3.Why are powdered substances more effective adsorbents than their crystalline forms?
Answer: Powderded substance are more effective adsorbent than their crystalline forms because when a substance is powdered its surface area increase and physisorption is directly proportional to the surface area of adsorbent,
1109 Views
Advertisement
4.
In Haber's process, hydrogen is obtained by reacting methane with steam in presence of NiO as catalyst. The process is known as steam reforming. Why is it necessary to remove CO when ammonia is obtained by Haber’s process?
3659 Views
Advertisement
5.Why is the ester hydrolysis slow in the beginning and becomes faster after sometime?
1214 Views
6.What is the role of desorption in the process of catalysis?
311 Views
7.
178 Views
8.Why is it essential to wash the precipitate with water before estimating it quantitatively?
Short Answer Type
Switch
