NCERT Solutions For class 12 Chemistry in Hindi

Class 12 Chemistry Chapter 1: The Solid State In Hindi

There are three states of matter, mainly solid, liquid, and gas. Furthermore, solids are divided into two types. These include Crystalline and Amorphous. Crystalline consists of a definite shape while Amorphous does not have a concrete shape. This chapter talks about the general characteristics of the solid-state, imperfections in solids, crystal lattice, unit cell, and classification of solids. For students to understand this chapter better, NCERT Solutions are the perfect guide to help students grasp and understand these concepts. Other topics involved in this chapter include calculation of density of unit, unit cell in two-dimensional lattices, unit cell in three-dimensional lattices, number of atoms per unit cell in a cubic unit cell, packing in solids, point defects, packing efficiency, and many more. Students can access the resources for this chapter through revision notes and Class 12 Chemistry NCERT Solutions provided by Vedantu.

Class 12 Chemistry Chapter 2: Solutions In Hindi

In Chemistry, a solution refers to the mixture of two or more components. In this chapter, students will learn about the concentration of the solution, the vapour pressure of liquid solutions, types of solutions, Raoult’s law, the solubility of gases and solids in a liquid, as well as ideal and non-ideal solutions. Apart from this, there are many problems in this chapter that students will learn to solve. Most of these problems are based on concepts such as molarity, mass percentage, mole fraction, and Henry’s law of constant. These problems are important from the Class 12 final board examination point of view as well as for other competitive exams such as JEE Advanced, JEE Mains, and many more. Some of the other topics covered in this chapter which students will learn include the determination of molecular masses using colligative properties, osmotic pressure, depression of freezing point, the elevation of boiling point, and relative lowering of vapour pressure. Students must spend a substantial amount of time on each subject to ensure they are able to grasp the concept in-depth.

Class 12 Chemistry Chapter 3: Electrochemistry In Hindi

Electrochemistry refers to the branch of chemistry that deals with the relationship between electrical and chemical energy which is produced in a redox reaction. Electrochemistry even deals with the conversion of this relationship. This is an important chapter as there are many numericals involved. For students who need help to solve these numerals, Class 12 Chemistry NCERT Solutions provides all solutions and answers for this chapter. These numericals are even important for those students who are preparing to write the NEET exam. There are many important concepts covered in this chapter which include electrochemical cells, Galvanic cells, the conductance of electrolytic solutions, Nernst equation, electrolysis and electrolytic cells, fuel cells, batteries, and corrosion. Apart from this, other topics in the chapter involve redox reaction, Kohlrausch’s Law, variations of conductivity with concentration, specific and molar conductivity, conductance in electrolytic solutions, EMF of a cell, Relation between Gibbs energy change and EMF of a call, and Nernst equation and its application to chemical cells.

Class 12 Chemistry Chapter 4: Chemical Kinetics In Hindi

Chemical Kinetics refers to the branch of chemistry that deals with the rate of chemical reaction, mechanism of the reaction, and the factors affecting this chemical reaction. There are three types of chemical kinetics in accordance with the rate of reaction. These types include Instantaneous reactions, slow reactions, and moderately slow reactions. This chapter talks about the basics of chemical reactions, the Arrhenius equation, collision theory of chemical reactions, and dependence on the rate of reaction.  Some of the topics that are covered in this chapter include rate of a reaction (instantaneous and average), integrated rate equations and half-life (only for zero and first-order reactions), rate law, specific rate constant, factors affecting rate of reaction (like concentration, catalyst, and temperature), and order and molecularity of a reaction. Students can access the content for these concepts through NCERT Solutions.

Class 12 Chemistry Chapter 5: Surface Chemistry In Hindi

In this chapter, students will learn about the basics of surface chemistry. It mainly deals with features such as adsorption, catalysis, and colloids that consist of gel and emulsion. Apart from this, students will even learn about the interfacial phenomenon and its significance, factors controlling adsorption, mechanism of adsorption, and adsorption and its classification. Students must pay attention to this chapter from their final board examination point of view. Some of the topics that are covered in this chapter include adsorption - physisorption and chemisorption, coagulation, electrophoresis, Brownian movement, Tyndall effect, properties of colloids, lyophobic, lyophilic, macromolecular and multi-molecular colloids, colloids and suspension, the distinction between true solutions, and factors affecting adsorption of gasses of solids.

