HARD
11th CBSE
IMPORTANT
Earn 100

0.3780 g of an organic chloro compound gave 0.5740 g of silver chloride in Carius estimation. Calculate the percentage of chlorine present in the compound.

Important Questions on Organic Chemistry – Some Basic Principles and Techniques

HARD
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.35
In the estimation of sulphur by Carius method, 0.468 g of an organic sulphur compound afforded 0.668 g of barium sulphate. Find out the percentage of sulphur in the given compound.
HARD
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.36
In the organic compound CH2=CH–CH2–CH2–C≡CH, the pair of hybridised orbitals involved in the formation of C2–C3 bond is:
 
HARD
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.37

In the Lassaigne’s test for nitrogen in an organic compound, the Prussian blue colour is obtained due to the formation of

MEDIUM
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.38
Which of the following carbocation is most stable?
HARD
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.39
The best and latest technique for isolation, purification and separation of organic compounds is:
HARD
11th CBSE
IMPORTANT
Chemistry Part II Textbook for Class XI>Chapter 5 - Organic Chemistry – Some Basic Principles and Techniques>EXERCISES>Q 12.4

The reaction: CH3CH2I+KOH(aq)→CH3CH2OH+KI is classified as: