WebMay 2, 2024 · Activity 2.7 asks us to separate the ink dye from the paper using chromatography technique. Observation: The dye moves upwards and separates into different colours. Explanation: An ink dye consists of several colours. These different dyes have different solubility. Dye with higher solubility in water dissolves quickly and move … WebSep 26, 2024 · Chromatography Viva Questions with Answers. Chemistry Lab Manual NCERT Solutions Class 12 Chemistry Sample Papers. Question.1. What is chromatography ? Answer. It is technique for rapid and efficient separation of components of a mixture and purification of compounds.
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