IGNOU BCHET 141 2026 - With the help of a suitable diagram explain developmen

Question

With the help of a suitable diagram explain development of chromatogram along with the use of standard samples.

10 Jan 2026

Answer :

Word Count : 285

Chromatography is an analytical technique used to separate and identify components of a mixture based on their differential interactions with a stationary phase and a mobile phase. The development of a chromatogram involves the migration of components along the stationary phase under the influence of the mobile phase. Initially, a small spot or band of the sample mixture is applied near one end of the chromatographic medium, such as a paper strip, thin-layer plate, or column. Standard samples of known substances are also applied alongside the test sample to serve as references for identification. When the mobile

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