Chemistry

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NIOS 12

NIOS Class 12 Chemistry is a course that aims to provide a comprehensive understanding of the subject to students. The course is designed to help students develop a strong foundation in Chemistry and provide them with a deep understanding of the principles and concepts underlying the subject.

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Runali Deb Roy

Last Update : 15 May 2023

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The NIOS Class 12 Chemistry course covers a wide range of topics related to Chemistry. The course is designed to provide students with a comprehensive understanding of the subject and enable them to apply their knowledge to solve real-world problems.

The course begins with an introduction to Chemistry, including its history, branches, and applications. Then, it covers the fundamental concepts of Chemistry such as the structure of the atom, chemical bonding, periodic classification of elements, and chemical reactions.

After that, the course delves deeper into various topics, including chemical kinetics, electrochemistry, solutions, surface chemistry, and coordination compounds. The course also covers organic chemistry, including its basic principles, nomenclature, isomerism, and reactions of different organic compounds.

The NIOS Class 12 Chemistry course also includes laboratory work, where students will perform experiments related to the concepts taught in the theory part of the course. Students will learn about the safety measures and techniques required for conducting experiments in a chemistry laboratory.

By the end of the course, students will have a deep understanding of the fundamental concepts of Chemistry, including both theoretical and practical knowledge. They will be able to apply their knowledge to solve problems related to Chemistry and pursue higher education in the field of Chemistry.

Master the Concepts of CBSE Class 12 Chemistry

  • Solid state
  • Solutions
  • Electrochemistry
  • Chemical Kinetics
  • Surface chemistry
  • General principles and processes of isolation of elements
  • p-block elements
  • d and f block elements
  • Coordination compounds
  • Haloalkanes and haloarenes
  • Alcohols, phenols and ethers
  • Aldehydes, ketones and carboxylic acids
  • Organic compounds containing nitrogen
  • Biomolecules
  • Polymers
  • Chemistry in everyday life

Course Content

8 Lessons 45m

NIOS Class 12 Chemistry

NIOS Class 12 Chemistry is a course designed to provide students with a solid foundation in chemistry. The course covers a wide range of topics that include the study of matter, chemical reactions, and chemical equations. Here are the course details for NIOS Class 12 Chemistry:

The course consists of four blocks, each containing a number of units. The units are designed to provide students with a comprehensive understanding of chemistry and its applications.

Examination: The examination for NIOS Class 12 Chemistry consists of both theory and practical components. The theory exam is for 70 marks, and the practical exam is for 30 marks. To be eligible to appear for the examination, students must have completed all the assignments and practical work.

Certification: Upon successful completion of the course and passing the examination, students will be awarded the NIOS Class 12 Chemistry certificate.

Overall, the course is designed to provide students with a strong foundation in chemistry and prepare them for higher studies and careers in science-related fields.

Course Description

NIOS Class 12 Chemistry is a comprehensive course that provides students with a deep understanding of the fundamental concepts of chemistry. The course covers a wide range of topics, from the basics of chemistry to advanced topics such as organic chemistry, electrochemistry, and thermodynamics. Students will learn about the various branches of chemistry and their applications in real life, including the chemical composition of various substances, their properties, and the reactions that they undergo.

The course also focuses on the practical aspects of chemistry, including laboratory experiments, chemical analysis, and the proper use of laboratory equipment. Students will be introduced to the scientific method and will learn how to conduct experiments, collect data, and analyze results.

The course is designed to help students develop critical thinking skills and problem-solving abilities. By the end of the course, students will have a solid foundation in chemistry and will be well-prepared to pursue further studies in the field or to apply their knowledge in various scientific and industrial settings.

Benefits of Studying Chemistry

Studying Chemistry at the Class 12 level has numerous benefits. Some of the major benefits of studying Chemistry are:

  1. Enhances problem-solving skills: Chemistry requires logical thinking and problem-solving skills, which help to improve analytical and critical thinking abilities.

  2. Improves career prospects: Knowledge of Chemistry opens up a wide range of career opportunities in fields like chemical engineering, research and development, pharmaceuticals, environmental science, and more.

  3. Understanding of the world around us: Chemistry provides a deeper understanding of the world around us, including the substances and materials we interact with on a daily basis.

