CBSE Sample Papers for Class 12 Chemistry

CBSE Sample Papers for Class 12 Chemistry download in PDF. NCERT solutions and Previous years papers of CBSE examinations All India, Foreign and Delhi region 2018, 2017, 2016, 2015, 2014 compartment and main exams. The marking scheme contains hints and solutions of the questions papers. Prepare according to Current CBSE curriculum 2018-19.



CBSE Sample Papers for Class 12 Chemistry

CBSE Sample Papers for Class 12 Chemistry

CBSE sample papers and board papers – All India, Foreign and Delhi set 1, set 2 and set 3 main and compartment exams papers to download.

Click Here: CBSE Sample Papers for Class 12 All Subjects

CBSE Sample Papers for Class 12 Chemistry 2016, 2017, 2018 & 2019




Previous Years Papers with solutions

CBSE Board Exam Papers – 2018 Compartment Exams

CBSE Board Exam Papers – 2018 Main Exams

CBSE Board Exam Papers – 2017 Compartment Exams




CBSE Board Exam Papers – 2017 Main Exams

CBSE Board Exam Papers – 2016 Main Exams

CBSE Board Exam Papers – 2015 Compartment Exams




CBSE Board Exam Papers – 2015 Main Exams





CBSE Board Exam Papers – 2014 Compartment Exams

CBSE Board Exam Papers – 2014 Main Exams




Important Questions from CBSE Board 2018

  1. Give reasons for the following :
    (a) Measurement of osmotic pressure method is preferred for the determination of molar masses of macromolecules such as proteins and polymers.
    (b) Aquatic animals are more comfortable in cold water than in warm water.
    (c) Elevation of boiling point of 1 M KCl solution is nearly double than that of 1 M sugar solution.
  2. What happens when
    (a) a freshly prepared precipitate of Fe(OH)3 is shaken with a small amount of FeCl3 solution ?
    (b) persistent dialysis of a colloidal solution is carried out ?
    (c) an emulsion is centrifuged ?
  3. (a) Why is bithional added to soap ?
    (b) What is tincture of iodine ? Write its one use.
    (c) Among the following, which one acts as a food preservative ?
    Aspartame, Aspirin, Sodium Benzoate, Paracetamol



Important Questions from CBSE Board 2017

  • Write one similarity between Physisorption and Chemisorption.
  • Define the following terms: (i) Colligative properties (ii) Molality (m)
  • Write the equations involved in the following reactions: (i) Wolff-Kishner reduction (ii) Etard reaction
  • A 10% solution (by mass) of sucrose in water has freezing point of 269.15 K. Calculate the freezing point of 10% glucose in water, if freezing point of pure water is 273.15 K. Given: (Molar mass of sucrose = 342 g/mol) (Molar mass of glucose = 180 g/mol)
  • Write one difference in each of the following: (i) Lyophobic sol and Lyophilic sol (ii) Solution and Colloid (iii) Homogeneous catalysis and Heterogeneous catalysis.



Learning Based Questions
  • Following compounds are given to you: 2-Bromopentane, 2-Bromo-2-methylbutane, 1-Bromopentane (i) Write the compound which is most reactive towards SN 2 reaction. (ii) Write the compound which is optically active. (iii) Write the compound which is most reactive towards β-elimination reaction.
  • Do the following conversions in not more than two steps: (i) Benzoic acid to benzaldehyde (ii) Ethyl benzene to Benzoic acid (iii) Prapanone to Propene.
  • Write the structures of the monomers used for getting the following polymers: (i) Dacron (ii) Melamine – formaldehyde polymer (iii) Buna-N
  • Define the following: (i) Anionic detergents (ii) Broad spectrum antibiotics (iii) Antiseptic


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