ISC 12th Chemistry 2023 Chapter wise Weightage and Important Topics

Angana Nath

Updated On: December 30, 2022 12:17 PM

CISCE will very soon declare the ISC class 12 exam time table for 2023. The board has already published the updated exam pattern and syllabus of ISC 12th 2023 at the official website. Check out the chapter wise weightage and important topics here. Read below. 
ISC 12th Chemistry 2023 Chapter wise Weightage

The Council for the Indian School Certificate Examination (CISCE) has declared the ISC class 12 exam timetable for 2023, tentatively by the end of November 30, 2022. The board has already published the updated exam pattern and syllabus of ISC 12th 2023 at the official website. Hence, the candidates can also check here the updated Chemistry exam pattern for ISC Class 12 exam. As per the exam pattern, the ISC 12th Chemistry exam will be held in the offline mode- a pen and paper-based exam. The total allotted marks for the Chemistry paper is 100; which will be categorised into four parts such as a theoretical exam, practical test, Project work and practical file. Here are the marks distribution for each of the category of the ISC 12th Chemistry paper exam-

  • Theory: 70 marks
  • Practical exam: 15 marks
  • Project work: 10 marks
  • Practical file: 5 marks

The time duration of the theoretical exam is 3 hours.

Also Read | ISC Class 12 Exam Date Sheet 2023

ISC 12th Chemistry 2023 Chapter-wise Weightage

Check out the ISC 12th Chemistry 2023 chapter-wise weightage here in the following table-

Unit

Total Weightage

Solutions

Physical Chemistry: 25 marks

Electrochemistry

Chemical Kinetics

D and f- block elements

Inorganic Chemistry: 14 marks

Coordination Compounds

Haloalkanes and Haloarenes

Organic Chemistry: 31 marks

Alcohols, Phenols and Ethers

Aldehydes, Ketones and Carboxylic Acids

Organic Compounds containing Nitrogen

Biomolecules

Total

70 marks

Also Read |

ISC Class 12 Physics Weightage 2023
ISC Class 12 Mathematics Weightage 2023
ISC Class 12 Economics Weightage 2023
ISC Class 12 Business Studies Weightage 2023
ISC Class 12 Biology Weightage 2023
ISC Previous Year Question Paper Mathematics PDF

ISC 12th Chemistry 2023 Important Topics

The candidates can find out the important topics of ISC 12th Chemistry 2023 here-

Unit Names

Topics Names

Solutions

  • Solubility of gases in liquids
  • Raoult’s Law for Volatile Solutes and Non-volatile Solutes
  • Colligative Properties etc

Electrochemistry

  • Electrochemical cells
  • Measurement of Potential
  • Galvanic Cells
  • Electrochemical Series etc

Chemical Kinetics

  • Meaning of Chemical Kinetics
  • Rate of reaction
  • Law of Mass Action
  • Effect of Concentration of Reactants on the rate of a reaction
  • Order of a reaction etc

d and f Block elements

  • 3d, 4d and 5d series
  • 4f and 5f series
  • Potassium permanganate
  • Potassium dichromate etc

Coordination Compounds

  • Definition of Coordination compounds
  • Isomerism
  • Crystal field theory
  • Stability of coordination compounds etc

Haloalkanes and Haloarenes

  • Alkane and halogen
  • Alkene and Hydrogen Halide
  • Silver Salt of fatty acids
  • Halide exchange method
  • Physical Properties
  • Chemical properties

Alcohols, Phenols and Ethers

  • Classification into monohydric
  • Methods of preparation
  • Acidic nature of alcohols
  • Dehydration with mechanism
  • Oxidation
  • Uses of alcohols

Aldehydes, Ketones and Carboxylic Acids

  • Physical properties – state and boiling point
  • Aromatic aldehyde (Benzaldehyde)
  • Base catalysed reactions
  • Carboxylic Acids

Organic Compounds containing Nitrogen

  • Amines
  • Aniline
  • Cyanides and Isocyanides
  • Diazonium salts

Biomolecules

  • Carbohydrates
  • Proteins
  • Vitamins
  • Nucleic Acids

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