18 Questions
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?
Gas
Which of the following is NOT an example of a solid-solid colloid?
Jelly
What type of colloid is created by shaving cream?
Foam
What are the components of a colloidal solution?
Dispersed phase and dispersion medium
How are colloids classified?
According to the state of the dispersed phase and dispersion medium
What is one of the properties of a colloid?
Colloids scatter light and make their path visible
Which type of mixture is a colloid?
Heterogeneous mixture
What happens to colloids when left undisturbed?
They remain stable and do not settle down
What is the solute-like component in a colloid called?
Dispersed phase
What is a characteristic of a colloidal solution?
Particles are uniformly spread throughout the solution
How does the appearance of a colloidal solution differ from a suspension?
Colloidal solution appears homogeneous, while suspension appears heterogeneous
Why is milk considered a colloidal solution?
Because the small particles in milk can scatter light
Which scientist is the Tyndall effect named after?
Tyndall
Why can colloidal particles not be seen with naked eyes?
Because they are too small
How can one observe the Tyndall effect in a room?
By shining a beam of light through a small hole
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.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
