DP Chemistry (last assessment 2024)

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Question 18M.2.hl.TZ2.c.ii

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Date May 2018 Marks available [Maximum mark: 1] Reference code 18M.2.hl.TZ2.c.ii
Level hl Paper 2 Time zone TZ2
Command term Deduce, Justify Question number c.ii Adapted from N/A
c.ii.
[Maximum mark: 1]
18M.2.hl.TZ2.c.ii

Some physical properties of molecular substances result from the different types of forces between their molecules.

Resonance structures exist when a molecule can be represented by more than one Lewis structure.

Deduce, giving a reason, the more likely structure.

[1]

Markscheme

structure I AND no formal charges

OR

structure I AND no charge transfer «between atoms»

[1 mark]