Surface Chemistry

Short Answer Type

Advertisement
Zigya App

Of NH3 and N2 which gas will be absorbed more readily on the surface of charcoal and why?

Answer:

NH3 will be adsorbed more easily due to more surface area. Therefore, it has more Van der Waal's forces of attraction and easily liquefiable as compared to N2.
3793 Views
  • Switch
    • Advertisement
    Why does chemisorption have more heat of adsorption than physico-adsorption?
    135 Views
    Answer
    Lyophilic sols are reversible whereas lyophobic sols are irreversible. Why?
    262 Views
    Answer
    How does chemical adsorption of a gas on a solid vary with temperature?
    229 Views
    Answer
    What is the range for the enthalpy of adsorption for physisorption and chemisorption?
    133 Views
    Answer
    Advertisement
    Write down the heterogeneous catalyst involved in the polymerisation of ethylene.
    160 Views
    Answer
    Colloidal solution can be had in a water and in air as media. What distinctive names are given to these two types of sols?
    131 Views
    Answer
    What is meant by ‘Shape selective’ catalysis?
    219 Views
    Answer

    Which sol is more stable-lyophilic or lyophobic?

     

    139 Views
    Answer
    Advertisement
    <
    Define the enthalpy of adsorption.
    152 Views
    Answer
    Advertisement