CBSE Class 12 Chemistry Sample paper 2015 Set B

Read and download PDF of CBSE Class 12 Chemistry Sample paper 2015 Set B designed as per the latest curriculum and examination pattern for Class 12 issued by CBSE, NCERT and KVS. The latest Class 12 Chemistry Sample Papers have been provided with solutions so that the students can solve these practice papers and then compare their answers. This will help them to identify mistakes and improvement areas in Chemistry Class 12 which they need to study more to get better marks in Class 12 exams. After solving these guess papers also refer to solved Class 12 Chemistry Question Papers available on our website to build strong understanding of the subject

Sample Paper for Class 12 Chemistry Pdf

Students can refer to the below Class 12 Chemistry Sample Paper designed to help students understand the pattern of questions that will be asked in Class 12 exams. Please download CBSE Class 12 Chemistry Sample paper 2015 Set B

Chemistry Class 12 Sample Paper

 

1. Wirte a point of distinction between a metallic solid and an ionic solid other than metallic lustre.

2. Which one of PCl4+ and PCl4  is not likely to exist and why?

3. What is the role of graphite in the electrometallurgy of aluminium?

4. Arrange the following compounds in an increasing order of their reactivity in mucleophilic addition reactions : ethanal, propanal, propanone, butanone.

5. Draw the structural formula of 2-methylpropan -2-ol molecule.

6.

 CBSE Class 12 Chemistry Sample papers 2015 (3)

Give the IUPAC name of the following compound.

7. Define the term, ‘homopolymerisation’ giving an example.

8. Arrange the following in the dereaing order of their basic strength in aqueous solutions.

CH3NH2, (CH3) NH, (CH3)3 and NH3

9. Describe a conspicuous change observed when

(i) a solution of NaCl is added to a sol of hydrated ferric oxide.

(ii) a beam of light is passed through a solution of NaCl and then through a sol.

10. What is meant by caugulation of a colloidal solution? Describe briefly any three methods by which coagulation of lyophobic sols can be carried out.

11. Describe the following :
(i) The role of cryolite in electro metallurgy of aluminium.
(ii) The role of carbon monoxide in the refining of crude nickel.
 
12. What is meant by (i) peptide linkage (ii) biocatalysts?
 
13. Explain the following giving an appropriate reason in each case.
(i) O2 and F2 both stabilize higher oxidation states of metals but O2 exceeds F2 in doing so.
(ii) Structures of Xenon fluorides cannot be explained by Valence Bond approach


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CBSE Class 12 Chemistry Sample paper 2015 Set B

We hope you liked the above provided CBSE Class 12 Chemistry Sample paper 2015 Set B. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to understand the way sample Paper are set by teachers. Students can download the Sample Paper for Class 12 Chemistry which will be coming in the exams so that you can practise them and solve all types of questions that can be asked in exams. By doing CBSE Class 12 Chemistry Sample paper 2015 Set B you will understand the regular questions and MCQ questions for Class 12 Chemistry which are always asked. You can download CBSE Class 12 Chemistry Sample Paper and Class 12 Chemistry Question Papers in PDF. You should attempt all the last year question paper for Class 12 and Class 12 Chemistry MCQ Test in examination conditions at home and then compare their answers with the solutions provided by our teachers.

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