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Question 19M.1.HL.TZ2.39

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Date May 2019 Marks available [Maximum mark: 1] Reference code 19M.1.HL.TZ2.39
Level HL Paper 1 Time zone TZ2
Command term Question number 39 Adapted from N/A
39.
[Maximum mark: 1]
19M.1.HL.TZ2.39

Three possible features of an atomic model are

I. orbital radius

II. quantized energy

III. quantized angular momentum.

Which of these are features of the Bohr model for hydrogen?

A. I and II only

B. I and III only

C. II and III only

D. I, II, and III

[1]

Markscheme

D

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