c6.1.3 the haber process Flashcards
1
Q
what is the pressure chosen in the Haber process
A
200 atm
2
Q
what is the temperature chosen in the Haber process
A
450 degrees
3
Q
Does the Haber Process need a catalyst
A
yes - iron catalyst
4
Q
What is the issue with the catalyst
A
it works efficiently above 450 degrees
5
Q
What other conditions are there?
A
The ammonia is liquified so that any unreacted nitrogen and hydrogen can be reused
6
Q
What is the equation for the Haber process
A
N2(g) + 3H2(g) 2NH3(g)
change in energy= -93 kj/mol
