Advertisements
Advertisements
Question
Name the property of one of the constituents which can be used to separate a mixture of salt and iodine
Advertisements
Solution
Iodine’s property of sublimation can be used to separate the mixture of salt and iodine.
APPEARS IN
RELATED QUESTIONS
Name two processes which provide the best evidence for the motion of particles in matter.
Fill in the following blank with suitable words :
The best evidence that the particles of matter are constantly moving comes from the studies of ................. and ...................
When a gas jar containing air is inverted over a gas jar containing bromine vapour, the red-brown bromine vapour diffuse into air. Explain how bromine vapour diffuse into air.
What are the two types of pure substances? Give one example of each type.
What happens when the temperature of a saturated sugar solution is increased ?
Define solute.
Which of the following will show Tyndall effect ? Why ?
- Salt solution
- Starch solution
- Milk
- Copper sulphate solution
21.5 g of sodium chloride dissolves in 60 g of water at 25°C. Calculate the solubility of sodium chloride in water at that temperature.
One of the following does not show Tyndall effect. This one is :
How is the impurity of iron present in several substances removed in industries ?
Describe the various steps involved in the separation of iodine, iron filings and salt from a mixture.
Which of the following mixture cannot be separated by using water as the solvent ?
The correct increasing order of the boiling points of liquid oxygen, liquid argon and liquid nitrogen present in liquid air is :
Tincture of iodine is a mixture of two materials X and Y. The material Y has a property that its solid form can be converted directly into vapours on heating by a process called Z.
- What could X be ?
- What could Y be ?
- Name the process Z.
- Which process would you use to recover both the components X and Y from tincture of iodine ?
- Which process can be used to recover only component Y from tincture of iodine ?
Explain the meaning of the term ‘matter’.
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.
Complete the given analogy.
Murukku from hot oil: ______:: Coffee powder residue from decoction: ______
Which of the following are homogeneous in nature?
(i) ice
(ii) wood
(iii) soil
(iv) air
Give some examples of the Tyndall effect observed in your surroundings?
