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20 Jun 2025

3 pages

10 Fun Ways to Separate Mixtures in Chemistry - Simple Tips for Class 9

user profile picture

Aisha Rehan

@aisharehan_alel

Separating Mixtures: Essential Techniques in Chemistry

This guide explores five... Show more

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Crystallisation and Simple Distillation

Crystallisation is used to produce solid crystals from a solution. This method of separating mixtures involves heating the solution to evaporate the solvent, leaving behind solid crystals.

The crystallisation process includes:

  1. Heating the solution using a Bunsen burner or boiling water bath
  2. Allowing some liquid to evaporate, forming solid particles
  3. Continuing evaporation until solid crystals remain

Example: Crystallisation can be used to extract salt from seawater by evaporating the water.

Simple distillation is a technique used to separate a solvent from a solution, particularly when the dissolved solute has a much higher boiling point than the solvent.

Definition: Simple distillation is a process of separating mixtures based on differences in boiling points.

The simple distillation method for separating solvent involves:

  1. Heating the solution to vaporize the solvent
  2. Cooling the vapor in a condenser
  3. Collecting the distillate purifiedsolventpurified solvent in a separate container

Highlight: As the solvent is removed, the remaining solution becomes more concentrated.

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Fractional Distillation and Paper Chromatography

Fractional distillation is an advanced separation technique in Chemistry used to separate different liquids from a mixture based on their varying boiling points.

Vocabulary: A fractionating column is a key component in fractional distillation that enhances separation efficiency.

The fractional distillation process includes:

  1. Heating the mixture to the lowest boiling point of its components
  2. Collecting the first liquid as it vaporizes and condenses
  3. Increasing the temperature to collect subsequent liquids with higher boiling points

Example: Fractional distillation is used in the petroleum industry to separate crude oil into various products like gasoline and diesel fuel.

Paper chromatography is a method used to separate mixtures of soluble substances, particularly useful for analyzing complex mixtures like inks or plant pigments.

The paper chromatography process involves:

  1. Preparing a solution of water and ethanol as the mobile phase
  2. Placing a sample of the mixture on chromatography paper thestationaryphasethe stationary phase
  3. Allowing the solvent to move up the paper, separating the components of the mixture

Vocabulary: The stationary phase in paper chromatography is the chromatography paper, while the mobile phase is the solvent mixture.

Highlight: Paper chromatography separates mixtures based on the different affinities of components for the stationary and mobile phases.

These methods of separating mixtures with examples demonstrate the diverse techniques available in chemistry for analyzing and purifying substances, each suited to specific types of mixtures and separation goals.

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Mixtures and Filtration

Mixtures in chemistry consist of two or more substances that are not chemically joined together. These can include elements, compounds, or both, and their chemical properties remain unchanged within the mixture.

Definition: A mixture contains two or more different substances, not chemically joined together.

Five ways to separate mixtures in chemistry include:

  1. Filtration
  2. Crystallisation
  3. Simple distillation
  4. Fractional distillation
  5. Paper Chromatography

Filtration is a key method of separating mixtures with examples particularly useful for separating an insoluble solid from a liquid.

Vocabulary: Filtration is the process of separating solid particles from a liquid using a porous material.

The filtration process involves:

  1. Placing filter paper in a funnel, folded into a cone shape
  2. Pouring the mixture through the filter funnel
  3. Collecting the liquid filtratefiltrate that passes through, while solid particles remain on the filter paper

Highlight: The filter paper's small holes allow small molecules and dissolved ions to pass through but retain larger undissolved solid particles.



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Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.

Where can I download the Knowunity app?

You can download the app from Google Play Store and Apple App Store.

Is Knowunity really free of charge?

That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.

Can't find what you're looking for? Explore other subjects.

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4.9/5

App Store

4.8/5

Google Play

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

Best app on earth! no words because it’s too good

Thomas R

iOS user

Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.

Basil

Android user

This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.

