Silicon dioxide has a giant structure. Each silicon atom is joined to four oxygen atoms by covalent bonds. Part of the structure is shown... 5070_w22_qp_11 MCQ 2022 Paper 1, Variant 1 View
Four statements about graphite, diamond and silicon(oxide are listed. Diamond and silicon(oxide are both very hard and have similar structures. In diamond, each carbon atom is joined to four other carbon atoms. Silicon(oxide forms a giant structure of silicon and oxygen atoms. Diamond and graphite both conduct electricity because they are both forms of carbon. Which statements are correct? 5070_w23_qp_11 MCQ 2023 Paper 1, Variant 1 View