Question
How will you test whether a given solution is a colloidal solution?
✓
Answer
The given solution is taken in a beaker. Then, a strong beam of light is allowed to fall on the solution from one side of the beaker in a dark room. If the beam of light is visible in the solution, then it is a colloidal solution.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
What is the atomicity of the following?
- Oxygen
- Ozone
- Neon
- Sulphur
- Phosphorus
- Sodium
What is an ion? How is an ion formed? Explain with the help of two examples of different ions.
Define relative density. What is the SI unit of relative density?
9.72g of potassium chloride dissolves in 30g of water at 70°C. Calculate the solubility of potassium chloride at that temperature.
The given graph (Fig.) shows the displacement versus time relation for a disturbance travelling with velocity of 1500m s–1. Calculate the wavelength of the disturbance.
State one property in which a solution of sugar in water resembles a mixture of sugar and sand, and one property in which it differs from it.
By which method of separation the volatile component from its non-volatile solute can be separated?
Five electric fans of 120 watts each are used for 4 hours. Calculate the electrical energy consumed in kilowatt hours.
Does the transfer of energy take place when you push a huge rock with all your might and fail to move it? Where is the energy you spend going?
What is ozone tayer (= umbrela)?