Advertisements
Advertisements
प्रश्न
Fill in the blank space by choosing the correct word from the given list.
List: sulphurous, nitric acid, red lead oxide paint, oxygen, phosphoric
Sulphur dioxide gas dissolves in water to form ___________ acid.
उत्तर
Sulphur dioxide gas dissolves in water to form sulphurous acid.
APPEARS IN
संबंधित प्रश्न
Answer the question put against the following constituents of air :
Water vapours : Explain their role in modifying the earth’s climate.
Complete and balance the following chemical equation.
CaO + H2O → ____________
Describe a simple experiment to show that l/5th of air is oxygen.
Write ‘True’ or ‘False’ in front of following statement.
The trapping of solar heat energy in the earth’s atmosphere is called greenhouse effect.
Give the chemical name of rust.
Name the following:
The component of air which does not support combustion.
Tabulate the various components of air, including the components with variable composition.
How will you prove that soil contains air in it?
Give the components present in the air with a percentage?
“Air is not an elementary substance, but a composition”. Why?
