層析小考
Authored by 廷易 簡
Chemistry
University
Used 6+ times
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5 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此圖最可能為何種層析之結果?
管柱層析法
薄層層析法
高效液相層析法
氣相層析法
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
此圖中的Sample可能含有哪個成分?
X
Y
Z
XY
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者最接近X的Rf值?
0.46
0.63
3.8
1/2
4.
OPEN ENDED QUESTION
5 mins • Ungraded
請試算此圖內中sample的Rf值?(5分鐘)
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5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
下列何者不會改變分析物之Rf值?
提高固定相極性
增加層析時間
改變移動相比例
將分析物衍生化
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