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प्रश्न
Explain the characteristics of compounds
Write any five characteristics of compounds.
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उत्तर
- A compound is formed only when the constituent elements combine in a fixed proportion.
- The properties of a compound are different from those of its constituent elements
- A compound cannot be broken down by physical methods.
- This is because a compound is made up of different elements that are chemically combined. Sodium chloride cannot be separated by physical methods such as filtration.
- A compound can be separated into its constituent elements by chemical methods only.
संबंधित प्रश्न
Name the process by which the components of following mixtures can be separated.
- Iron and sulphur
- Ammonium chloride and sand
- Common salt from sea water
- Chaff and grain
- Water and mustard oil
- Sugar and water
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture.
State four important characteristics of compounds
What is the proportion of element present in the following compound?
CO2
Select the correct answer from the choice given below.
A compound
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to properties
What is the molecular formula of the following compound?
Sodium chloride
What is the molecular formula of the following compound?
glucose
Explain the term mixture.
What is meant by compound?
