A-LevelChemistryChemical periodicity9701/12 · Oct/Nov 2018 · Q131 Mark

Which observations are made when a sample of silicon chloride, SiCl4, is added to a beaker of water?

ANo visible change is observed.

BSteamy fumes and a precipitate are both observed.

CThe appearance of a precipitate is the only observation.

DThe appearance of steamy fumes is the only observation.

✓ Correct answer

B: Steamy fumes and a precipitate are both observed.

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Topic: Chemical periodicity, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2018 Paper 1 Variant 2, question 13.

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