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O-LevelChemistryBonding & Structure5070/12 · May/June 2014 · Q91 Mark

The diagram shows the molecule ethyl propanoate. Consider all the electrons in a molecule of ethyl propanoate. How many electrons not involved in bonding are there in the molecule?

Diagram for this question, from the exam paper

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A8
B10
C18
D22

✓ Correct answer

D: 22

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About this question

Topic
Bonding & Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source
O-Level Chemistry, May/June 2014 Paper 1 Variant 2, question 9.

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