Advertisements
Advertisements
प्रश्न
How will you prove that oxide formed by burning sodium is basic in nature?
Advertisements
उत्तर
The sodium oxide dissolves in water to form sodium hydroxide, which turns red litmus paper blue. Hence, sodium oxide is basic in nature.
Na2O + H2O → NaOH
Sodium oxide Water Sodium hydroxide
APPEARS IN
संबंधित प्रश्न
Define the term acid rain.
A metal highly resistant to rusting.
The process by which oxidation of food in our body takes place is
Write ‘True’ or ‘False’ in front of following statement.
The rust formed on the surface of iron easily crumbles.
Tick (√ ) the most appropriate answer.
Galvanising is the process of coating iron with a layer of molten :
Write the balanced chemical equation of the manganese dioxide.
In the laboratory preparation of oxygen from hydrogen peroxide answer the following:
State the word equation for the reaction involving the above preparation of oxygen.
Give the main experimental points only to demonstrate that magnesium.
Give reason for the following:
Acid rain has caused damage to heritage structures such as the Taj Mahal.
A process without emitting flame is called as ______.
