85. Which of the following species is diamagnetic?(A) CN (B) B2 (C) O2(D) All of the above. (E) None

問題詳情

85. Which of the following species is diamagnetic?
(A) CN
(B) B2
(C) O2
(D) All of the above.
(E) None of the above.

參考答案

上一篇 : 35.取4.0克的金屬氧化物MO，與適量的稀硫酸完全反應，反應後將溶液蒸乾，得12.0g的金屬硫酸鹽(MSO4)，請問：在4.0克的金屬氧化物MO中含有多少克的金屬M？(A) 1.6 (B) 2.4
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