Separation of matter - class-X
Description: separation of matter | |
Number of Questions: 69 | |
Created by: Ashok Pandey | |
Tags: chemistry matter around us separation of substances the nature of matter is matter around us pure substances in the surroundings - their states and properties pure substances and mixtures: separation of mixtures elements, compounds and mixtures structure of matter and molecule separation of matter is matter pure |
If the constituents of a solid-liquid mixture have different masses, then we can separate them using:
State a method to separate a solid-liquid mixture containing a soluble solid in the liquid components.
Which method is used to separate salt from the salt water?
Select the methods to separate a solid-liquid mixture containing an insoluble solid in the liquid components.
Which of the following can be used for Solid-Solid mixture separation?
Water is said to be permanently hard when it contains:
Which of the following country leads the world in silk production?
Which technique is used to separate sand from a mixture of sand and water?
_____ is a method of separating suspended particles of a substance from liquid.
When an organic compound is present in an aqueous medium and is less soluble in any organic solvent then it is separated by?
Which of the substance is purified by sublimation?
Sublimation cannot be used for purification of:
The process by which a solid changes directly into gas is called:
Choose the substance that shows sublimation:
How will you obtain common salt from sea water?
To separate ammonium chloride from common salt, we use:
Evaporation is used to seperate:
Copper sulphate dissolved in water can be recovered as solid by:
The process of _________ is used to separate the component from a solid-solid mixture which _________ on heating and the other component being non-volatile.
Camphor can be separated using :
The salt can be easily obtained from the salty water by the process of
Sublimation is a technique that helps chemists to:
Sublimation requires additional energy and is an:
Solid which undergoes sublimation is :
Statement I: Evaporation is an endothermic process.
Statement II: Heat is absorbed as a substance cools.
A mixture of glucose water can be separated by the method of evaporation.
Sublimation is the process of separating a liquid from its solution by evaporating it and then condensing its vapour.
A $40\ ml$ of a mixture of ${ H } _{ 2 }$ and ${ O } _{ 2 }$ at $18\ ^0C$ and $1\ atm$ pressure was parked so that the for water was complete. The remaining pure gas had a volume of $10\ ml$ at 18 $^0C$ and $1\ atm$ pressure, the remaining gas was ${ H } _{ 2,}$ the mole fraction of ${ H } _{ 2 }$ in the $40\ ml$ mixture is:
The rate of evaporation increase with increasing:
Sublimation cannot be used for purification of
Naphthalene is a volatile solid. It is best purified by:
Sublimation is a process in which a solid.
Anthracene is purified by?
A mixture of water and NaCl can be separated by?
Name a technique used to separate : Carbon and sulphur
Name a technique used to separate : Iodine and alcohol
Ammonium chloride is separated from a mixture of sodium chloride and ammonium chloride by the process of _____________.
The process by which a mixture of sodium chloride and ammonium chloride can be separated, is called :
The ingredients from a mixture of iodine and sand can be separated by:
Which of the following process is used for preparation of common salt from sea water?
A mixture of sand and iodine can be separated by:
When a mixture of common salt and ammonium chloride is heated, white fumes are liberated which change into a white deposit when cooked. What is this substance?
Mixture of sand and camphor is purified by:
Which of the following when mixed with sand sublimes on heating?
Camphor is seperated from NaCl by the method :
The process used for the seperation of those solids which sublime on heating from non volatile solids is :
Iodine-salt mixture can be separated through:
Examples of sublimate does not include:
Sublimation is used to purify:
Which one of the following substances is a mixture?
Process in which solid is directly converted to vapors state is called:
Condensed solid produced during sublimation is:
Sublimation can be used to separate a mixture of solids in which:
On heating iodine and sand which will sublime?
Sublimation process is used:
Ammonium chloride is separated from a mixture of sodium chloride and ammonium chloride by the process of:
Non-reacting gases have the tendency to mix with each other. What is this phenomenon called?
By which process can we separate camphor from ammonium chloride?
By which method can ammonium chloride be separated from sand?
The mixture of X and Y were taken in a condenser flask and were then heated. After keepint it for cooling, crystals of Y were found on the walls of the flask and X was present as such at the bottom of flask. Identify X and Y:
Evaporation of solution of $CuSO _4$ helps in:
Compounds evaporating easily and giving off a smell are:
When heating begins in miscible solutions, vapors formed will be:
Put the following 6 steps for separating sand and salt into the correct order:
A. Heat filtrate to evaporate off the solvent (water).
B. Pour salt water filtrate into an evaporating basin on a tripod over a Bunsen burner.
C. Filter to remove the insoluble sand.
D. Place the sand/salt mixture into a beaker and add water.
E. Allow basin to cool & collect salt.
F. Stir to allow the salt to dissolve in the water.
Which of the following is a seperation technique to seperate potassium chloride and ammonium chloride?
A mixture of sand and iodine can be separated by: