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Date May 2017 Marks available 1 Reference code 17M.1.sl.TZ2.15
Level SL Paper 1 Time zone TZ2
Command term Deduce Question number 15 Adapted from N/A

Question

What can be deduced from the facts that ozone absorbs UV radiation in the region of 340 nm and molecular oxygen in the region of 242 nm?

A.     The bond between atoms in molecular oxygen is a double bond.

B.     The bonds in ozone are delocalized.

C.     The bonds between atoms in ozone are stronger than those in molecular oxygen.

D.     The bonds between atoms in molecular oxygen need more energy to break.

Markscheme

D

Examiners report

[N/A]

Syllabus sections

Core » Topic 5: Energetics/thermochemistry » 5.3 Bond enthalpies
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