Advertisements
Advertisements
प्रश्न
Define the term matter.
Advertisements
उत्तर
The matter is defined as anything that has mass and takes up space. The matter is found in solid, liquid and gas.
APPEARS IN
संबंधित प्रश्न
Fill in the following blanks with suitable words :
An element is made up of only one kind of ........
Give reason why copper metal is used for making electric wires.
Which of the following is a sol ?
Shaving cream, Milk, Fog, Soap solution, Hairspray
Classify the following into true solutions and colloidal solutions:
Ink, Salt solution, Starch solution, Blood, Sugar solution
One of the following represents the solution of solid in a solid. This one is :
100 mL of water at room temperature of 25°C is taken in a beaker and a little of solid S is dissolved in it by stirring to obtain a solution X. More and more of solid S is added to the solution with constant stirring, while keeping the temperature of solution constant at 30°C. After some time it is observed that no more solid dissolves in water and at the same time some solid is also left undissolved at the bottom of the beaker.
- The contents of beaker are filtered through a filter paper to obtain solution Y in the form of a filtrate.
- What name is given to solutions like X ?
- What name is given to solutions like Y ?
- What will you observe if the solution Y at 30°C is cooled down to 10°C by keeping the beaker in crushed ice ? Why ?
- What term is used to denote the amount of solid dissolved in 100 grams of water in a solution lie Y ?
With the help of a labelled diagram, describe the method of separating ammonium chloride from a mixture of ammonium chloride and common salt. Mention the difference in the properties of ammonium chloride and sodium chloride which has made this separation possible.
All the matter made of ______.
Which among the following is not a matter?
The fluidity of solids: ______.