Class 12 Chemistry Chapter 6: General Principles and Processes of Isolation of Elements In Hindi

Students will learn about the general principles and processes of isolation of chemical elements in this chapter. Metallurgy refers to the scientific and technological processes that are followed in order to isolate the metal from its ores. This is one of the processes and reactions of metal extraction that students will learn in this chapter. Apart from this, students will even learn about the fundamental principles and developments that take place in this field. Aluminium is known to be one of the most abundant metals found on the earth’s crust. Hence, cleaning the ore which involves removing particles like clay, sand, etc., is known as the concentration/dressing of the ore. There are many important topics that students can learn and understand in this chapter. To access these important concepts, students can use NCERT Solutions for Class 12 Chemistry.

Class 12 Chemistry Chapter 7: The p-Block Elements In Hindi

In this chapter, students will look at the p-Block elements that are traced back to the 19th century. It consists of groups 13, 14, 15, 16, 17, and 18 elements. These groups are available in three physical states namely metal, non-metal and metalloids. For students to understand this chapter better, students can refer to NCERT Solutions for Class 12 Chemistry. Some of the topics covered in this chapter include 

• Group 15 Elements: General Introduction, Nitric Acid, preparation and properties of Ammonia, compounds of Nitrogen, Nitrogen preparation properties and uses, trends in chemical and physical properties, oxidation states, occurrence, and electronic configuration.

• Group 16 Elements: General Introduction; preparations, uses, and properties of dioxygen; electronic configuration; occurrence; oxidation states; trends in chemical and physical properties; classification of oxides; sulphur-allotropic forms; ozone; compounds of sulphur, preparation, uses, and properties of sulphur-dioxide; sulphuric acid - properties and uses; and Structures of Oxoacids of Sulphur.

• Group 17 Elements: General introduction, electronic configuration, occurrence, oxidation states, trends in chemical and physical properties; compounds of halogens; preparation, uses, and properties of hydrochloric acid and chlorine; Oxoacids of halogens, and interhalogen compounds.

• Group 18 Elements: General introduction, trends in chemical and physical properties, electronic configuration, uses, and occurrence.

Class 12 Chemistry Chapter 8: The d- and f-Block Elements In Hindi

Transition element, also known as a d-Block element, refers to those elements that lay between the s-block and p-block elements. While f-block elements refer to the inner transition series. In this chapter, students will learn about the basics of general properties of transition elements, physical properties, variation in atomic and ionic size of transition metals, magnetic properties, ionization enthalpies, and oxidation states. Apart from this, students will even learn about the electronic configuration, general characteristics and properties of all the important compounds available in this chapter. Some of the topics covered in this chapter include Lanthanoids: Electronic configuration, lanthanide contraction and its consequences, and oxidation state; general introduction, the occurrence of transition metals, electronic configuration, characteristics of transition metals, general trends in properties of the first-row transition metals: alloy formation, interstitial compounds, magnetic properties, catalytic property, colour, ionic radii, oxidation states, ionization enthalpy, and metallic character.

Class 12 Chemistry Chapter 9: Coordination Compounds In Hindi

This is an important chapter for Class 12 Chemistry in the area of modern inorganic chemistry. Students will learn about Werner’s Theory of Coordination Compounds, definitions of important terms, isomerism, nomenclature, stability, bonding, applications of coordination compounds, and the importance of coordination compounds. All these concepts are important from the final board examination point of view as well as for students writing competitive exams. This will ensure that students score well in their exams. Some of the other topics involved in this chapter include an introduction, coordination number, ligands, colour, Werner’s theory, magnetic shapes and properties, bonding, CFT, VBT, and nomenclature of mononuclear coordination compounds. 

Class 12 Chemistry Chapter 10: Haloalkanes and Haloarenes In Hindi

Haloalkanes are known as the halogen derivatives of hydrocarbons. These haloalkanes are classified on the basis of the number of hydrogen atoms present in them. While haloarenes are referred to as the aromatic compounds in which the halogens are attached directly to the carbon atom of the aromatic ring. Students will even learn about the methods of preparation, organohalogen compounds use, and physical and chemical properties. In this chapter, students will even learn and understand the reactions that are involved in the preparation of haloalkanes and haloarenes. Some of the other topics which are covered in this chapter include substitution reactions (directive influence of halogen in monosubstituted compounds only), nature of C-X bond (haloarenes), optical rotation mechanism of substitution reactions, chemical and physical properties of haloalkanes, nature of C-X bond (haloalkanes), and nomenclature. 

