Advertisements
Advertisements
प्रश्न
Define the Atom.
परिभाषा
Advertisements
उत्तर
An atom is the smallest part of an element that takes place in a chemical reaction.
shaalaa.com
Composition of Matter
क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
APPEARS IN
संबंधित प्रश्न
Define Intermolecular space.
Select the correct alternative
The inter-molecular forces are strongest in
Match the following columns
| Column A | Column B | ||
| A. | A molecule is composed of | i. | does not exist free in nature. |
| B. | Ice, water and water vapour | ii. | can vibrate only up to about `10^-10`m from their mean position. |
| C. | An atom | iii. | atoms. |
| D. | Gases | iv. | are the three states of water. |
| E. | The molecules of a solid | v. | occupy space |
What are fluids? Give two examples.
What is the relation between intermolecular space and intermolecular force?
Define Matter.
Give reason :
A gas fills up the space available to it.
Give reason :
A red ink drop added to a small amount of water in a glass turns water red in some time.
Write true or false for the statement. Rewrite the false statements correctly.
Matter cannot exist in different states.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
