हिंदी

Science (English Medium) कक्षा १२ - CBSE Important Questions

Advertisements
विषयों
अध्याय
विषयों
मुख्य विषय
अध्याय

Please select a subject first

Advertisements
Advertisements
< prev  1361 to 1380 of 4827  next > 

Do the following conversions in not more than two steps:

\[\begin{array}{cc}
\ce{CH3CN to CH3 - C - CH3}\\
\phantom{...........}||\\
\phantom{...........}\ce{O}
\end{array}\]

Appears in 2 question papers
Chapter: [9] Amines
Concept: Nomenclature of Amines

Do the following conversions in not more than two steps:

Appears in 2 question papers
Chapter: [9] Amines
Concept: Nomenclature of Amines

What are monosaccharides?

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Classification of Carbohydrates >> Monosaccahrides

Define the following term as related to proteins:

Primary structure

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Classification of Amino Acids

What are the expected products of hydrolysis of lactose?

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Classification of Carbohydrates

Differentiable between the following: 
Amylose and Amylopectin 

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Structures of Glucose

Answer the following question.
What is the basic structural difference between glucose and fructose?

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Structures of Glucose

Write the reaction involved when D-glucose is treated with the following reagent:

Br2 water

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Structures of Glucose

Write the reaction involved when D-glucose is treated with the following reagent:

(CH3CO)2O

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Structures of Glucose

Hydrolysis of sucrose is called ______.

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Classification of Carbohydrates >> Disaccharides

What is the role of sulphur in the vulcanisation of rubber?

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Types of Polymerisation Reactions - Rubber

Write the names and structures of the monomers of the following polymers: Buna-N

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Classification of Polymers> Based on Mode of Polymerisation

Write the names and structures of the monomers of the following polymers: Polyvinyl chloride

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Classification of Polymers> Based on Structure

Write names and chemical formulae of monomers used in preparing Buna-N.

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Types of Polymerisation Reactions - Rubber

Write the structures of monomers used the following polymers: 
Nylon - 6, 6

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Types of Polymerisation Reactions - Condensation Polymerisation Or Step Growth Polymerisation

Is   a homopolymer or copolymer? Give reason. 

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Types of Polymerisation Reactions - Copolymerisation

Write the monomers of the following polymer : 

Appears in 2 question papers
Chapter: [15] Polymers
Concept: Some Important Polymers

What is meant by the term ‘broad spectrum antibiotics’? Explain.

Appears in 2 question papers
Chapter: [16] Chemistry in Everyday Life
Concept: Compounds with Medicinal Properties >> Antimicrobials

Explain any two chemical methods of food preservation.

Appears in 2 question papers
Chapter: [16] Chemistry in Everyday Life
Concept: Chemicals in Food - Artificial Sweetening Agents and Food Preservatives

After mother Skunk and Roger Skunk return home, she hugs him before he sleeps. What does this show about mother Skunk?

Appears in 2 question papers
Chapter: [2.05] Should Wizard Hit Mommy
Concept: Should Wizard Hit Mommy?
< prev  1361 to 1380 of 4827  next > 
Advertisements
Advertisements
CBSE Science (English Medium) कक्षा १२ Important Questions
Important Questions for CBSE Science (English Medium) कक्षा १२ Biology
Important Questions for CBSE Science (English Medium) कक्षा १२ Chemistry
Important Questions for CBSE Science (English Medium) कक्षा १२ Computer Science (C++)
Important Questions for CBSE Science (English Medium) कक्षा १२ English Core
Important Questions for CBSE Science (English Medium) कक्षा १२ English Elective - NCERT
Important Questions for CBSE Science (English Medium) कक्षा १२ Entrepreneurship
Important Questions for CBSE Science (English Medium) कक्षा १२ Hindi (Core)
Important Questions for CBSE Science (English Medium) कक्षा १२ Hindi (Elective)
Important Questions for CBSE Science (English Medium) कक्षा १२ History
Important Questions for CBSE Science (English Medium) कक्षा १२ Informatics Practices
Important Questions for CBSE Science (English Medium) कक्षा १२ Mathematics
Important Questions for CBSE Science (English Medium) कक्षा १२ Physical Education
Important Questions for CBSE Science (English Medium) कक्षा १२ Physics
Important Questions for CBSE Science (English Medium) कक्षा १२ Political Science
Important Questions for CBSE Science (English Medium) कक्षा १२ Psychology
Important Questions for CBSE Science (English Medium) कक्षा १२ Sociology
Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×