Q.
Given below are two statements:Statement I: Retardation factor Rf can be measured in meter/centimeter:Statement II: Rf value of a compound remains constant in all solvents.Choose the most appropriate answer from the options given below:
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a
Both statement I and statement II are true
b
Statement I is true but statement II is false
c
Statement I is false but statement II is true
d
Both statement I and statement II are false
answer is D.
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Detailed Solution
Rf= Distance travelled by a substance from the Baseline/ Distance travelled by solvent from the Baseline .It has no units.Different solvent have different capillaries. Different compounds have different mobilities/solubility's in different solvents.
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