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Question 19M.1.HL.TZ1.22

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1.HL.TZ1.22
Level HL Paper 1 Time zone TZ1
Command term Question number 22 Adapted from N/A
22.
[Maximum mark: 1]
19M.1.HL.TZ1.22

The diagram shows the emission spectrum of an atom.

Which of the following atomic energy level models can produce this spectrum?

[1]

Markscheme

A

Examiners report

With a low difficulty index, most candidate responses were divided between (incorrect) responses C and D. Students appeared to select more familiar energy level diagrams rather than the diagram that best correlated with the emission spectrum given.

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