Advertisements
Advertisements
प्रश्न
State four important characteristics of compounds
Advertisements
उत्तर
Four Important Characteristics of Compounds are as follows:
1. When the compound is formed energy like heat, light, or electricity is either needed or produced.
2. A compound has properties entirely different from the properties of its constituents.
3. Change in weight takes place.
4. It cannot be separated into its constituents by simple physical means.
APPEARS IN
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
Fill in the blank
In a _______ the substances are not combined chemically.
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture.
Name the elements present in Marble
What is the proportion of element present in the following compound?
CaO
Name two compounds which dissolve in water.
State four differences between compounds and mixtures.
Write the molecular formulae of compound lead sulphide.
Give the example of a compound containing carbon and oxygen.
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?
Hydrochloric acid
What is the molecular formula of the following compound?
Sodium chloride
Assertion: Air is a compound.
Reason: Air consists of carbon dioxide.
Mention any four compounds and their uses.
What is meant by compound?
Write any two properties of a compound.
Higher-Order Thinking questions:
Why is water considered a compound?
A compound has a fixed ______.
