CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A

Read and download PDF of CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A 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 2020 Solved Set A

Chemistry Class 12 Sample Paper

CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A. CBSE issues sample papers every year for students for Class 12 board exams. Students should solve the CBSE issued sample papers to understand the pattern of the question paper which will come in class 12 board exams this year. The sample papers have been provided with marking scheme. It’s always recommended to practice as many CBSE sample papers as possible before the board examinations. Sample papers should be always practiced in examination condition at home or school and the student should show the answers to teachers for checking or compare with the answers provided. Students can download the sample papers in pdf format free and score better marks in examinations. Refer to other links too for latest sample papers.

1 Why does ZnS conduct electricity when temperature is raised?

2 When acidulated water ( dil. H2SO4 solution) is electrolysed, will the pH of the solution be affected ? Justify

3 Give the monomer of the polymer used to prepare pipelines for transport of water .

4 Out of Valium and Ranitidine, which drug is to be prescribed to a person suffering from acid reflux? What are such drugs called.

5 Using example describe Hoffmann Bromamide degradation.

6 a) Convert Acetaldehyde to Formaldehyde in minimum number of steps.

b) Which reagent is used to distinguish between Formic acid and Benzoic acid ?

7 Consider the following molecules:

a) The rate of reaction of hydrolysis of B with dil. NaOH , is much higher than that of A. Explain

b) Give the product of reaction when both A and B are subjected to Bromine gas in presence of anhy. FeCl3

Class 12 Chemistry Sample Paper 2020 Solved Set A

8 Following reaction takes place in one step:-

2NO (g) + O2(g) → 2NO2(g)

How will the rate of above reaction change if the volume of the reaction vessel is diminished to 1/3 of its original volume ?

What will be the change in the order of the reaction .

9 Aqueous solutions of K4[Fe(CN)6] and FeCl3 mix together to produce a blue colored complex of Iron hexacyanoferrate(II) . Both the solutions are separated by a Semi Permeable Membrane as shown in the following diagram:

a) Which side will the formation of blue color take place? Also give reason.
b) What is such a phenomenon known as and why does it occur?
 
10 A compound C3H8O exist in two positional isomers, both of which differ in their acidic properties and reactivity towards a mixture of conc. HCl and anhy. ZnCl2. Identify both the isomers and explain the observations.
 
OR
The manner in which NaOH reacts with Phenol is different from its reaction with Propanol.What does this difference indicate? Also explain the reason for the same.
 
11 Lithium metal is used in the production of synthetic vitamin A and as a reducing agent . It exists with a density of 0.53g/cm3 and edge length of 3.5 Ao. Calculate the radius of Lithium atom . [ At. mass Li= 6.94u]


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Sample Paper Chemistry Class 12

We hope you liked the above provided CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A. To get an understanding of the type of questions which were asked in exams, it is important for Class 12 students to refer to CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A that we have provided above. 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. If you do CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A for Class 12 Chemistry you will easily understand the way examination Sample Paper are set by teachers.

Class 12 Chemistry Sample Paper

The latest Sample Paper CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A covers all the topics which have been suggested by CBSE in their Class 12 Chemistry syllabus for the current year. By doing CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A you will understand the regular questions and MCQ questions for Class 12 Chemistry which are always asked and learn them so that you can get full marks in those questions.

Class 12 Chemistry Model Question Paper Pdf Download

We have provided link above of CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A in Pdf format so that you can just click the links and easily download the papers with answers. On studiestoday, we have also provided a download and print option for all CBSE Class 12 Chemistry latest Sample Papers for Class 12 Chemistry to make it more easy for students. You can download CBSE Class 12 Chemistry Sample Paper and Class 12 Chemistry Question Papers in PDF absolutely free of cost.

Chemistry Sample Paper Class 12 with Solutions

We have provided CBSE Class 12 Chemistry Sample Paper 2020 Solved Set A with solutions. You will be able to understand the type of answers which you should write in Class 12 Chemistry exams to score good marks. 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. This way you will be able to identify your weak areas and also understand how the teachers of Class 12 Chemistry set their questions in the exams.

CBSE Class 12 Chemistry Sample Paper with solutions

We have provided the current year Class 12 Chemistry Sample Paper. Students who want to practice Sample Paper from all previous years can easily get them on studiestoday. We are the leading website in India from which you can download all the latest Class 12 Chemistry study material for free as per the CBSE syllabus for Class 12 Chemistry for the current academic year.

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