissolve in non-polar solvents?
No ion-dipole forces can form
What energy is provided to break apart ionic crystal structures?
What energy is provided to break apart ionic crystal structures?
Energy from ion-dipole forces