O-LevelChemistryBonding & Structure5070/11 · Oct/Nov 2023 · Q61 Mark
Four statements about graphite, diamond and silicon(IV) oxide are listed. 1 Diamond and silicon(IV) oxide are both very hard and have similar structures. 2 In diamond, each carbon atom is joined to four other carbon atoms. 3 Silicon(IV) oxide forms a giant structure of silicon and oxygen atoms. 4 Diamond and graphite both conduct electricity because they are both forms of carbon. Which statements are correct?
A1, 2 and 3
B1, 2 and 4
C1, 3 and 4
D2, 3 and 4
✓ Correct answer
A: 1, 2 and 3
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