7. Order the following from shortest to longest bond: C2, B2, H2, N2
(A) H2, N2, C2, B2
(B) C2, N2, H2, B2
(C) N2, C2, B2, H2
(D) C2, B2, H2, N2
(E) none of these
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統計: 尚無統計資料
統計: 尚無統計資料