Advertisements
Advertisements
प्रश्न
Give an example of a reaction where the following are involved
Pressure
Advertisements
उत्तर
\[\ce{N2 + 3H2 ⇌[][Above 200 atm] 2NH3}\]
APPEARS IN
संबंधित प्रश्न
Name the type of chemical reaction shown by the following equation :
Fe2O3 + 2Al → Al2O3 + 2Fe
What is a chemical reaction?
State the original colour of the following substance and colour of residue obtained after heating.
Ammonium dichromate
Name the following:
The type of change physical or chemical involved – ‘during respiration in human beings’.
Higher order Thinking question
Peeled and unpeeled banana does not look the same. Does that mean peeling banana is a chemical change?
What is the role of a catalyst in a chemical reaction?
______ change results in the change of the substance.
Burning of paper is the best example of ______ change.
Classify the following processes into physical or chemical changes:
- Beating of aluminium metal to make aluminium foil.
- Digestion of food.
- Cutting of a log of wood into pieces.
- Burning of crackers.
Chemical changes are important in our day-to-day life. Give examples.
