The solutions provided mainly focuses on giving solutions to all the problems in three subjects of Class 9 that are Physics, Biology, and Chemistry. It gives a brief idea on how to answer the questions in a definite manner and also highlights the practical and theoretical knowledge of the subject. The examples, ideas, and concepts are in hand to hand with today’s ongoing trend.
These concepts mentioned lays the foundation for all the above-mentioned subjects and ensures that the basic concepts are crystal clear to the students. The Lakhmir Singh Solutions for Class 9 enhances the knowledge of the students and helps in scoring top grades in the upcoming academic as well as competitive exams. Students can easily access all sorts of questions and answers. One can easily get connected to the subject and flow along with the concepts. It has all sorts of questions like multiple choice questions, match the following, name the following questions, fill in the blanks, very short answers, short answer type questions, long answer type questions, and also questions based on diagrams. The students will get to know how to present the answer in the examination and will also come to know about the important points that must be included in the answers.
Lakhmir Singh Solutions for Class 9 Chemistry
Chemistry is a subject that is very volatile. Lakhmir Singh Solutions for Class 9 Chemistry makes it non-volatile and understandable. This book plays a vital role in explaining and understanding the chemical and physical properties of the substance. The students get a clear picture of the various chemical compounds, their properties, and structure. Students can understand the concepts based on the experiment demonstrated in every chapter. Lakhmir Singh Chemistry Class 9 solutions focus on an easy understanding of chemical equations and compounds. The structure of compounds, elements, mechanisms of reactions are given special preference and are explained in-depth, using a number of examples. The key points like the atomic number, atomic mass, electronic configuration, symbols of the elements are all tabulated together for easy and quick reference. Following are the chapters included in Lakhmir Singh Solutions for Class 9 Chemistry
Chapter 01: Matter in our surroundings
This chapter gives us a clear definition of matter and its characteristics. The classification of matter into solid, liquid, and gas are described along with its properties like shape, rigidity, volume, intermolecular forces, and density. The various process of interconversion of matter from one state to another is explained.
Chapter 02: Is matter around us pure
This chapter goes into detail about the matter. The various new concepts like elements, mixtures, compounds are the highlights of this chapter. The differentiation between metals, non-metals, and metalloids are discussed. The separation techniques and different components of solutions are also mentioned.
Chapter 03: Atoms and molecules
The concepts related to atoms and molecules are discussed. The different laws of combinations framed by great scientists are the key concepts. Dalton’s atomic theory is explained in-depth and it also gives the idea of molecules. The masses related to atoms and molecules are explained in brief.
Chapter 4: Structure of atom
The detailed structure and different components of atoms are the highlights of the chapter. The exact definitions of electrons, protons, neutrons their charge, and properties are discussed in this lesson. The various predictions, postulates, and drawbacks related to the structures of atoms suggested by various scientists are explained.
Highlights of Lakhmir Singh Solutions Class 9
- The explanation of the subject is given in-depth, connecting to the real-life applications.
- Equations, formulas, and numerical are focused more upon.
- Diagrams are shown in a colorful and easy manner.
Lakhmir Singh Chemistry Class 9 solutions is a complete package for students. It is just like a capsule. One who uses this will enrich his knowledge and excel well in academics.