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O-LevelChemistryStoichiometry5070/11 · Oct/Nov 2014 · Q131 Mark

Analysis of a sample of an oxide of nitrogen gave the following data. • percentage by mass of nitrogen 47% • percentage by mass of oxygen 53% What is the empirical formula of this oxide? [Α: Ν, 14; Ο, 16]

ANO
BNO2
CN2O
DN2O3

✓ Correct answer

A: NO

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About this question

Topic
Stoichiometry, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, Oct/Nov 2014 Paper 1 Variant 1, question 13.

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