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Date May 2017 Marks available 1 Reference code 17M.1.sl.TZ1.1
Level SL Paper 1 Time zone TZ1
Command term Identify Question number 1 Adapted from N/A

Question

Which compound has the greatest percentage by mass of nitrogen atoms?

A.     N2H4

B.     NH3

C.     N2O4

D.     NaNO3

Markscheme

A

Examiners report

[N/A]

Syllabus sections

Core » Topic 1: Stoichiometric relationships » 1.2 The mole concept
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