→ firepeter :拿尼= =為什你會有考卷= = 12/21 00:25
課程名稱︰分析化學一
課程性質︰必帶
課程教師︰林萬寅
開課學院：理學院
開課系所︰化學系
考試日期（年月日）︰2010/12/20
考試時限（分鐘）：10
是否需發放獎勵金：是
（如未明確表示，則不予發放）
Department: Name: Registered number:
是非題；每題4分，答錯倒扣 2分，不答0分。
(O) 1. The rotational energy is usually smaller than the electronic energy.
(X) 2. There are 3 vibrational modes for a CO2 molecule.
(X) 3. The electronic transitions of a molecule usually fall in the infrared
region.
(O) 4. Absorption of microwave radiation may induce rotational transitions.
(X) 5. When the absorbance of a solution is 0.1, 10% of the light is
transmitted.
(O) 6. Intersystem crossing involves the change of spin state.
(X) 7. Glass cuvets are normally used for UV measurements.
(X) 8. The lifetime of fluorescence is usually longer than that of
phosphorescence
(O) 9. The energy of fluorescence is usually larger than that of
phosphorescence for a given molecule.
(O) 10. An excitation spectrum is taken at a fixed emission wavelength.
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