  4. Helps in other subjects: Chemistry is closely related to other subjects like physics, biology, and environmental science. So, studying chemistry can help in understanding these subjects better as well.

  5. Develops laboratory skills: Chemistry involves performing experiments and working in the laboratory. By doing so, students can develop practical skills like accurate measurement, recording observations, and handling chemicals safely.

Overall, studying chemistry provides students with a comprehensive knowledge of the subject and its applications, which is valuable for personal and professional growth.

Benefits of Studying Chemistry

Course Structure

1

Unit 1: Solid State
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  1. Classification of solids based on different binding forces; molecular, ionic, covalent, and metallic solids
  2. Crystal lattice and unit cell
  3. Number of atoms in a unit cell
  4. Close-packed structures - hexagonal and cubic (primitive, body-centred, and face-centred)
  5. Packing efficiency in hcp and ccp
  6. Imperfections in solids
  7. Electrical and magnetic properties

2

Unit 2: Solutions
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  1. Types of solutions
  2. Raoult's law
  3. Colligative properties
  4. Abnormal molar masses
  5. Van't Hoff factor
  6. Ideal and non-ideal solutions
  7. Osmosis and osmotic pressure
  8. Reverse osmosis and water purification

3

Unit 3: Electrochemistry
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  1. Conductance in electrolytic solutions
  2. Faraday's laws of electrolysis
  3. Galvanic cells and their components
  4. Standard electrode potentials
  5. Nernst equation and its application
  6. Relationship between Gibbs energy change and cell potential
  7. Fuel cells

4

Unit 4: Chemical Kinetics
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  1. Rate of a reaction
  2. Factors affecting the rate of reaction
  3. Rate law and rate constant
  4. Order of a reaction
  5. Integrated rate equations
  6. The half-life period of a reaction
  7. Activation energy
  8. Arrhenius equation

5

Unit 5: Surface Chemistry
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  1. Adsorption
  2. Types of adsorption
  3. Absorption and sorption
  4. Catalysis and its types
  5. Colloidal state
  6. Properties of colloids
  7. Emulsions, micelles and reverse micelles

6

Unit 6: General Principles and Processes of Isolation of Elements
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  1. Occurrence of metals
  2. Concentration of ores
  3. Extraction of crude metal
  4. Thermodynamic and electrochemical principles
  5. Refining of metals
  6. Uses of aluminum, copper, iron, and zinc

7

Unit 7: p-Block Elements
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  1. Electronic configuration and general characteristics of p-block elements
  2. Group 15 elements: Nitrogen, preparation, properties, and uses of ammonia and nitric acid
  3. Group 16 elements: Oxygen, preparation, properties, and uses of ozone, sulfur, sulphuric acid
  4. Group 17 elements: Halogens, properties, preparation, and uses of chlorine and hydrochloric acid
  5. Group 18 elements: Noble gases, preparation, properties, and uses of helium, neon, and xenon

8

Unit 8: d and f Block Elements
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  1. Electronic configuration of d-block and f-block elements
  2. Characteristics of transition metals
  3. General trends in the properties of the first-row transition metals
  4. Preparation and properties of K2Cr2O7 and KMnO4

9

Unit 9: Coordination Compounds
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  1. Werner's theory of coordination compounds
  2. Nomenclature of coordination compounds
  3. Isomerism in coordination compounds
  4. Bonding in coordination compounds
  5. Magnetic properties of coordination compounds

10

Unit 10: Haloalkanes and Haloarenes
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  1. Nomenclature of haloalkanes and haloarenes
  2. Preparation, physical and chemical properties, and uses of haloalkanes and haloarenes
  3. Mechanism of SN1 and SN2 reactions
  4. Polyhalogen compounds

11

Unit 11: Alcohols, Phenols and Ethers
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  1. Nomenclature and general methods of preparation
  2. Physical and chemical properties and uses
  3. Acidity and basicity of alcohols and phenols
  4. Substitution reactions in alcohol

12

Unit 12: Aldehydes, Ketones and Carboxylic Acids
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  1. Nomenclature and methods of preparation
  2. Physical and chemical properties and uses
  3. Tests to distinguish

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