Advertisements
Advertisements
प्रश्न
Differentiate between the terms elements, compounds, and mixtures with suitable examples.
Advertisements
उत्तर
Element – Element is a pure substance
e.g. Potassium
- It is the basic unit of matter and cannot be broken down into two or simpler substances by any means.
- It is mainly classified into metals and non-metals.
Compound – Compound is a pure substance
e.g. Potassium chloride
- It is formed by a combination of two or more elements.
- The elements are combined together in a fixed ratio.
Mixture – Mixture is an impure substance
e.g. Potassium chloride solution
- It is formed by a combination of two or more pure substances.
- The pure substances are mixed together in any ratio.
APPEARS IN
संबंधित प्रश्न
Name the main metal present in the following:
Chalk
Name the main metal present in the following:
Chlorophyll
Why is it named so?
Fill in the blank
_______ are made up of same kind of atoms.
Fill in the blank:
_________ is a process to obtain a very pure form of a solid dissolved in a liquid.
Differentiate between the following.
solution and suspension
What is centrifugation ? Also write the principle on which it works.
Loading is basically speeding up _____.
Write the differences between elements and compounds and give an example for each.
Water is a ______.
