Eamcet - Chemistry - Surface Chemistry Test

Test Instructions :

1. The Test is 1hr duration.
2. The Test Paper consists of 30 questions. The maximum marks are 30.
3. All the questions are multiple choice question type with three options for each question.
4. Out of the three options given for each question, only one option is the correct answer.
5. Each question is allotted 1 mark for each correct response.
6. 0.25 will be deducted for incorrect response of each question.
Start Test

   Time Left : 00 : 30    : 00

One atom of 3919K contains:

  

  

  

  

The gold numbers of three protective colloids A, B, and C are 0.05, 0.01 and 0.5 respectively. The decreasing order of their protective power is

  

  

  

  

The disperse phase, dispersion medium and nature of colloidal solution (lyophilic or lyophobic) of 'gold sol' respectively are :

  

  

  

  

Which of the following is a lyophobic colloidal solution ?

  

  

  

  

In Freundlich adsorption isotherm, the intercept is equal to

  

  

  

  

Which of the following biomolecules acts as specific catalysts in biological reaction

  

  

  

  

If a solid is dispersed in a liquid the colloid is called

  

  

  

  

Gold number is used to show

  

  

  

  

The decomposition of H2O2 may be decreased by adding a small quantity of glycerol.This is an example of

  

  

  

  

The nature of forces operating between the adsorbate and the adsorbent in the adsorption occurring at high temperature is

  

  

  

  

Chemisorption involves

  

  

  

  

The gold numbers of three protective colloids A, B, and C are 0.05, 0.01 and 0.5 respectively. The decreasing order of their protective power is:

  

  

  

  

Note:
  • Click the 'Submit Test' button given in the bottom of this page to Submit your answers.
  • Test will be submitted automatically if the time expired.
  • Don't refresh the page.