Chemistry · 2020
JEE Main · 7 January 2020, Shift 2 · Q39
A chromatography column, packed with silica gel as stationary phase, was used to separate a mixture of compounds consisting of (A) benzanilide (B)…
A chromatography column, packed with silica gel as stationary phase, was used to separate a mixture of compounds consisting of (A) benzanilide (B) aniline and (C) acetophenone. When the column is eluted with a mixture of solvents, hexane : ethyl acetate ($\displaystyle 20$ : $\displaystyle 80$), the sequence of obtained compounds is :
Official answer
(3)
(C) , (A) and (B)
All Purification and Characterisation of Organic Compounds questionsPractice Purification and Characterisation of Organic Compounds →
More from Purification and Characterisation of Organic Compounds
- Kjeldahl's method was used for the estimation of nitrogen in an organic compound. The ammonia evolved from 0.55 g of the compound neutralised 12.5 mL…2022
- The adsorbent used in adsorption chromatography is/are - A. silica gel B. alumina C. quick lime D. magnesia Choose the most appropriate answer from…2024
- Which one of the following set of elements can be detected using sodium fusion extract?2021
- The number of moles of CuO, that will be utilized in Dumas method for estimating nitrogen in a sample of 57.5 g of N, N -dimethylaminopentane is \ \…2021
- Complete combustion of X g of an organic compound gave 0.25 g of CO_2 and 0.12 g of H_2 O. If the \% of carbon is 25 \% and of hydrogen is 4.89 %,…2026
- The purification method based on the following physical transformation is: (X) Solid → Heat (X) Vapour → Cool (X) Solid2025
- Which technique among the following, is most appropriate in separation of a mixture of 100 mg of p -nitrophenol and picric acid?2022
- When 0.01 mol of an organic compound containing 60 % carbon was burnt completely, 4.4 g of CO_2 was produced. The molar mass of compound is ____ g…2023
JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.