Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 17

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What is the structure of an optical active compound $(C_{3} H_{2} D_{2})$ which decolourises bromine water.

66.67% studentsanswered this correctly

Important Questions on Organic Chemistry- Some Basic Principles and Techniques

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 18

An organic compound fused with metallic sodium dissolves in water and the solution is divided into two parts, one part is treated with

{FeSO}_{4}

, boiled and filtered. In the filtrate, addition of

{FeCl}_{3}

does not produce any precipitate. To the other part, addition of sodium nitro prusside produces violet colour. The organic compound contains.

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 22

Which of the following is not true for maleic acid and fumaric acid.

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 23

The number of optically active stereoisomers possible for butane-

2, 3

-diol.

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 24

Among

HCl, HBr, HF

, and

HI

, the weakest acid in water is:

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 25

The correct order of increasing basicity of the given conjugate bases

(R = {CH}_{3})

is:

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 26

Which of the following presents the correct order of the acidity in the given compounds?

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 27

Base strength is in the order of

(i) {CH}_{3} \overset{⊝}{C} H_{2}

(ii) H_{2} C = \overset{⊝}{C} H

and

(iii) H - C \equiv C^{⊖}

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Chemistry Crash Course JEE Main>Chapter 17 - Organic Chemistry- Some Basic Principles and Techniques>Level 2>Q 28

The correct order of increasing bond length of

C - H, C - O, C - C

and

C = C

is: