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Bonding and structure

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Question 16

Which of the following correctly pairs a solid substance with the primary electrostatic attraction that is overcome when the substance melts?

A

Iodine (I2I_2I2​): electrostatic attraction between a shared pair of electrons and the nuclei of the iodine atoms

B

Magnesium (MgMgMg): electrostatic attraction between positive metal ions and delocalised valence electrons

C

Silicon dioxide (SiO2SiO_2SiO2​): intermolecular dipole-dipole forces between polar molecules

D

Sodium chloride (NaClNaClNaCl): electrostatic attraction between a shared pair of electrons and the nuclei of the bonded atoms

Markscheme

Bonding and structure Questions

  1. A Level
  2. /Chemistry
  3. /Bonding and structure

31 exam-style questions on OCR A A Level Chemistry Bonding and structure. Each one has a worked solution and a mark scheme showing where the marks go.

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