{"id":86034,"date":"2025-06-01T03:35:10","date_gmt":"2025-06-01T03:35:10","guid":{"rendered":"https:\/\/exam.pscnotes.com\/mcq\/?p=86034"},"modified":"2025-06-01T03:35:10","modified_gmt":"2025-06-01T03:35:10","slug":"employing-chromatography-one-cannot-separate","status":"publish","type":"post","link":"https:\/\/exam.pscnotes.com\/mcq\/employing-chromatography-one-cannot-separate\/","title":{"rendered":"Employing Chromatography, one cannot separate"},"content":{"rendered":"

Employing Chromatography, one cannot separate<\/p>\n

[amp_mcq option1=”radio-isotopes” option2=”colours from a dye” option3=”pigments from a natural colour” option4=”drugs from blood” correct=”option1″]<\/p>\n

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This question was previously asked in<\/div>\n
UPSC CDS-2 – 2019<\/div>\n<\/div>\n
Download PDF<\/a>Attempt Online<\/a><\/div>\n<\/div>\n
\nChromatography is a technique used to separate components of a mixture based on their differential partitioning between a stationary phase and a mobile phase. It is highly effective for separating substances like colours from a dye, pigments from a natural colour, or components like drugs from complex biological matrices such as blood.
\n<\/section>\n
\nRadio-isotopes are different forms of the same element, differing only in the number of neutrons (and thus mass) but having the same chemical properties. Chromatography separates based primarily on physical or chemical interactions that relate to solubility, adsorption, volatility, size, or charge. Since isotopes of an element have virtually identical chemical behaviour, chromatography is generally not a suitable method for separating radio-isotopes. Techniques like mass spectrometry, gas diffusion, or centrifugation are typically used for isotope separation based on mass differences.
\n<\/section>\n
\nWhile certain specialized chromatographic techniques might theoretically distinguish between isotopes based on subtle differences in physical properties or reaction kinetics, standard chromatography methods are not designed for or capable of effective radio-isotope separation. The question likely refers to standard chromatographic applications.
\n<\/section>\n","protected":false},"excerpt":{"rendered":"

Employing Chromatography, one cannot separate [amp_mcq option1=”radio-isotopes” option2=”colours from a dye” option3=”pigments from a natural colour” option4=”drugs from blood” correct=”option1″] This question was previously asked in UPSC CDS-2 – 2019 Download PDFAttempt Online Chromatography is a technique used to separate components of a mixture based on their differential partitioning between a stationary phase and a … <\/p>\n

Detailed SolutionEmploying Chromatography, one cannot separate<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1088],"tags":[1119,1096,1155],"class_list":["post-86034","post","type-post","status-publish","format-standard","hentry","category-upsc-cds-2","tag-1119","tag-chemistry","tag-physical-and-chemical-changes-solution","no-featured-image-padding"],"yoast_head":"\nEmploying Chromatography, one cannot separate<\/title>\n<meta name=\"description\" content=\"Chromatography is a technique used to separate components of a mixture based on their differential partitioning between a stationary phase and a mobile phase. It is highly effective for separating substances like colours from a dye, pigments from a natural colour, or components like drugs from complex biological matrices such as blood. Radio-isotopes are different forms of the same element, differing only in the number of neutrons (and thus mass) but having the same chemical properties. Chromatography separates based primarily on physical or chemical interactions that relate to solubility, adsorption, volatility, size, or charge. Since isotopes of an element have virtually identical chemical behaviour, chromatography is generally not a suitable method for separating radio-isotopes. 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Radio-isotopes are different forms of the same element, differing only in the number of neutrons (and thus mass) but having the same chemical properties. Chromatography separates based primarily on physical or chemical interactions that relate to solubility, adsorption, volatility, size, or charge. Since isotopes of an element have virtually identical chemical behaviour, chromatography is generally not a suitable method for separating radio-isotopes. 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