Given below are two statements: Statement I: Sulphanilic acid gives esterification test for carboxyl group. Statement II: Sulphanilic acid gives red colour in Lassigne’s test for extra element detection. In the light of the above statements, choose the most appropriate answer from the options given below:

Statement I is incorrect but Statement II is correct.

Statement I is correct but Statement II is incorrect.

Both Statement I and Statement II are incorrect

Both Statement I and Statement II are correct

Match items of column I and II Column I (Mixture of compounds) Column II (Separation Technique) A. H 2 O / CH 2 Cl 2 i. Crystallization B. ii. Differential solvent extraction C. Kerosene/Naphthalene iii. Column chromatography D. C 6 H 12 O 6 / NaCl iv. Fractional Distillation

A - ( ii ) , B - ( iii ) , C - ( iv ) , D - ( i )

A - ( iii ) , B - ( iv ) , C - ( ii ) , D - ( i )

A - ( i ) , B - ( iii ) , C - ( ii ) , D - ( iv )

A - ( ii ) , B - ( iv ) , C - ( i ) , D - ( iii )

MEDIUM

JEE Main

IMPORTANT

Earn 100

$0.25 g$ of an organic compound containing chlorine gave $0.40 g$ of silver chloride in Carius estimation. The percentage of chlorine present in the compound is [in nearest integer]
(Given: Molar mass of $Ag$ is $108 g {mol}^{- 1}$ and that of $Cl$ is $35.5 g {mol}^{- 1}$ )

50% studentsanswered this correctly

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 28 June 2022 Shift 1>Q 138

Which one of the following techniques is not used to spot components of a mixture separated on thin layer chromatographic plate?

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 28 June 2022 Shift 1>Q 139

Which of the following structures are aromatic in nature?

Question Image

EASY

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 28 June 2022 Shift 1>Q 140

The formula of the purple colour formed in Lassaigne's test for sulphur using sodium nitroprusside is

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 28 June 2022 Shift 1>Q 141

In the estimation of bromine,

0.5 g

of an organic compound gave

0.40 g

of silver bromide. The percentage of bromine in the given compound is______

%

(nearest integer)
(Relative atomic masses of

Ag

and

Br

are

108 u

and

80 u

, respectively).

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 28 June 2022 Shift 2>Q 142

The correct IUPAC name of the following compound is

Question Image

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 29 June 2022 Shift 1>Q 143

Given below are two statements.

Statement I : Phenols are weakly acidic.

Statement II : Therefore they are freely soluble in $NaOH$ solution and are weaker acids than alcohols and water.

Choose the most appropriate option

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 29 June 2022 Shift 1>Q 144

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

1 M H_{2} {SO}_{4}

solution. The percentage of nitrogen in the compound is (Nearest integer)

MEDIUM

JEE Main

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 22 - Organic Chemistry- Some Basic Principles and Techniques>JEE Main - 29 June 2022 Shift 1>Q 145

Observe structures of the following compounds

Question Image

The total number of structures/compounds which possess asymmetric carbon atoms is

0.25 g of an organic compound containing chlorine gave 0.40 g of silver chloride in Carius estimation. The percentage of chlorine present in the compound is [in nearest integer] (Given: Molar mass of Ag is 108 g mol-1 and that of Cl is 35.5 g mol-1)

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

Learn and Prepare for any exam you want !

$0.25 g$ of an organic compound containing chlorine gave $0.40 g$ of silver chloride in Carius estimation. The percentage of chlorine present in the compound is [in nearest integer]
(Given: Molar mass of $Ag$ is $108 g {mol}^{- 1}$ and that of $Cl$ is $35.5 g {mol}^{- 1}$ )