Advertisements
Advertisements
प्रश्न
Which of the following is a sol ?
Shaving cream, Milk, Fog, Soap solution, Hairspray
Advertisements
उत्तर
Soap solution is a sol. Sol is a colloid in which tiny solid particles are dispersed in a liquid medium.
APPEARS IN
संबंधित प्रश्न
Classify the following as elements or compounds :
Iron, Iron sulphide, Sulphur, Chalk, Washing soda, Sodium, Carbon, Urea
Name a non-metal :
- which is lustrous
- which is required for combustion
- whose one of the allotrophic forms is a good conductor of electricity. Name the allotrope.
- other than carbon which shows allotropy
- which is known to form the largest number of compounds
Which of the following is not an element ?
“Is malleable and ductile” best describes :
What is the most common way of expressing the concentration of a solution ?
Define solute.
You have been given a suspension and a solution. How could you tell the difference between them by their appearance ?
Name the different types of solutions. Give one example of each.
What is meant by the concentration of a solution ?
Differentiate between a saturated and an unsaturated solution. How will you test whether a given solution is saturated or not ?
Which of the following is not an emulsion ?
Milk of Magnesia is :
Name the process which can be used to purify an impure sample of copper sulphate.
Which technique is used in a washing machine to squeeze out water from wet clothes while drying ?
What is chromatography ? State its two applications.
Select the correct answer from A, B, C, D & E for the statement given below:
An atom or group of atoms _________ having a resultant charge.
Why wires cannot be drawn from materials such as stone or wood?
State whether true or false. If false, correct the statement.
Oil and water are immiscible with each other.
Which among the following is not a matter?
Give an example of a molecule.
