reduced syllabus of class 12 in chemistry
Answer (1)
18th Jan, 2021
Hello,
The board has reduced new CBSE 12th Chemistry Syllabus 2020-21 by 30%.
Deleted Topics from CBSE 12th Chemistry Syllabus 2020-21:
- Chapter 1: Solid State
Electrical and magnetic properties. Band theory of metals, conductors, semiconductors and insulators and n and p-type semiconductors
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Chapter 2: Solutions
Abnormal molecular mass, Van't Hoff factor.
- Chapter 3: Electrochemistry
Lead accumulator, fuel cells, corrosion, law of electrolysis (elementary idea), dry cell- electrolytic cells and Galvanic Cells.
- Chapter 4: Chemical Kinetics
Concept of collision theory (elementary idea, no mathematical treatment), activation energy, Arrhenius equation
- Chapter 5: Surface Chemistry
Emulsion - types of emulsions, catalysis: homogeneous and heterogeneous, activity and selectivity of solid catalysts; enzyme catalysis
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Chapter 6: General Principles and Processes of Isolation of Elements.
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Chapter 7: p-Block Elements
Preparation and properties of Phosphine, Sulphuric Acid: industrial process of manufacture, Oxides of Nitrogen (Structure only); Phosphorus - allotropic forms, compounds of Phosphorus: Preparation and properties of Halides and Oxo acids (elementary idea only).
- Chapter 8: d and f Block Elements
Chemical reactivity of lanthanides, Actinides -Electronic configuration, oxidation states and comparison with lanthanide. Preparation and properties of KMnO4 and K2Cr2O7.
- Chapter 9: Coordination Compounds
Structure and stereoisomerism, importance of coordination compounds (in qualitative analysis, extraction of metals and biological system).
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Chapter 10: Haloalkanes and Haloarenes
Uses and environmental effects of -dichloromethane, trichloromethane, tetrachloromethane, iodoform, freons, DDT.
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Chapter 11: Alcohols, Phenols and Ethers
Uses with special reference to methanol and ethanol.
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Chapter 12: Aldehydes, Ketones and Carboxylic Acid
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Chapter 13: Amines
Diazonium salts: Preparation, chemical reactions and importance in synthetic organic chemistry.
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Chapter 14: Biomolecules
Oligosaccharides (sucrose, lactose, maltose), polysaccharides (starch, cellulose, glycogen), importance of carbohydrates. Vitamins– classification and functions. Enzymes. Hormones - Elementary idea excluding structure.
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Chapter 15: Polymers, Entire chapter
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Chapter 16: Chemistry in Everyday life, Entire chapter
you can refer to this link for more information.
Hope this helps !!
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