Orgo Midterm Prepartion > Column Chromatography > Flashcards

Column Chromatography Flashcards

(12 cards)

Study These Flashcards
1
Q

RF- Retention Factor

A

Distance SPOT traveled
———————————
Distance SOLVENT traveled

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2
Q

You can use RF value to

A

Compare to the real substance and then compare RF value of the product to the real value

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3
Q

Stationary phase

A

Alumina

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4
Q

Mobile phase

A

Solvent

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5
Q

Prepare the COLUMN

A 
Top: Thin Layer of Sand 
Alumina
Sample 
Solvent 
Sand 
Bottom:Cotton
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6
Q

Fraction 1:

A

Yellow(mobile phase) ferrocene

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7
Q

Fraction 3

A

Orange(stationary phase) acetylferrocene

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8
Q

Acetylferrocene is

A

More polar meaning it’ll be more stationary(high affinity to polar)

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9
Q

Ferrocene

A

High affinity to LOWER polarity (mobile phase)

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10
Q

Performed recrystallization and

A

Vacuum filtration

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11
Q

Melting point

A

114-117celsius

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12
Q

Melting point Acetylferrocene

A

81-85 celsius

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Orgo Midterm Prepartion
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