Chemistry (EM) 2020 — Class 12 Punjab Board book
Official Punjab Curriculum and Textbook Board (PCTB) Chemistry textbook for Class 12 (English Medium). Neeche poori kitab online parhein ya official PDF download karein — bilkul muft.
Poori kitab yahin parhein
Chemistry (EM) 2020 — Class 12 — neeche scroll karte jayein, aglay safhay khud aa jayein ge. Zoom bhi kar sakte hain.
Internet darkar hai — kitab official PECTAA file se load hogi
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Is kitab ke baare mein
This is the PCTB Class 12 Chemistry textbook (2020, English medium) with all 16 chapters, from Periodic Classification and s/p/d-block elements through the full organic chemistry sequence — hydrocarbons, alkyl halides, alcohols, aldehydes, carboxylic acids — closing with macromolecules, Pakistan's chemical industries and environmental chemistry.
Each chapter opens with 'In this chapter you will learn' objectives and eLearn.Punjab animation references. The organic half (chapters 7-14) is the heart of the board exam, with reaction mechanisms and named reactions throughout.
Aham mozuaat
Periodic Classification of Elements and Periodicity
Page 1
s-Block Elements
Page 29
Group IIIA and Group IVA Elements
Page 62
Group VA and Group VIA Elements
Page 94
The Halogens and the Noble Gases
Page 136
Transition Elements
Page 166
Fundamental Principles of Organic Chemistry
Page 204
Aliphatic Hydrocarbons
Page 232
Aromatic Hydrocarbons
Page 281
Alkyl Halides
Page 301
Alcohols, Phenols and Ethers
Page 314
Aldehydes and Ketones
Page 328
Carboxylic Acids
Page 345
Macromolecules
Page 359
Common Chemical Industries in Pakistan
Page 376
Environmental Chemistry
Page 389
Ustad ka mashwara
Organic chemistry (ch 7-14) mein har functional group ki preparation + reactions ka aik aik chart banwayein. Periodic trends (ch 1) aur transition elements ke colours/oxidation states short questions mein pakkay number dilate hain. Numericals ke liye ch 15 (fertilizers, cement, paper) ke data yaad karayein.
— Rehman Ahmad Chaudhary, Head Teacher, GPS 117 DB(BJ), Yazman
Aksar pooche gaye sawalat
How many chapters are in Class 12 Chemistry?
16 chapters: 6 on inorganic/periodic chemistry, 8 on organic chemistry, plus macromolecules, chemical industries of Pakistan and environmental chemistry.
Which chapters matter most for the board exam?
The organic sequence (chapters 7-14) — especially hydrocarbons, alkyl halides, aldehydes/ketones and carboxylic acids — plus periodic classification (ch 1).
Does the book cover Pakistan's chemical industries?
Yes, chapter 15 covers common chemical industries in Pakistan (fertilizers, cement, sugar, paper, etc.).
What is in the last chapter?
Chapter 16, Environmental Chemistry — air and water pollution, their causes, effects and control.
Class 12 ki mazeed kitabein
Disclaimer
Ye kitab Punjab Curriculum and Textbook Board (PCTB) ki official publication hai. Download aur online reading PECTAA ki official e-books listing (pectaa.edu.pk) se faraham ki jati hai — sirf talimi maqsad ke liye. Malkiyat PCTB ki hai; is site ka koi dawa nahi.