Advertisements
Advertisements
प्रश्न
Which of the following are not compounds?
- Chlorine gas
- Potassium chloride
- Iron
- Iron sulphide
- Aluminium
- Iodine
- Carbon
- Carbon monoxide
- Sulphur powder
Advertisements
उत्तर
Chlorine gas, iron, aluminium, iodine, carbon and sulphur powder are not compounds.
APPEARS IN
संबंधित प्रश्न
Write true or false
A heterogeneous mixture has a uniform composition throughout the mixture.
Write true or false
Handpicking can be used as a separation technique if the particle size of the constituents of the mixture is the same.
Name the elements which form water.
How will you justify that water is a compound?
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to existence
State true of false. If false, give the correct statement.
Compounds and elements are pure substances.
State whether true or false. If false, correct the statement.
Aspirin is composed of 60% Carbon, 4.5% Hydrogen and 35.5% Oxygen by mass. Aspirin is a mixture.
What is meant by compound?
Sodium chloride is used as table salt and for flavoring and preserving food.
The other name for potassium hydroxide is caustic potash.
Reason out
Sand is also known as silica.
