Advertisements
Advertisements
प्रश्न
What is the nature of the oxide SO2? What happens when it is dissolved in water? Write the chemical equation of the reaction involved.
उत्तर १
O2 is acidic in nature. When it is dissolved in water, sulphurous acid is formed.
Chemical equation: SO2(g) + H2O(l) → H2SO3(aq)
उत्तर २
SO2 is acidic in nature. When it is dissolved in water, sulphurous acid is formed.
Chemical equation: SO2(g) + H2O(l) → H2SO3(aq)
APPEARS IN
संबंधित प्रश्न
For the electro-refining of copper: Write the reaction that takes place at the anode
Name a non-metal that is used for filling into electric bulbs
What do you understand by the term metal?
Name one metal which is a liquid at room temperature
Select from the following ist:
`Fe_2O_3, , NO, PbO, Mn_2O_7`
Amphoteric oxide …………
Name:
the compound responsible for green deposit on the surface of copper
Make pairs of substances and their properties
| Substance | Property |
| a. Potassium bromide (KBr) | 1. Combustible |
| b. Gold | 2. Soluble in water |
| c. Sulphur | 3. No chemical reaction |
| d. Neon | 4. High ductility. |
With reference to the physical properties of metals and non-metals, state the following exception.
a non-metal which sublimes and is non-lustrous
With reference to the physical properties of metals and non-metals, state the following exception.
A non-metal which conducts electricity.
The metal is stored in kerosene ______.
