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Science (English Medium) कक्षा १२ - CBSE Important Questions for Chemistry

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Chemistry
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Give one example each for fibrous protein and globular protein.

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Introduction of Proteins

What is the difference between native protein and denatured protein?

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Introduction of Proteins

Write the name of the vitamin responsible for the coagulation of blood.

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Introduction of Vitamins

Define the following term :

Peptization

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Proteins >> Peptide

Define the following term as related to proteins:

Primary structure

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

Define the following term:

Invert sugar

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Carbohydrates >> Oligosaccharides

What are the expected products of hydrolysis of lactose?

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

What are nucleic acids?

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Introduction of Nucleic Acids

What is the difference between a glycosidic linkage and a peptide linkage? 

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Introduction of Proteins

Differentiable between the following: 
Amylose and Amylopectin 

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Carbohydrates >> 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: Biomolecules in the Cell > Carbohydrates >> Structures of Glucose

Define the following term:

Oligosaccharides

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Carbohydrates >> Oligosaccharides

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

Br2 water

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Carbohydrates >> 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: Biomolecules in the Cell > Carbohydrates >> Structures of Glucose

Hydrolysis of sucrose is called ______.

Appears in 2 question papers
Chapter: [10] Biomolecules
Concept: Biomolecules in the Cell > Carbohydrates >> Disaccharides - Sucrose, Maltose and Lactose

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: Introduction to Polymers >> 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: Introduction to Polymers >> 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
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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 Computer Science (Python)
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 Geography
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
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