Subject

Chemistry

Class

ICSE Class 12

Pre Boards

Practice to excel and get familiar with the paper pattern and the type of questions. Check you answers with answer keys provided.

Sample Papers

Download the PDF Sample Papers Free for off line practice and view the Solutions online.
Advertisement

 Multiple Choice QuestionsShort Answer Type

Advertisement

41. What are polyamides? Give one example of a polyamide and name its monomers.


Polyamides are the polymers that have repeated amide functional group i.e 

for eg. nylon

6,6 Nylon etc.
Caprolactam is monomer 6/Nylon 6.

1405 Views

Advertisement

 Multiple Choice QuestionsLong Answer Type

42.

Consider the reaction 2Ag+ + Cd → 2Ag + Cd2+. The standard reduction potentials of Ag+/Ag and Cd/ Cd are + 0.80 volt and - 0.40 volt, respectively.

(i) Given the cell representation.

(ii) What is the standard cell emf, E°?

(iii) What will be the emf of the cell if concentration of Cd2+ is 0.1M and Ag+ is 0.2 M. ?

(iv) Will the cell work spontaneously for the condition given in (iii) above?

463 Views

Advertisement