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NCERT Solutions for Class 9

NCERT Solutions for Class 9 Chemistry Chapter 3 Free PDF Download

NCERT Solutions for Class 9 Chemistry Chapter 3 – Atoms and Molecules

This article is about NCERT Solutions for Class 9 Chemistry Chapter 3. Chemistry is a branch of science that involves the study of matter’s properties. It has chemical formulas and other difficult concepts. Hence, many students find it a difficult subject. Fortunately, NCERT Solutions solves this problem. The preparation of NCERT Solutions is from teachers who have years of experience in Chemistry. These solutions certainly help in making Chemistry concepts simple. Furthermore, these solutions arouse the curiosity of students.

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Download NCERT Solutions for Class 9 Chemistry Chapterwise here.

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CBSE Class 9 Chemistry Chapter 3 – Atoms and Molecules NCERT Solutions

NCERT Solutions for Class 9 Chemistry Chapter 3 discusses atoms and molecules. This chapter shows the idea of divisibility of matter. This is because the matter is divisible into atoms and molecules. Atom is certainly a very small particle. Therefore, every matter is made up these extremely small atoms. Furthermore, a molecule consists of two or more atoms held together. This chapter discusses even more properties of atoms and molecules.

Sub-topics covered under NCERT Solutions for Class 9 Chemistry Chapter 3

  • 3.1 Laws of Chemical Combination
  • 3.2 What is an Atom?
  • 3.3 What is a Molecule?
  • 3.4 Writing Chemical Formulae
  • 3.5 Molecular Mass and Mole Concept

NCERT Solutions for Class 9 Chemistry Chapter 3

First of all, the matter is very important. So, particles that comprise matter would be even more important. The use of atoms and molecules is extremely huge. They are essential in physics, chemistry, biology, engineering, astronomy, etc. This chapter is essential for atomic and nuclear power industries. This is because; the atom must be split to use atomic energy. Most noteworthy, this topic can lead to many inventions in science. This is due to the heavy use of this topic in every field of science.

Below is a brief explanation of the sub-units of chapter 3:

3.1 Laws of Chemical Combination- There certainly are two laws of chemical combinations. These two are

  • Law of conservation of mass
  • Law of constant proportions

3.2 What is an Atom? – An atom is certainly the smallest constituent unit of matter. More minor topics are:

  • What are the modern-day symbols of atoms of different elements?
  • Atomic mass
  • How do atoms exist?

3.3 What is a Molecule? – Molecule essentially means a group of atoms. Most noteworthy, these atoms are bonded together in a molecule. More details here are

  • Molecules of elements
  • Molecules of compounds
  • What is an ion

3.4 Writing Chemical Formulae – A chemical formula is a symbolic representation of a compound’s composition. This part also has

  • Formulae of simple compounds

3.5 Molecular Mass and Mole Concept – Molecular mass is the mass of a given molecule. Furthermore, Mole is a unit which represents 6.023 x1023 particles of the same matter. More minor topics are:

  • Molecular mass
  • Formula unit mass
  • Mole concept

You can download NCERT Solutions for Class 9 Chemistry Chapter 3 PDF for free by clicking on the link below

ncert solutions for class 9 chemistry chapter 3 pdf download

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