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Date May 2013 Marks available 1 Reference code 13M.1.sl.TZ1.21
Level SL Paper 1 Time zone TZ1
Command term State Question number 21 Adapted from N/A

Question

Which is a characteristic property of sodium oxide?

A.     It turns moist blue litmus paper red.

B.     It turns moist red litmus paper blue.

C.     When it dissolves in distilled water it forms a solution with pH less than 7.

D.     It reacts with magnesium metal.

Markscheme

B

Examiners report

[N/A]

Syllabus sections

Core » Topic 3: Periodicity » 3.2 Periodic trends
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