Class 12 Chemistry Chapter 11: Alcohols, Phenols, and Ethers In Hindi

In this chapter, students will learn about the reactions involved in the process of making alcohols, alcohols from phenols, and ethers. They will even learn about the physical properties of ethers, phenols, and alcohol. Alcohols and phenols are classified on the basis of the number of -OH groups present. The compounds that have one -OH group in them are known as monohydric alcohols and phenols. Whereas, the compounds that have two, three, or more -OH groups are known as dihydric, trihydric, or polyhydric alcohols and phenols respectively. Some other topics involved in this chapter include:

• Alcohols: mechanism of dehydration, identification of primary, tertiary and secondary alcohols, chemical and physical properties (of only primary alcohols), methods of preparation, and nomenclature.

• Phenols: uses of phenol, electrophilic substitution reactions, acidic nature of phenol, chemical and physical properties, methods of preparation, and nomenclature.

• Ethers: uses of ether, chemical and physical properties of ether, methods of preparation, and nomenclature.

Class 12 Chemistry Chapter 12: Aldehydes, Ketones, and Carboxylic Acids In Hindi

This is an important chapter for Class 12 Chemistry for all students. This chapter has a high marks weightage from the board examination point of view. Hence, students need to learn and understand all the concepts and revise them every day to score well. Aldehydes and Ketones are obtained due to the hydration of alkynes, ozonolysis of alkenes, and even by the oxidation of alcohols. Carboxylic Acid is obtained by the oxidation of primary alcohols like aldehydes. Some of the important concepts involved in this chapter include the nature of the carbonyl group, chemical and physical properties, methods of preparation, the reactivity of alpha hydrogen in aldehydes, mechanism of nucleophilic additions, acidic natures, and many more.

Class 12 Chemistry Chapter 13: Amines In Hindi

In this chapter, students will learn about the nomenclature, properties, and structure of amines. Amines refer to the organic compound that contains nitrogen. Students will learn about the various examples available in this chapter that are determined on the basicity of amines, as well as the synthesis and reaction of amines. The questions available at the end of this chapter will help students to understand the concepts in this chapter. Some of the topics covered in this chapter include identification of primary, tertiary and secondary amines, chemical and physical properties, structure, classical, methods of preparation, and many more.

Class 12 Chemistry Chapter 14: Biomolecules In Hindi

Students will learn about the basic functions and structure of biomolecules in this chapter. The organic compounds that are available in different cells of the living organism are known as biomolecules. These compounds include carbohydrates, proteins, enzymes, vitamins, and nucleic acids. Some of the topics covered in this chapter include the classification of aldoses and ketoses, monosaccharides, D-L configuration, proteins, DNA, RNA, and many more.

Class 12 Chemistry Chapter 15: Polymers In Hindi

In this chapter, students will learn about concepts related to monomers, polymers, and polymerisations. The classification of this chapter is based on the source, structure, and polymerisation. In this chapter, students will learn about the different types of polymerisation which are condensation polymerisation and addition polymerisation. There are many important concepts and topics that students will learn in this chapter, which are interesting and will come in higher classes too. In order for students to score well in their final board examinations, they can refer to NCERT Solutions for Class 12 Chemistry in Hindi. This will ensure that they learn this chapter thoroughly and get a clear idea of all the concepts and topics in this chapter.

NCERT Solutions by Vedantu also offer a set of important questions and mock tests that make learning a seamless process for students. You can make use of all the advantages to ensure you score high marks in your board exams. These solutions are available free of cost and offered in an uncomplicated manner where students can learn independently. 

Class 12 Chemistry Chapter 16: Chemistry in Everyday Life In Hindi

Chemistry plays an important role in the influence of the sphere of human life. Humans have been benefited in a lot of ways through the principles of chemistry. In this chapter, students will learn about various concepts and topics such as cleansing agents, chemicals in food, the therapeutic action of different classes of drugs, drug-target interaction, and drugs and their classification. Chemistry as a subject can be difficult to learn and understand. Students must know that this subject requires a lot of practice and revision in order to remember all the chemical reactions and formulas. Regular practice is mandatory.

NCERT Solutions for Class 12 Chemistry will help students get a strong grip on all the important concepts and topics available in this subject. Students must remember to revise these chapters and practice every day.

CBSE Class 12 Chemistry Weightage 2024-25

NCERT Solutions for Class 12 Chemistry in Hindi

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Since Class 12 is an important standard, it is important for students to do well in all their examinations. NCERT Solutions helps students to score well. Chemistry is a difficult subject, hence, students need to practice every day to get a grip of the subject.

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Important Related Links for NCERT Class 12

• CBSE Class 12 Revision Notes

• NCERT Books for Class 12

• Important Questions for CBSE Class 12

• NCERT Exemplar Solutions for Class 12

• CBSE Class 12 Syllabus