DP Chemistry (first assessment 2025)

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Question 20N.1A.HL.TZ0.5

Date	November 2020	Marks available	[Maximum mark: 1]	Reference code	20N.1A.HL.TZ0.5
Level	HL	Paper	1A	Time zone	TZ0
Command term	Deduce	Question number	5	Adapted from	N/A

5.

[Maximum mark: 1]

20N.1A.HL.TZ0.5

Which element is in group 13?

[1]

Markscheme

B

Examiners report

The majority of candidates could identify the group an element belongs in based on its successive ionization energies.

Syllabus sections

Structure 1. Models of the particulate nature of matter » Structure 1.3—Electron configurations » Structure 1.3.7—Successive ionization energy (IE) data for an element give information about its electron configuration. Deduce the group of an element from its successive ionization data.