Per NCERT, in PAPER CHROMATOGRAPHY, what causes the components of a mixture (e.g. ink) to separate?
AMagnetic forces on the components
BHeat applied to the paper
CDifferences in how each component interacts with the solvent and the paper — different components move at different speeds with the rising solvent
DDifferences in colour alone
Answer & Solution
Correct answer: C. Differences in how each component interacts with the solvent and the paper — different components move at different speeds with the rising solvent
Per NCERT §5.3.3, chromatography separates by differential interaction of components with stationary phase (paper) and mobile phase (solvent).
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