Chemistry · 2019
Purification and Characterisation of Organic CompoundsDistillation Methods (Simple, Fractional, Reduced Pressure, Steam)
JEE Main · 11 January 2019, Shift 1 · Q38
The correct match between items I and II is: Item - I (Mixture) (A) H_2 O: Sugar (B) H_2 O: Aniline (C) H_2 O: Toluene (P) Sublimation (Q)…
The correct match between items I and II is :
Item - I
(Mixture)
(A)
$\displaystyle \mathrm{H}_2 \mathrm{O}$ : Sugar
(B)
$\displaystyle \mathrm{H}_2 \mathrm{O}$ : Aniline
(C)
$\displaystyle \mathrm{H}_2 \mathrm{O}$ : Toluene
\section*{Item - II
(Seperation method)}
(P) Sublimation
(Q) Recrystallization
(R) Steam distillation
(S) Differential extraction
Official answer
(3)
(A) →(Q); (B)→(R); (C)→(S)
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 2019 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.