Which of the following colloids has dispersed phase as liquid and dispersing phase as solid?
Show answer & explanation
Correct answer: C
Explanation
Correct Answer:
Option 3: Jelly
Explanation:
In colloid chemistry, a 'jelly' is a type of colloid in which the dispersed phase is a liquid and the dispersion medium is a solid. It is also referred to as a 'Gel'. In this structure, liquid particles are dispersed within a solid framework, resulting in a semi-solid consistency. Examples include jelly, cheese, etc. This structure is stable and flexible, and it finds extensive application in food products and pharmaceuticals.
Additional Facts:
Option 1: Fog is an example of a liquid dispersed in a gas.
Option 2: Shaving cream is a liquid dispersed in a gas (Foam).
Option 3: Correct Answer.
Option 4: Milk is a liquid dispersed in a liquid (Emulsion).
Potential Questions for Upcoming Exams:
Question: What is a colloid?
Answer: A mixture of microscopic particles.
Question: What is an emulsion?
Answer: A liquid dispersed in a liquid.
Question: What is a foam?
Answer: A liquid dispersed in a gas.
Question: What is a sol?
Answer: A liquid dispersed in a solid.