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Course: IAL Edexcel Linear (Chemistry)
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Curriculum

IAL Edexcel Linear (Chemistry)

Unit 1. Structure, Bonding and Introduction to Organic Chemistry

0/52 Dr Dabour Hub Science Diagram and Course Material

Unit 2. Energetics, Group Chemistry, Halogenoalkanes and Alcohols

0/68 Dr Dabour Hub Science Diagram and Course Material

Unit 4. Rates, Equilibria and Further Organic Chemistry

0/71 Dr Dabour Hub Science Diagram and Course Material

Unit 5. Transition Metals and Organic Nitrogen Chemistry

0/57 Dr Dabour Hub Science Diagram and Course Material
Quiz

Intermolecular Forces – Check yourself

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Intermolecular Forces IAL Modular Chemistry check yourself quiz: free practice for IAL Edexcel Modular (chemistry). Work through this Intermolecular Forces IAL Modular Chemistry check yourself quiz and get instant feedback on every answer. If you get stuck, review the 2.3 Intermolecular Forces — Notes — IAL Chemistry Notes lesson. More practice: IAL Edexcel Modular (chemistry) — all units. Syllabus: Pearson Edexcel International A Levels.

1.
Which molecule forms hydrogen bonds between its own molecules?
CH4
HCl
CH3OCH3
NH3
2.
London forces increase with:
number of electrons
number of hydrogen atoms only
ionic charge
electronegativity difference
3.
Why is ice less dense than water?
Molecules move faster
Covalent bonds lengthen
Hydrogen bonds hold molecules in an open lattice
Ice contains air
4.
When propane boils, which is overcome?
C–H bonds
London forces
Hydrogen bonds
C–C bonds
5.
Best solvent for iodine, I2:
Water
Aqueous NaCl
Hexane
Dilute acid
6.
Which has the highest boiling point?
H2O
H2S
H2Se
CH4
7.
Which statement best describes Permanent dipole-dipole force?
The surrounding of dissolved particles by solvent molecules, releasing energy (hydration when the solvent is water).
An attraction between the δ+ end of one polar molecule and the δ− end of another.
A temporary uneven distribution of electron density in a molecule at a given moment.
A weak attraction between separate molecules, much weaker than covalent bonds within molecules.
8.
Which statement best describes Intermolecular force?
An attraction between the δ+ end of one polar molecule and the δ− end of another.
An attraction between an instantaneous dipole and the induced dipole it creates in a neighbouring molecule.
A temporary uneven distribution of electron density in a molecule at a given moment.
A weak attraction between separate molecules, much weaker than covalent bonds within molecules.
9.
Which statement best describes Hydrogen bond?
An attraction between the δ+ end of one polar molecule and the δ− end of another.
The surrounding of dissolved particles by solvent molecules, releasing energy (hydration when the solvent is water).
A weak attraction between separate molecules, much weaker than covalent bonds within molecules.
A strong intermolecular attraction between a lone pair on N, O or F and an H atom bonded to N, O or F in another molecule.
10.
Which statement best describes Polar solvent?
The surrounding of dissolved particles by solvent molecules, releasing energy (hydration when the solvent is water).
A strong intermolecular attraction between a lone pair on N, O or F and an H atom bonded to N, O or F in another molecule.
A solvent whose molecules have a permanent dipole, such as water.
A weak attraction between separate molecules, much weaker than covalent bonds within molecules.
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