Chemistry · 2024
JEE Main · 6 April 2024, Shift 1 · Q73
Which of the following statements are correct? A. Glycerol is purified by vacuum distillation because it decomposes at its normal boiling point. B.…
Which of the following statements are correct?
A. Glycerol is purified by vacuum distillation because it decomposes at its normal boiling point.
B. Aniline can be purified by steam distillation as aniline is miscible in water.
C. Ethanol can be separated from ethanol water mixture by azeotropic distillation because it forms azeotrope.
D. An organic compound is pure, if mixed M.P. is remained same.
Choose the most appropriate answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(3)
A, C, D only
All Purification and Characterisation of Organic Compounds questionsPractice Purification and Characterisation of Organic Compounds →
More from Purification and Characterisation of Organic Compounds
- 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
- 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
- An organic compound weighing 500 mg, produced 220 mg of CO_2, on complete combustion. The percentage composition of carbon in the compound is ____…2025
- In Dumas' method 292 mg of an organic compound released 50 mL of nitrogen gas (N_2) at 300 K temperature and 715 mm Hg pressure. The percentage…2025
- In the sulphur estimation, 0.20 g of a pure organic compound gave 0.40 g of barium sulphate. The percentage of sulphur in the compound is ____ ×…2025
- In Carius method for estimation of halogens, 180 mg of an organic compound produced 143.5 mg of AgCl. The percentage composition of chlorine in the…2025
- Given below are two statements: Statement I: In Lassaigne's test, the covalent organic molecules are transformed into ionic compounds. Statement II:…2025
JEE Main 2024 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.