O-LevelChemistryBonding & Structure5070/11 · May/June 2011 · Q201 Mark

Carbon and silicon are both in Group IV of the Periodic Table. Which statement is correct for both carbon dioxide and silicon dioxide?

AThey are acidic oxides.

BThey are readily soluble in water.

CThey contain ionic bonds.

DThey have giant molecular structures.

✓ Correct answer

A: They are acidic oxides.

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Topic: Bonding & Structure, O-Level Chemistry (syllabus 5070). Multiple choice, 1 mark.
Source: O-Level Chemistry, May/June 2011 Paper 1 Variant 1, question 20.

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