Rohan U

Android user

I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.

Xander S

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now

Paul T

iOS user

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

Best app on earth! no words because it’s too good

Thomas R

iOS user

Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.

Basil

Android user

This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.

Rohan U

Android user

I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.

Xander S

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now

Paul T

iOS user

 

Chemistry

293

20 Jun 2025

3 pages

10 Fun Ways to Separate Mixtures in Chemistry - Simple Tips for Class 9

user profile picture

Aisha Rehan

@aisharehan_alel

Separating Mixtures: Essential Techniques in Chemistry

This guide explores five ways to separate mixtures in chemistry, including filtration, crystallization, simple distillation, fractional distillation, and paper chromatography. These methods of separating mixtures with examplesare crucial for students to understand... Show more

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Crystallisation and Simple Distillation

Crystallisation is used to produce solid crystals from a solution. This method of separating mixtures involves heating the solution to evaporate the solvent, leaving behind solid crystals.

The crystallisation process includes:

  1. Heating the solution using a Bunsen burner or boiling water bath
  2. Allowing some liquid to evaporate, forming solid particles
  3. Continuing evaporation until solid crystals remain

Example: Crystallisation can be used to extract salt from seawater by evaporating the water.

Simple distillation is a technique used to separate a solvent from a solution, particularly when the dissolved solute has a much higher boiling point than the solvent.

Definition: Simple distillation is a process of separating mixtures based on differences in boiling points.

The simple distillation method for separating solvent involves:

  1. Heating the solution to vaporize the solvent
  2. Cooling the vapor in a condenser
  3. Collecting the distillate purifiedsolventpurified solvent in a separate container

Highlight: As the solvent is removed, the remaining solution becomes more concentrated.

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Fractional Distillation and Paper Chromatography

Fractional distillation is an advanced separation technique in Chemistry used to separate different liquids from a mixture based on their varying boiling points.

Vocabulary: A fractionating column is a key component in fractional distillation that enhances separation efficiency.

The fractional distillation process includes:

  1. Heating the mixture to the lowest boiling point of its components
  2. Collecting the first liquid as it vaporizes and condenses
  3. Increasing the temperature to collect subsequent liquids with higher boiling points

Example: Fractional distillation is used in the petroleum industry to separate crude oil into various products like gasoline and diesel fuel.

Paper chromatography is a method used to separate mixtures of soluble substances, particularly useful for analyzing complex mixtures like inks or plant pigments.

The paper chromatography process involves:

  1. Preparing a solution of water and ethanol as the mobile phase
  2. Placing a sample of the mixture on chromatography paper thestationaryphasethe stationary phase
  3. Allowing the solvent to move up the paper, separating the components of the mixture

Vocabulary: The stationary phase in paper chromatography is the chromatography paper, while the mobile phase is the solvent mixture.

Highlight: Paper chromatography separates mixtures based on the different affinities of components for the stationary and mobile phases.

These methods of separating mixtures with examples demonstrate the diverse techniques available in chemistry for analyzing and purifying substances, each suited to specific types of mixtures and separation goals.

Mixtures
"A mixture contains two or more different substances, not
Chemically joined together
•The substances in a mixture can be elements,

Sign up to see the contentIt's free!

Access to all documents

Improve your grades

Join milions of students

By signing up you accept Terms of Service and Privacy Policy

Mixtures and Filtration

Mixtures in chemistry consist of two or more substances that are not chemically joined together. These can include elements, compounds, or both, and their chemical properties remain unchanged within the mixture.

Definition: A mixture contains two or more different substances, not chemically joined together.

Five ways to separate mixtures in chemistry include:

  1. Filtration
  2. Crystallisation
  3. Simple distillation
  4. Fractional distillation
  5. Paper Chromatography

Filtration is a key method of separating mixtures with examples particularly useful for separating an insoluble solid from a liquid.

Vocabulary: Filtration is the process of separating solid particles from a liquid using a porous material.

