Day 99: JEE Mains Chemistry
5 questions. Try each one first, then open its answer.
Question 1
Haloalkanes and Haloarenes. This type asked 2 times: 27 Jan 2024, 8 Apr 2024. This one: 8 Apr 2024 See all 2 of this type
126Given below are two statements: Statement (I): reactions are 'stereospecific', indicating that they result in the formation only one stereo-isomers as the product. Statement (II): reactions generally result in formation of product as racemic mixtures. In the light of the above statements, choose the correct answer from the options given below:Tap an option to check your answer.
Question 2
Organic Chemistry - Some Basic Principles and Techniques. This type asked 2 times: 2021 Paper 8, 8 Apr 2024. This one: 8 Apr 2024 See all 2 of this type
137Given below are two statements: Statement (I): Kjeldahl method is applicable to estimate nitrogen in pyridine. Statement (II): The nitrogen present in pyridine can easily be converted into ammonium sulphate in Kjeldahl method. In the light of the above statements, choose the correct answer from the options given below.Tap an option to check your answer.
Question 3
Organic Chemistry - Some Basic Principles and Techniques. This type asked 2 times: 28 Jun 2022, 8 Apr 2024. This one: 8 Apr 2024 See all 2 of this type
121In qualitative test for identification of presence of phosphorous, the compound is heated with an oxidising agent. Which is further treated with nitric acid and ammonium molybdate respectively. The yellow coloured precipitate obtained is:Tap an option to check your answer.
Question 4
Organic Chemistry - Some Basic Principles and Techniques. This type asked 2 times: 31 Jan 2024, 8 Apr 2024. This one: 8 Apr 2024 See all 2 of this type
125The shape of carbocation is:Tap an option to check your answer.
Question 5
Some Basic Concepts of Chemistry. This type asked 2 times: 11 Apr 2023, 8 Apr 2024. This one: 8 Apr 2024 See all 2 of this type
150A solution is prepared by adding 1 mole ethyl alcohol in 9 mole water. The mass percent of solute in the solution is ______ (Integer Answer) (Given: Molar mass in Ethyl alcohol: 46, water: 18)