3.3 Fertilisers Flashcards
1
Q
What are the essential nutrients for plant growth?
A
NPK
Nitrogen, Phosphorus, Potassium.
2
Q
Why is ammonia (NH3) used in fertilisers?
A
It contains nitrogen.
3
Q
What is this process called?
N2 (g) + 3H2 (g) ⇌ 2NH3 (g)
A
The Haber process.
4
Q
What type of catalyst is used in The Haber process?
A
Iron catalyst.
5
Q
What is The Haber process?
A
The industrial process for ammonia to be used in fertilisers.
6
Q
What is the industrial process of nitric acid called?
A
The Ostwald Process.
