Which Statement(s)is(are)NOT True for Partition and Adsorption Chromatography

question 14

Multiple Choice

Which statement(s) is(are) NOT true for partition and adsorption chromatography?
I For adsorption chromatography - the lower the eluent strength of the solvent,the more easily it displaces the solute.
II For partition chromatography - the more time the solute spends in the mobile phase,the easier it is to elute.
III For partition chromatography - solute equilibrates between the mobile phase and the liquid phase bonded to the solid support.
IV For adsorption chromatography - solvent molecules compete with solute molecules for binding sites on the stationary phase.

• A)IV
• B)I
• C)III and IV
• D)II
• E)I and II

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Definitions:

Cartilage

A firm, flexible connective tissue found in various forms in the human body such as joints, rib cage, and ear structure.

Distal End

Referring to the end of a limb or structure that is farthest from the point of attachment or the trunk of the body.

Trachea

The part of the respiratory tract between the larynx and the bronchial tree that is tubular and made of rings of cartilage and smooth muscle; also called the windpipe.

Vocal Cords

Elastic bands of muscle tissue in the larynx involved in producing sound through their vibration as air passes through.