Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 1

HARD

11th Odisha Board

IMPORTANT

Earn 100

Write the structural formulae and IUPAC of all isomeric butynes $(C_{4} H_{6})$ .

Important Questions on Unsaturated Hydrocarbons-Alkynes

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 2

Describe what is meant by

sp

-hybridisation at carbon?

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 3

Explain why acetylene is linear?

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 4

Write the reaction of ozonolysis of

2 -

butyne.

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 5

Write the structural of formulae of alkyne which on ozonolysis gives a mixture of acetic acid and propionic acid.

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 6

Explain why the hydrogen of acetylene are acidic.

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 7

What happens when acetylene is passed through ammoniacal copper chloride solution?

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 8

Complete the equation:

${CH}_{3} - CHBr - {CH}_{2} Br \overset{Alc . KOH}{\to}$

HARD

11th Odisha Board

IMPORTANT

Bureau's Higher Secondary Chemistry Volume-1>Chapter 19 - Unsaturated Hydrocarbons-Alkynes>QUESTIONS>Q 8

Complete the equation:

$R - C \equiv CH \overset{ammoniacal {AgNO}_{3}}{\to}$