A-LevelChemistryChemical periodicity9701/12 · Oct/Nov 2009 · Q111 Mark

The following graph shows the variation of a property of the first 20 elements in the Periodic Table with the atomic number of the element. [Figure 11.1] What is the property?

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Aatomic radius

Bfirst ionisation energy

Cionic radius

Dmelting point

✓ Correct answer

D: melting point

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Topic: Chemical periodicity, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2009 Paper 1 Variant 2, question 11.

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