Flashcards in Fertilisers Deck (11)
What are fertilisers essential for?
The grow of crops
What are the two different types of fertiliser?
What are the three main nutrients of healthy plant growth?
What is an example of a natural fertiliser?
What is Ammonia?
Ammonia is an extremely important chemical which can be used as a fertiliser
What can Ammonia be used to make?
What does the Haber process manufacture?
How does the Haber process work?
We collect nitrogen from the air and add it to Hydrogen. They are then heated at 400 degrees with and iron catalyst at a pressure of 200 atmospheres
Some say that the Haber process is uneconomical. Why is this?
Only around 15% Ammonia is produced
What is done to ensure that the process is more economical?
The left over Nitrogen and Hydrogen is plugged back into the reaction chamber to be reused