Centrifugation in Colloidal Solutions
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Centrifugation in Colloidal Solutions

Learn about the special technique of separation using centrifugation in colloidal solutions. Understand the components of colloidal solutions: dispersed phase and dispersion medium, and how colloids are classified based on the state of the dispersing medium.

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@UnforgettableGoblin

Questions and Answers

What type of colloid is formed in fog, clouds, and mist?

Aerosol

Which of the following is an example of a solid-gas colloid?

Smoke

What type of colloid is milk of magnesia?

Sol

In the context of colloids, what is the dispersing medium in a foam colloid?

<p>Gas</p> Signup and view all the answers

Which of the following is NOT an example of a solid-solid colloid?

<p>Jelly</p> Signup and view all the answers

What type of colloid is created by shaving cream?

<p>Foam</p> Signup and view all the answers

What are the components of a colloidal solution?

<p>Dispersed phase and dispersion medium</p> Signup and view all the answers

How are colloids classified?

<p>According to the state of the dispersed phase and dispersion medium</p> Signup and view all the answers

What is one of the properties of a colloid?

<p>Colloids scatter light and make their path visible</p> Signup and view all the answers

Which type of mixture is a colloid?

<p>Heterogeneous mixture</p> Signup and view all the answers

What happens to colloids when left undisturbed?

<p>They remain stable and do not settle down</p> Signup and view all the answers

What is the solute-like component in a colloid called?

<p>Dispersed phase</p> Signup and view all the answers

What is a characteristic of a colloidal solution?

<p>Particles are uniformly spread throughout the solution</p> Signup and view all the answers

How does the appearance of a colloidal solution differ from a suspension?

<p>Colloidal solution appears homogeneous, while suspension appears heterogeneous</p> Signup and view all the answers

Why is milk considered a colloidal solution?

<p>Because the small particles in milk can scatter light</p> Signup and view all the answers

Which scientist is the Tyndall effect named after?

<p>Tyndall</p> Signup and view all the answers

Why can colloidal particles not be seen with naked eyes?

<p>Because they are too small</p> Signup and view all the answers

How can one observe the Tyndall effect in a room?

<p>By shining a beam of light through a small hole</p> Signup and view all the answers

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