課程名稱︰普通化學甲
課程性質︰系上必修
課程教師︰林萬寅
開課學院：理學院
開課系所︰物理系
考試日期（年月日）︰09.11.03
考試時限（分鐘）：15min
是否需發放獎勵金：是
（如未明確表示，則不予發放）

試題 :

1. Answer the following questions for the ions O2(+), O2(-), O2(2-). 12%

(a) Draw the MO diagram for each ion.

(b) Find the bond order for each ion.

(c) Find the number of unpaired electron(s) for each ion.

(d) For O2, O2(+), O2(-), and O2(2-), rank them in order of increasing bond

length.

2. Draw the structure of each compound from the information of the chemical

formula and NMR spectrum. The relative area of the signals are given in

parenthesis. 8%

(a) C2H3Cl3; NMR has on singlet singal

(b) C3H6Cl2; NMR has triplet (4) and quient (2) signal

(c) C3H6O; NMR has a triplet (3), a quintet (2), and a triplet (1)signal

(c) C3H6O2; NMR has a singlet (1), a quartet (2), and a triplet (3)signal

(singlet = 1; doublet = 2; quartet = 4; quintet = 5)

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