The filtration process involves:

  1. Placing filter paper in a funnel, folded into a cone shape
  2. Pouring the mixture through the filter funnel
  3. Collecting the liquid filtratefiltrate that passes through, while solid particles remain on the filter paper

Highlight: The filter paper's small holes allow small molecules and dissolved ions to pass through but retain larger undissolved solid particles.

We thought you’d never ask...

What is the Knowunity AI companion?

Our AI Companion is a student-focused AI tool that offers more than just answers. Built on millions of Knowunity resources, it provides relevant information, personalised study plans, quizzes, and content directly in the chat, adapting to your individual learning journey.

Where can I download the Knowunity app?

You can download the app from Google Play Store and Apple App Store.

Is Knowunity really free of charge?

That's right! Enjoy free access to study content, connect with fellow students, and get instant help – all at your fingertips.

Can't find what you're looking for? Explore other subjects.

Students love us — and so will you.

4.9/5

App Store

4.8/5

Google Play

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

Best app on earth! no words because it’s too good

Thomas R

iOS user

Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.

Basil

Android user

This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.

Rohan U

Android user

I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.

Xander S

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now

Paul T

iOS user

The app is very easy to use and well designed. I have found everything I was looking for so far and have been able to learn a lot from the presentations! I will definitely use the app for a class assignment! And of course it also helps a lot as an inspiration.

Stefan S

iOS user

This app is really great. There are so many study notes and help [...]. My problem subject is French, for example, and the app has so many options for help. Thanks to this app, I have improved my French. I would recommend it to anyone.

Samantha Klich

Android user

Wow, I am really amazed. I just tried the app because I've seen it advertised many times and was absolutely stunned. This app is THE HELP you want for school and above all, it offers so many things, such as workouts and fact sheets, which have been VERY helpful to me personally.

Anna

iOS user

Best app on earth! no words because it’s too good

Thomas R

iOS user

Just amazing. Let's me revise 10x better, this app is a quick 10/10. I highly recommend it to anyone. I can watch and search for notes. I can save them in the subject folder. I can revise it any time when I come back. If you haven't tried this app, you're really missing out.

Basil

Android user

This app has made me feel so much more confident in my exam prep, not only through boosting my own self confidence through the features that allow you to connect with others and feel less alone, but also through the way the app itself is centred around making you feel better. It is easy to navigate, fun to use, and helpful to anyone struggling in absolutely any way.

David K

iOS user

The app's just great! All I have to do is enter the topic in the search bar and I get the response real fast. I don't have to watch 10 YouTube videos to understand something, so I'm saving my time. Highly recommended!

Sudenaz Ocak

Android user

In school I was really bad at maths but thanks to the app, I am doing better now. I am so grateful that you made the app.

Greenlight Bonnie

Android user

very reliable app to help and grow your ideas of Maths, English and other related topics in your works. please use this app if your struggling in areas, this app is key for that. wish I'd of done a review before. and it's also free so don't worry about that.

Rohan U

Android user

I know a lot of apps use fake accounts to boost their reviews but this app deserves it all. Originally I was getting 4 in my English exams and this time I got a grade 7. I didn’t even know about this app three days until the exam and it has helped A LOT. Please actually trust me and use it as I’m sure you too will see developments.

Xander S

iOS user

THE QUIZES AND FLASHCARDS ARE SO USEFUL AND I LOVE THE SCHOOLGPT. IT ALSO IS LITREALLY LIKE CHATGPT BUT SMARTER!! HELPED ME WITH MY MASCARA PROBLEMS TOO!! AS WELL AS MY REAL SUBJECTS ! DUHHH 😍😁😲🤑💗✨🎀😮

Elisha

iOS user

This apps acc the goat. I find revision so boring but this app makes it so easy to organize it all and then you can ask the freeeee ai to test yourself so good and you can easily upload your own stuff. highly recommend as someone taking mocks now

Paul T

iOS user