A-LevelChemistryChemical periodicity9701/12 · Oct/Nov 2009 · Q121 Mark

Which statement correctly describes what happens when silicon tetrachloride is added to water?

AThe SiCl4 dissolves to give a neutral solution only.

BThe SiCl4 reacts to give an acidic solution only.

CThe SiCl4 reacts to give a precipitate and an acidic solution.

DThe SiCl4 reacts to give a precipitate and a neutral solution.

✓ Correct answer

C: The SiCl4 reacts to give a precipitate and an acidic solution.

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Topic: Chemical periodicity, A-Level Chemistry (syllabus 9701). Multiple choice, 1 mark.
Source: A-Level Chemistry, Oct/Nov 2009 Paper 1 Variant 2, question 12.

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