CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved

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Sample Question Papers for Class 12 Chemistry

Access comprehensive sample question papers for Class 12 Chemistry using the CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved. Designed to align with the 2026-27 CBSE academic guidelines, these model papers help students assess their exam readiness and understand current marking schemes.

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Access the complete sample paper PDF for Class 12 Chemistry below. Regular practice with these targeted mock exams builds familiarity with expected question patterns and chapter weightage to help secure higher marks.

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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CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved & Sample Question Papers for Class 12 Chemistry

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Explore downloadable sample sets for Class 12 Chemistry. Utilizing the CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved allows learners to gauge exam readiness and master official CBSE assessment structures.

Maximize Your Scores with Model Papers

  • Exam Blueprint: Understand mark allocations and structural guidelines relevant to Class 12 evaluations.
  • Targeted Improvement: Identify weak areas in Class 12 Chemistry requiring focused revision.
  • Pacing & Precision: Practice mixed question formats to build execution speed and ensure timely paper completion.

Steps to Follow After Completing CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved

  1. Review Solutions: Evaluate your completed papers using expert-verified guidance inside our solution sets.
  2. Target Weaknesses: Class 12 students should analyze missed questions to rectify conceptual misunderstandings.
  3. Deep Revision: Re-read sections in the NCERT book for Class 12 Chemistry to clear doubts before solving items again.

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Yes, CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved comes with detailed, teacher-verified solutions. We have provided step-by-step answers for Chemistry to help students of Class 12 understand correct methodology and marking scheme.

How can practicing CBSE Class 12 Chemistry Sample Paper 2020 Set 01 Solved help in exam preparation?

Practicing this Chemistry paper helps in time management and identifying important topics. For Class 12, solving mock papers is the best way to gain confidence and reduce exam-day anxiety.

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