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Question 18N.1.sl.TZ0.5

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Date November 2018 Marks available [Maximum mark: 1] Reference code 18N.1.sl.TZ0.5
Level sl Paper 1 Time zone TZ0
Command term Question number 5 Adapted from N/A
5.
[Maximum mark: 1]
18N.1.sl.TZ0.5

Which statements are correct for the emission spectrum of hydrogen?

I. The lines converge at higher frequencies.

II. Electron transitions to n = 2 are responsible for lines in the visible region.

III. Lines are produced when electrons move from lower to higher energy levels.

 

A.   I and II only

B.   I and III only

C.   II and III only

D.   I, II and III

[1]

Markscheme

A

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