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Date	May 2018	Marks available	1	Reference code	18M.1.hl.TZ2.5
Level	HL	Paper	1	Time zone	TZ2
Command term	Interpret	Question number	5	Adapted from	N/A

Question

The graph shows the first ionization energies of some consecutive elements.

M18/4/CHEMI/HPM/ENG/TZ2/05

Which statement is correct?

A. Y is in group 3

B. Y is in group 10

C. X is in group 5

D. X is in group 18

Markscheme

Examiners report

[N/A]

Syllabus sections

Additional higher level (AHL) » Topic 12: Atomic structure » 12.1 Electrons in atoms

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