B.Tech (Chem. Engg., IIT Gandhinagar), Cleared GATE 2018, IIT-JEE 2014, RPET(2013,2014), KIIT(2013,2014)


Ashish Gehlot

Hello everyone this is Ashish and it is my 7th course on unacademy platform this is chapter 2 from class 9th science NCERT in this chapter we will talk about mixture, solution, suspension, colloidal solution separation of components from mixture, types of pure components, elements, compounds, physical and chemical changes and difference between compound and mixture. I have also mentioned some special separation techniques such as evaporation, centrifugation funnel, separation, simple distillation, fractional distillation, chromatography crystallization etc. in Lesson 7, I have given a question bank consisting 25 multiple choice questions related to the chapter which will ultimately brush up the concepts in the chapter. At last we will finish this chapter with summary of it in 15-20 bullet points. I hope you will like it please give a try. Each lesson is worth watching. Please do rate review the course and lessons. Also don't forget to follow me and share these lessons with your friends. Stay tuned for more search awesome courses and lessons. 
Thank you

Learn all the basic concepts of Class IX to build a strong foundation for your future learning curve.

CBSE Class 9

Hindi

Is Matter Around Us Pure?

Nature of Matter

Matter - Nature & Behaviour

Science

Class 6-12

Become a topper in your school and ace your board exams by learning from best educators in the country

CBSE

CBSE (Central Board of Secondary Education)

Introduction To The Chapter (in Hindi)

Mixture and Solution (in Hindi)

Concentration of Solution and Suspension (in Hindi)

Separation of Components from a Mixture (in Hindi)

Physical and Chemical changes (in Hindi)

Types of Pure Substances (in Hindi)

Question Bank (MCQs)(in Hindi)

Summary of The Chapter

I am currently serving in BSF but I am always fond of teaching students and My son told me about this platform . So I have started teaching 

Ram Rattan Sharma

This course is completely based on Second Chapter of  NCERT of class 9 i.e Is Matter around us Pure ? . In this course we will discuss everything in detail.

(Hindi)Is Matter Around Us Pure ?

Enthusiastic and Passionate about Teaching! Engineer by Degree, worked at Infosys Limited for 2 years and now pursuing my dream to teach.

Shreya Agarwal

This course is about the Matter. This course consists of detailed discussion on Mixture and it's types. It also has talks about Solutions and it's components. Further this course will have lessons on separating the components of the mixture, their physical and chemical changes followed by the Types of Pure Substances. This course will help you grasp the above mentioned topics.

Class 9, Is Matter Around Us Pure?

I am NET qualified and completed my Ph.D. in Biomedical Sciences from Delhi University

Dr Shilpi Mittal

The course describes different types of mixtures and how do we separate different components of a mixture

Is Matter Around Us Pure: Class 9 Chemistry

Self motivated..hard working ..passionate about teaching and curious to learn new things...

Gargee Vats

This course explains about the concept of pure substances, compounds ,mixtures...it also discusses about the different separation techniques...

Is Matter Around us Pure - Class 9

I'm from lucknow. I completed M.Sc.(zoology) from Nainital, B.Ed. from Lucknow. cleared UPTET in 2011. 

Kavita Shukla

In this course, the educator is discussing the 2nd Lesson of class 9th CBSE science. This is in continuation with my 1st course, 'matter in our surroundings'

(Hindi) CBSE 9th: Is Matter Around Us Pure

- Persuing B.Tech in Biotechnology 📚
- Previously worked as intern with Cadbury and Nestle India Ltd. 🍫
- Experience in Teaching- 1 Year🎒

Sahil Chhabra

Matter, its definition and caracteristics

Diffusion and its Applications

Brownian Motion

States of Matter

Interconversion of Three States of Matter

Evaporation

Basic physical quantities and their SI

Lessons

8 lessons • 1h 15m

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Introduction To The Chapter (in Hindi)

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Mixture and Solution (in Hindi)

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Concentration of Solution and Suspension (in Hindi)

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Separation of Components from a Mixture (in Hindi)

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Physical and Chemical changes (in Hindi)

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Types of Pure Substances (in Hindi)

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Question Bank (MCQs)(in Hindi)

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Summary of The Chapter